The is a list of sites, landmarks, machines, and documents that made significant contributions to the development of mechanical engineering in Japan. Items in the list are certified by the .

Overview

The ''Mechanical Engineering Heritage'' program was inaugurated in June 2007 in connection with the 110th anniversary of the founding of the JSME. The program recognizes machines, related systems, factories, specification documents, textbooks, and other items that had a significant impact on the development of mechanical engineering. When a certified item can no longer be maintained by its current owner, the JSME acts to prevent its loss by arranging a transfer to the National Science Museum of Japan or to a local government institution. The JSME plans to certify several items of high

heritage Heritage may refer to: History and society * A heritage asset A heritage asset is an item which has value because of its contribution to a nation's society, knowledge and/or culture. Such items are usually physical assets, but some countries also ...

value over years.

Items certified in 2007

Sites

* No. 1:

Steam engines A steam engine is a heat engine that performs Work (physics), mechanical work using steam as its working fluid. The steam engine uses the force produced by steam pressure to push a piston back and forth inside a Cylinder (locomotive), cyl ...

and hauling machinery at the Kosuge Ship Repair Dock, (built in 1868). –

Nagasaki Prefecture is a Prefectures of Japan, prefecture of Japan, mainly located on the island of Kyūshū, although it also includes a number of islands off Kyūshū's northwest coast - including Tsushima and Iki. Nagasaki Prefecture has a population of 1,246,4 ...

Landmarks

* No. 2: Memorial workshop and

machine tools A machine tool is a machine for handling or machining metal or other rigid materials, usually by cutting, boring, grinding, shearing, or other forms of deformations. Machine tools employ some sort of tool that does the cutting or shaping. All ...

Kumamoto University , abbreviated to ''Kumadai'' (熊大), is a Japanese national university located in Kumamoto, Kumamoto Prefecture in the Kyushu region of Japan. It was established on May 31, 1949, at which time the following institutions were subsumed into it; ...

, (built in 1908). –

Kumamoto Prefecture is a Prefectures of Japan, prefecture of Japan located on the island of Kyūshū. Kumamoto Prefecture has a population of 1,748,134 () and has a geographic area of . Kumamoto Prefecture borders Fukuoka Prefecture to the north, Ōita Prefecture t ...

Collections

* No. 3: Forged iron

treadle A treadle (from , "to tread") is a foot-powered lever mechanism; it is operated by treading on it repeatedly. A treadle, unlike some other types of pedals, is not directly mounted on the crank (see treadle bicycle for a clear example). Most ...

lathe A lathe () is a machine tool that rotates a workpiece about an axis of rotation to perform various operations such as cutting, sanding, knurling, drilling, deformation, facing, threading and turning, with tools that are applied to the w ...

(made in 1875 by Kaheiji Ito). –

Aichi Prefecture is a Prefectures of Japan, prefecture of Japan located in the Chūbu region of Honshū. Aichi Prefecture has a population of 7,461,111 () and a geographic area of with a population density of . Aichi Prefecture borders Mie Prefecture to the ...

* No. 4: Industrial

Steam Turbine A steam turbine or steam turbine engine is a machine or heat engine that extracts thermal energy from pressurized steam and uses it to do mechanical work utilising a rotating output shaft. Its modern manifestation was invented by Sir Charles Par ...

( Parsons steam turbine), (made in 1908). – Nagasaki Prefecture * No. 5: 10A

Mazda Wankel engine The Mazda Wankel engines are a family of Wankel rotary combustion car engines produced by Mazda. Wankel engines were invented in 1950s by Felix Wankel, a German engineer. Over the years, displacement has been increased and turbocharging ha ...

(made in 1967). – Hiroshima Prefecture * No. 6:

Honda commonly known as just Honda, is a Japanese multinational corporation, multinational Conglomerate (company), conglomerate automotive manufacturer headquartered in Minato, Tokyo, Japan. Founded in October 1946 by Soichiro Honda, Honda has bee ...

CVCC CVCC, or , is an internal combustion engine technology developed and trademarked by the Honda Motor Company. The technology's name refers to its primary features: Compound refers to the use of two combustion chambers; Vortex refers to the vo ...

engine (first engine to meet emission standards of

Clean Air Act (1970) The Clean Air Act (CAA) is the United States' primary federal air quality law, intended to reduce and control air pollution nationwide. Initially enacted in 1963 and amended many times since, it is one of the United States' first and most inf ...

). –

Tochigi Prefecture is a landlocked Prefectures of Japan, prefecture of Japan located in the Kantō region of Honshu. Tochigi Prefecture has a population of 1,897,649 (1 June 2023) and has a geographic area of 6,408 Square kilometre, km2 (2,474 Square mile, sq mi ...

* No. 7: FJR710

Jet Engine A jet engine is a type of reaction engine, discharging a fast-moving jet (fluid), jet of heated gas (usually air) that generates thrust by jet propulsion. While this broad definition may include Rocket engine, rocket, Pump-jet, water jet, and ...

(made in 1971). – Tokyo * No. 8:

Yanmar is a Japanese diesel engine, heavy machinery and agricultural machinery manufacturer founded in Osaka, Japan, in 1912. Yanmar manufactures and sells engines used in a wide range of applications, including seagoing vessels, pleasure boats, cons ...

small horizontal

Diesel Engine The diesel engine, named after the German engineer Rudolf Diesel, is an internal combustion engine in which Combustion, ignition of diesel fuel is caused by the elevated temperature of the air in the cylinder due to Mechanics, mechanical Compr ...

, Model HB (made in 1933). –

Shiga Prefecture is a landlocked prefecture of Japan in the Kansai region of Honshu. Shiga Prefecture has a population of 1,398,972 as of 1 February 2025 and has a geographic area of . Shiga Prefecture borders Fukui Prefecture to the north, Gifu Prefecture to th ...

* No. 9: Prof. Inokuchi's

centrifugal pump Centrifugal pumps are used to transport fluids by the Energy transformation, conversion of rotational kinetic energy to the hydrodynamic energy of the fluid flow. The rotational energy typically comes from an engine or electric motor. They are ...

, (made in 1912). – Aichi Prefecture * No. 10:

High frequency High frequency (HF) is the ITU designation for the band of radio waves with frequency between 3 and 30 megahertz (MHz). It is also known as the decameter band or decameter wave as its wavelengths range from one to ten decameters (ten to one ...

generator (made in 1929 by German

AEG The initials AEG are used for or may refer to: Common meanings * AEG (German company) ; AEG) was a German producer of electrical equipment. It was established in 1883 by Emil Rathenau as the ''Deutsche Edison-Gesellschaft für angewandte El ...

). – Aichi Prefecture * No. 11: 0-Series

Tōkaidō Shinkansen The is a Japanese high-speed rail line that is part of the nationwide Shinkansen network. Along with the San'yō Shinkansen, it forms a continuous high-speed railway through the Taiheiyō Belt, also known as the Tokaido corridor. Opening in 19 ...

electric multiple units An electric multiple unit or EMU is a multiple-unit train consisting of self-propelled carriages using electricity as the motive power. An EMU requires no separate locomotive, as electric traction motors are incorporated within one or a number ...

(operated 1964–1978). –

Osaka Prefecture is a prefecture of Japan located in the Kansai region of Honshu. Osaka Prefecture has a population of 8,778,035 () and has a geographic area of . Osaka Prefecture borders Hyōgo Prefecture to the northwest, Kyoto Prefecture to the north, Nara ...

* No. 12: Class 230 No. 233 2-4-2 steam tank

locomotive A locomotive is a rail transport, rail vehicle that provides the motive power for a train. Traditionally, locomotives pulled trains from the front. However, Push–pull train, push–pull operation has become common, and in the pursuit for ...

(made 1902–1909). – Osaka Prefecture * No. 13: YS11 passenger airplane (flown 1964–2009). – Tokyo * No. 14: Cub Type F,

bicycle engine (1952). – Tochigi Prefecture * No. 15:

Chain stitch Chain stitch is a sewing and embroidery technique in which a series of looped stitches form a chain-like pattern. Chain stitch is an ancient craft – examples of surviving Chinese chain stitch embroidery worked in silk thread have been dat ...

sewing machine Diagram of a modern sewing machine Animation of a modern sewing machine as it stitches A sewing machine is a machine used to sew fabric and materials together with thread. Sewing machines were invented during the first Industrial Revolutio ...

for the production of

straw hat A straw hat is a wide-brimmed hat woven out of straw or straw-like synthetic materials. Straw hats are a type of sun hat designed to shade the head and face from direct sunlight, but are also used in fashion as a decorative element or a ...

s (made in 1928). – Aichi Prefecture * No. 16: Non-stop shuttle change automatic

loom A loom is a device used to weaving, weave cloth and tapestry. The basic purpose of any loom is to hold the Warp (weaving), warp threads under tension (mechanics), tension to facilitate the interweaving of the weft threads. The precise shape of ...

, Toyoda Type G (made in 1924). – Aichi Prefecture * No. 17: Hand operated

letterpress printing Letterpress printing is a technique of relief printing for producing many copies by repeated direct impression of an inked, raised surface against individual sheets of paper or a continuous roll of paper. A worker composes and locks movable t ...

machine (made in 1885). – Tokyo * No. 18: Komatsu

bulldozer A bulldozer or dozer (also called a crawler) is a large tractor equipped with a metal #Blade, blade at the front for pushing material (soil, sand, snow, rubble, or rock) during construction work. It travels most commonly on continuous tracks, ...

G40 (made in 1943). –

Shizuoka Prefecture is a Prefectures of Japan, prefecture of Japan located in the Chūbu region of Honshu. Shizuoka Prefecture has a population of 3,555,818 and has a geographic area of . Shizuoka Prefecture borders Kanagawa Prefecture to the east, Yamanashi Pref ...

* No. 19:

Olympus Olympus or Olympos () may refer to: Mountains In antiquity Greece * Mount Olympus in Thessaly, northern Greece, the home of the twelve gods of Olympus in Greek mythology * Mount Olympus (Lesvos), located in Lesbos * Mount Olympus (Euboea) ...

gastrocamera GT-I (made in 1950). – Tokyo * No. 20: Buckton universal testing machine (installed in 1908). –

Hyōgo Prefecture is a Prefectures of Japan, prefecture of Japan located in the Kansai region of Honshu. Hyōgo Prefecture has a population of 5,469,762 () and a geographic area of . Hyōgo Prefecture borders Kyoto Prefecture to the east, Osaka Prefecture to th ...

* No. 21: Mutoh Drafter manual drafting machine, MH-I (made in 1953). – Tokyo * No. 22:

Myriad year clock The , was a universal clock designed by the Japanese inventor Hisashige Tanaka in 1851. It belongs to the category of Japanese clocks called '' Wadokei''. This clock is designated as an Important Cultural Property and a Mechanical Engineering ...

, (made in 1851). – Tokyo * No. 23: The Chikugo River Lift Bridge (opened in 1935). – Between

Fukuoka is the List of Japanese cities by population, sixth-largest city in Japan and the capital city of Fukuoka Prefecture, Japan. The city is built along the shores of Hakata Bay, and has been a center of international commerce since ancient times. ...

and

Saga Prefecture is a Prefectures of Japan, prefecture of Japan located on the island of Kyushu. Saga Prefecture has a population of roughly 780,000 and has a geographic area of . Saga Prefecture borders Fukuoka Prefecture to the northeast and Nagasaki Prefect ...

Documents

* No. 24: JSME publications from the early days of the society, (published in 1897, 1901 and 1934). – Tokyo * No. 25: "

Hydraulics Hydraulics () is a technology and applied science using engineering, chemistry, and other sciences involving the mechanical properties and use of liquids. At a very basic level, hydraulics is the liquid counterpart of pneumatics, which concer ...

and

Hydraulic machinery Hydraulic machines use liquid fluid power to perform work. Heavy construction vehicles are a common example. In this type of machine, hydraulic fluid is pumped to various hydraulic motors and hydraulic cylinders throughout the machine a ...

", lecture notes by Professors Bunji Mano and Ariya Inokuchi at

Imperial University of Tokyo The University of Tokyo (, abbreviated as in Japanese and UTokyo in English) is a public research university in Bunkyō, Tokyo, Japan. Founded in 1877 as the nation's first modern university by the merger of several pre-westernisation era ins ...

(1905). – Tokyo

Items certified in 2008

Sites

* No. 26: Sankyozawa

hydroelectric Hydroelectricity, or hydroelectric power, is Electricity generation, electricity generated from hydropower (water power). Hydropower supplies 15% of the world's electricity, almost 4,210 TWh in 2023, which is more than all other Renewable energ ...

power station A power station, also referred to as a power plant and sometimes generating station or generating plant, is an industrial facility for the electricity generation, generation of electric power. Power stations are generally connected to an electr ...

and related objects, (operating since 1888). –

Miyagi Prefecture is a Prefectures of Japan, prefecture of Japan located in the Tōhoku region of Honshu. Miyagi Prefecture has a population of 2,265,724 (1 August 2023) and has a geographic area of . Miyagi Prefecture borders Iwate Prefecture to the north, Akit ...

* No. 27:

Hydraulic Hydraulics () is a technology and applied science using engineering, chemistry, and other sciences involving the mechanical properties and use of liquids. At a very basic level, hydraulics is the liquid counterpart of pneumatics, which concer ...

lock Lock(s) or Locked may refer to: Common meanings *Lock and key, a mechanical device used to secure items of importance *Lock (water navigation), a device for boats to transit between different levels of water, as in a canal Arts and entertainme ...

(made in United Kingdom, operating since 1908) and floating steam crane (operated 1905–2008), Miike Port. – Fukuoka Prefecture

Collections

* No. 28: "Entaro" bus ( Ford TT type), (1923, adapted from chassis imported from United States). –

Saitama Prefecture is a Landlocked country, landlocked Prefectures of Japan, prefecture of Japan located in the Kantō region of Honshu. Saitama Prefecture has a population of 7,338,536 (January 1, 2020) and has a geographic area of 3,797 Square kilometre, km2 ( ...

* No. 29: Mechanical telecommunication devices (made in 1947 by Shinko Seisakusho Co.). –

Iwate Prefecture is a Prefectures of Japan, prefecture of Japan located in the Tōhoku region of Honshu. It is the second-largest Japanese prefecture (behind Hokkaido) at , with a population of 1,165,886 (as of July 1, 2023). Iwate Prefecture borders Aomori Pre ...

* No. 30: Mechanical calculator, ( Yazu Arithmometer, patented in 1903). – Fukuoka Prefecture * No. 31:

Induction motor An induction motor or asynchronous motor is an AC motor, AC electric motor in which the electric current in the rotor (electric), rotor that produces torque is obtained by electromagnetic induction from the magnetic field of the stator winding ...

and design sheet (made in 1910, in the earliest days of the Japanese electrical machinery industry). –

Ibaraki Prefecture is a Prefectures of Japan, prefecture of Japan located in the Kantō region of Honshu. Ibaraki Prefecture has a population of 2,828,086 (1 July 2023) and has a geographic area of . Ibaraki Prefecture borders Fukushima Prefecture to the north, ...

Items certified in 2009

Sites

* No. 32: Mechanical Device of

Sapporo Clock Tower is a wooden structure and tourist attraction located at North 1 West 2, Chūō-ku, Sapporo, the largest city on the island of Hokkaidō, Japan. As of 2021, this tower is the oldest clock tower in Japan. The building is of American design and is ...

, (clock mechanism imported/installed from E. Howard & Co. in 1881, moved in 1906). –

Hokkaidō is the second-largest island of Japan and comprises the largest and northernmost prefecture, making up its own region. The Tsugaru Strait separates Hokkaidō from Honshu; the two islands are connected by railway via the Seikan Tunnel. The ...

Landmarks

* No. 33: Minegishi

Watermill A watermill or water mill is a mill that uses hydropower. It is a structure that uses a water wheel or water turbine to drive a mechanical process such as mill (grinding), milling (grinding), rolling, or hammering. Such processes are needed in ...

, (installed in 1808, in operation till 1965). – Tokyo

Collections

* No. 34: The Master Worm wheel of the

Hobbing Hobbing is a machining process for gear cutting, cutting splines, and cutting sprockets using a specialized milling machine. The teeth or splines of the gear are progressively cut into the material (such as a flat, cylindrical piece of metal ...

Machine HRS-500, (machining by Hobbing machine of Rhein-Neckar from Germany in 1943). – Shizuoka Prefecture * No. 35: Locomobile, The oldest private Steam Automobile in Japan, (one of eight imported from

Locomobile Company of America The Locomobile Company of America was a pioneering American automobile manufacturer founded in 1899, and known for its dedication to precision before the assembly-line era. It was one of the earliest car manufacturers in the advent of the autom ...

in 1902,

failure Failure is the social concept of not meeting a desirable or intended objective, and is usually viewed as the opposite of success. The criteria for failure depends on context, and may be relative to a particular observer or belief system. On ...

d in 1908, discovered in 1978 then only

boiler A boiler is a closed vessel in which fluid (generally water) is heated. The fluid does not necessarily boil. The heated or vaporized fluid exits the boiler for use in various processes or heating applications, including water heating, centra ...

was replaced and operable in 1980). – Hokkaidō * No. 36: Arrow-Gou, The oldest Japanese-made Car, (one of Japanese fundamental vehicle technology made in 1916). – Fukuoka Prefecture * No. 37: British-made 50 ft Turn Table, (imported from

Ransomes & Rapier Ransomes & Rapier was a major United Kingdom, British manufacturer of railway equipment and later cranes, from 1869 to 1987. Originally an offshoot of the major engineering company Ransomes, Sims & Jeffries, Ransome's it was based at Waterside Wo ...

made in 1897, but installed location was unknown before moved in 1941 then further moved to

Ōigawa Railway is a railway company in Shizuoka Prefecture, Japan, which first opened in 1927. The company is commonly known as . The company belonged to the Meitetsu Group until 2015, when it was sold to Eclipse Hidaka, a food and hotel company headquarte ...

in 1980, in operation. Two others are deemed also imported and still in operation in other locations, these historical details are not known). – Shizuoka Prefecture

Items certified in 2010

Landmarks

* NO. 38:

Carousel A carousel or carrousel (mainly North American English), merry-go-round (International English), or galloper (British English) is a type of amusement ride consisting of a rotating circular platform with seats for riders. The seats are tradit ...

El Dorado of

Toshimaen was an amusement park in Nerima, Tokyo, Japan, owned by the Seibu Group. It had a variety of rides, including three roller coasters, a water park with 25 slides and six pools, and Carousel El Dorado, the country's oldest operational amusement r ...

, the oldest in Japan and oldest class in worldwide, produced by

Hugo Haase Hugo Haase (29 September 1863 – 7 November 1919) was a German socialist politician, jurist and pacifist. With Friedrich Ebert, he co-chaired of the Council of the People's Deputies during the German Revolution of 1918–19. Early life Hugo Ha ...

(German, 1857–1933) in 1907, travelled in Europe, then moved to

Steeplechase Park Steeplechase Park was an amusement park that operated in the Coney Island neighborhood of Brooklyn in New York City, United States, from 1897 to 1964. Steeplechase Park was created by the entrepreneur George C. Tilyou as the first of the three ...

of Coney Island, New York in 1911, operated till 1964, then purchased, refurbished and operate in Toshimaen since 1971. – Tokyo * No. 39: Revolving stage and its slewing mechanism of old '' Konpira Grand Theatre''. –

Kagawa Prefecture is a Prefectures of Japan, prefecture of Japan located on the island of Shikoku. Kagawa Prefecture has a population of 949,358 (as of 2020) and is the List of Japanese prefectures by area, smallest prefecture by geographic area at . Kagawa Pr ...

Collections

*No. 40:

Electric vehicle An electric vehicle (EV) is a motor vehicle whose propulsion is powered fully or mostly by electricity. EVs encompass a wide range of transportation modes, including road vehicle, road and rail vehicles, electric boats and Submersible, submer ...

TAMA (E4S-47 I), produced by

Tachikawa Aircraft Company Ltd was an aircraft manufacturer in the Empire of Japan, specializing primarily in aircraft for the Imperial Japanese Army Air Force. It was based at Tachikawa, in Tokyo Prefecture. History Tachikawa Aircraft In November 1924, Ishikawajima Shipya ...

in 1947, to overcome oil shortage after

World War II World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...

. The car is with single motor of 36V, 120A, run 65km by single charge, max. speed 35 km/h. The second model in 1949 run 200 km. Used as

taxi A taxi, also known as a taxicab or simply a cab, is a type of vehicle for hire with a Driving, driver, used by a single passenger or small group of passengers, often for a non-shared ride. A taxicab conveys passengers between locations of thei ...

in Tokyo. Production had stopped due to cost of batteries by the time of the

Korean War The Korean War (25 June 1950 – 27 July 1953) was an armed conflict on the Korean Peninsula fought between North Korea (Democratic People's Republic of Korea; DPRK) and South Korea (Republic of Korea; ROK) and their allies. North Korea was s ...

. –

Kanagawa Prefecture is a Prefectures of Japan, prefecture of Japan located in the Kantō region of Honshu. Kanagawa Prefecture is the List of Japanese prefectures by population, second-most populous prefecture of Japan at 9,221,129 (1 April 2022) and third-dens ...

* No. 41: The first made in Japan

forklift truck A forklift (also called industrial truck, lift truck, jitney, hi-lo, fork truck, fork hoist, and forklift truck) is a powered industrial truck used to lift and move materials over short distances. The forklift was developed in the early 20th c ...

with

internal combustion engine An internal combustion engine (ICE or IC engine) is a heat engine in which the combustion of a fuel occurs with an oxidizer (usually air) in a combustion chamber that is an integral part of the working fluid flow circuit. In an internal comb ...

, max. load 6,000 pound, in 1949, learned from

Clark Material Handling Company Clark Material Handling Company (CMHC), also known as CLARK or CLARK the Forklift, is an American manufacturer of forklift trucks based in Dallas, Texas. The company has manufacturing facilities in Changwon, South Korea, Lexington, Kentucky, Q ...

's 4,000-pound type. – Shiga Prefecture * No. 42: Takasago and Ebara type

Centrifugal Centrifugal (a key concept in rotating systems) may refer to: *Centrifugal casting (industrial), Centrifugal casting (silversmithing), and Spin casting (centrifugal rubber mold casting), forms of centrifigual casting *Centrifugal clutch *Centrifug ...

Refrigerating machine. – Kanagawa Prefecture * No. 43: Automated Ticket Gate (

Turnstile A turnstile (also called a gateline, baffle gate, automated gate, turn gate in some regions) is a form of gate which allows one person to pass at a time. A turnstile can be configured to enforce One-way traffic#One-way traffic of people, one-way ...

OMRON , styled as OMRON, is a Japanese electronics company based in Kyoto, Japan. Omron was established by in 1933 (as the ''Tateisi Electric Manufacturing Company'') and incorporated in 1948. The company originated in an area of Kyoto called ""( ja) ...

and Kintetsu jointly studied from 1964, model PG-D120 operated from 1973 after prototype evaluation from 1967. –

Kyoto Prefecture is a Prefectures of Japan, prefecture of Japan located in the Kansai region of Honshu. Kyoto Prefecture has a population of 2,561,358 () and has a geographic area of . Kyoto Prefecture borders Fukui Prefecture to the northeast, Shiga Prefecture ...

Items certified in 2011

Landmarks

* NO. 44: Seikan Train Ferry and Moving Rail Bridge. The ferry service started between

Aomori Station is a railway station in the city of Aomori in Aomori Prefecture, Japan. The station has been operating since September 1891, though the most recent station building, which consists of three island platforms connected to the station building by a ...

Honshu , historically known as , is the largest of the four main islands of Japan. It lies between the Pacific Ocean (east) and the Sea of Japan (west). It is the list of islands by area, seventh-largest island in the world, and the list of islands by ...

and Hakodate Station of

Hokkaido is the list of islands of Japan by area, second-largest island of Japan and comprises the largest and northernmost prefectures of Japan, prefecture, making up its own list of regions of Japan, region. The Tsugaru Strait separates Hokkaidō fr ...

in 1908, and became

train ferry A train ferry is a ship (ferry) designed to carry Railroad car, railway vehicles, as well as their cargoes and passengers. Typically, one level of the ship is fitted with Track (rail transport), railway tracks, and the vessel has a door at the f ...

service from 1925 till Seikan Tunnel operated in 1988. Landmark is both and moving rail bridge at Aomori Station, and and moving rail bridge at Hakodate Station. –

Aomori Prefecture is a Prefectures of Japan, prefecture of Japan in the Tōhoku region. The prefecture's capital, largest city, and namesake is the city of Aomori (city), Aomori. Aomori is the northernmost prefecture on Japan's main island, Honshu, and is border ...

and Hokkaidō

Collections

* NO. 45: Type ED15 Electric Locomotive. This

direct current Direct current (DC) is one-directional electric current, flow of electric charge. An electrochemical cell is a prime example of DC power. Direct current may flow through a conductor (material), conductor such as a wire, but can also flow throug ...

locomotive is the first Japan-made one in 1924 and operation till 1960. It is functionally equal to imported electric locomotive with specification of maximum speed 65 km/h with 820 KW by four main

motor An engine or motor is a machine designed to convert one or more forms of energy into mechanical energy. Available energy sources include potential energy (e.g. energy of the Earth's gravitational field as exploited in hydroelectric power gene ...

s. – Ibaraki Prefecture * NO. 46: Silk reeling machines of , several types of silk reeling machines. Machines are; 2 silk reeling machines out of 300 machines imported by French engineer for

Tomioka silk mill is Japan's oldest modern model silk reeling factory, established in 1872 by the government to introduce modern machine silk reeling from France and spread its technology in Japan. The factory is designated by the government as a National Histo ...

which operated from 1872, Japan made machine based on French and Italian technologies, and some other Japan made improved and innovated machines. –

Nagano Prefecture is a Landlocked country, landlocked Prefectures of Japan, prefecture of Japan located in the Chūbu region of Honshu. Nagano Prefecture has a population of 2,007,682 () and has a geographic area of . Nagano Prefecture borders Niigata Prefecture ...

* NO. 47: Toyoda Power Loom.

Loom A loom is a device used to weaving, weave cloth and tapestry. The basic purpose of any loom is to hold the Warp (weaving), warp threads under tension (mechanics), tension to facilitate the interweaving of the weft threads. The precise shape of ...

s power by steam engine type and electric motor types invented by

Sakichi Toyoda was a Japanese inventor and industrialist who founded Toyoda Automatic Loom Works (later Toyota Industries). The son of a farmer and sought-after carpenter, he started the Toyoda family companies. His son, Kiichiro Toyoda, would later establis ...

in 1897 and patented next year. Machine's productivity is 20 times high and 1/20 of low in machine cost compared to imported machines, widely used throughout Japan. – Aichi Prefecture * NO. 48:

Excavator Excavators are heavy equipment (construction), heavy construction equipment primarily consisting of a backhoe, boom, dipper (or stick), Bucket (machine part), bucket, and cab on a rotating platform known as the "house". The modern excavator's ...

UH03 is the first evolved type, made in Japan in 1965, having double

hydraulic pump A hydraulic pump is a mechanical source of power that converts mechanical power into hydraulic energy ( hydrostatic energy i.e. flow, pressure). Hydraulic pumps are used in hydraulic drive systems and can be hydrostatic or hydrodynamic. They gen ...

s and double

valve A valve is a device or natural object that regulates, directs or controls the flow of a fluid (gases, liquids, fluidized solids, or Slurry, slurries) by opening, closing, or partially obstructing various passageways. Valves are technically Pip ...

s with

bucket A bucket is typically a watertight, vertical Cylinder (geometry), cylinder or Truncation (geometry), truncated Cone (geometry), cone or square, with an open top and a flat bottom that is attached to a semicircular carrying handle (grip), handle ...

size 0.35 m³ and engine output 58 hp. The excavators made in Japan before UH03 are single

and single

type under technical tied up with Europe. – Ibaraki Prefecture * NO. 49: Zipper chain machine (YKK-CM6) is

YKK Group The is a Japanese group of manufacturing companies. They are the world's largest zipper manufacturer, also producing other fastening products, architectural products, plastic hardware and industrial machinery. The initials YKK stand for , wh ...

first made in Japan machine in 1953, evolved from imported machine from US in 1950. –

Toyama Prefecture is a prefecture of Japan located in the Chūbu region of Honshu. Toyama Prefecture has a population of 993,848 (1 January 2025) and has a geographic area of 4,247.61 km2 (1,640.01 sq mi). Toyama Prefecture borders Ishikawa Prefecture to the ...

* NO. 50: ''Ticket Vending Machine'' is the first train ticket

vending machine A vending machine is an automated machine that dispenses items such as snacks, beverages, cigarettes, and lottery tickets to consumers after cash, a credit card, or other forms of payment are inserted into the machine or payment is otherwise m ...

. Developed in 1962, it consists of approximately 250

relay A relay Electromechanical relay schematic showing a control coil, four pairs of normally open and one pair of normally closed contacts An automotive-style miniature relay with the dust cover taken off A relay is an electrically operated switc ...

s, and can print train tickets for various destinations. It accepts

coin A coin is a small object, usually round and flat, used primarily as a medium of exchange or legal tender. They are standardized in weight, and produced in large quantities at a mint in order to facilitate trade. They are most often issued by ...

s, checks them for authenticity, sorts and stores them, and makes change. The improved type made in 1969 was installed in of

Expo '70 The or Expo '70 was a world's fair held in Suita, Osaka Prefecture, Japan, between 15 March and 13 September 1970. Its theme was "Progress and Harmony for Mankind." In Japanese, Expo '70 is often referred to as . It was the first world's fair ...

Suita, Osaka is a city located in Osaka Prefecture, Japan. , the city had an estimated population of 381,238 in 182,636 households, and a population density of 11,000 persons per km2. The total area of the city is . It is a suburban city of Osaka City and a p ...

– Nagano Prefecture.

Items certified in 2012

Landmarks

* NO. 51: Tokyu 5200 series made in 1958 is the first

railcar A railcar (not to be confused with the generic term railroad car or railway car) is a self-propelled railway vehicle designed to transport passengers. The term "railcar" is usually used in reference to a train consisting of a single coa ...

applying stainless steel on the exterior aim at no maintenance required of periodical painterwork. Tokyu 7000 series railcar made by

Tokyu Car Corporation is a manufacturer of heavy rail cars in Japan, formerly known as . The company is based in Kanazawa-ku, Yokohama, and a member of East Japan Railway Company (JR East) group. J-TREC manufactures rail vehicles not only for JR East and Tokyu Corpo ...

in 1965 is the first all stainless steel railcar including framing. The framing technologies learned and improved under technical tie-up with

Budd Company The Budd Company was a 20th-century metal fabricator, a major supplier of body components to the automobile industry, and a manufacturer of stainless steel passenger rail cars, airframes, missile and space vehicles, and various defense produ ...

.- Kanagawa Prefecture * NO. 52: Yoshino Ropeway opened on March 12, 1929. The oldest surviving

aerial lift An aerial lift, also known as a cable car or ropeway, is a means of cable transport in which ''cabins'', ''cars'', ''Gondola lift, gondolas'', or Chairlift, open chairs are hauled above the ground by means of one or more Wire rope, cables. Aeria ...

line in Japan and oldest class in worldwide. –

Nara Prefecture is a Prefectures of Japan, prefecture of Japan located in the Kansai region of Honshu. Nara Prefecture has a population of 1,321,805 and has a geographic area of . Nara Prefecture borders Kyoto Prefecture to the north, Osaka Prefecture to the ...

Collections

* NO. 53: Oldest in Japan England style 9-foot length

made by Ikegai Corp., the first

machine tool A machine tool is a machine for handling or machining metal or other rigid materials, usually by cutting, Boring (manufacturing), boring, grinding (abrasive cutting), grinding, shearing, or other forms of deformations. Machine tools employ some s ...

manufacture of Japan, in 1889 for own use. – Tokyo * NO. 54:

Ricoh is a Japanese multinational imaging and electronics company. It was founded by the now-defunct commercial division of the Institute of Physical and Chemical Research (Riken) known as the ''Riken Concern'', on 6 February 1936 as . Ricoh's hea ...

desktop copier model 101 is the first Japanese

blueprint A blueprint is a reproduction of a technical drawing or engineering drawing using a contact print process on light-sensitive sheets introduced by Sir John Herschel in 1842. The process allowed rapid and accurate production of an unlimited number ...

document reproduction machine using the

diazo In organic chemistry, the diazo group is an organic moiety consisting of two linked nitrogen atoms at the terminal position. Overall charge-neutral organic compounds containing the diazo group bound to a carbon atom are called diazo compounds ...

chemical process made in 1955. This copier with the newly innovated

photographic paper Photographic paper is a coated paper, paper coated with a light-sensitive chemical, used for making photographic prints. When photographic paper is exposed to light, it captures a latent image that is then Photographic developer, developed to form ...

brings no need to rinse in washing water and no

odor An odor (American English) or odour ( Commonwealth English; see spelling differences) is a smell or a scent caused by one or more volatilized chemical compounds generally found in low concentrations that humans and many animals can perceive ...

operation. – Shizuoka Prefecture * NO. 55:

Washlet is a Japanese line of cleansing toilet seats manufactured and sold by the company Toto. The electronic bidet features a water spray element for genital and anal cleansing. and commonly appears on toilets all over Japan. The device was rel ...

G released in 1980 is the first type innovated by Toto. The original model for therapy of

hemorrhoid Hemorrhoids (or haemorrhoids), also known as piles, are vascular structures in the anal canal. In their normal state, they are cushions that help with stool control. They become a disease when swollen or inflamed; the unqualified term ''h ...

were imported from ''American

Bidet A bidet (, ) is a bowl or receptacle designed to be sat upon in order to wash a person's Sex organ, genitalia, perineum, inner buttocks, and human anus, anus. The modern variety has a plumbed-in water supply and a drainage opening, and is thus a ...

'' company in 1964 for Japanese market. Toto opened new market as the electric toilet seats for general use. – Fukuoka Prefecture

Items certified in 2013

Landmarks

* No. 56: Mechanical Car Parking System ''ROTOPARK'', made by Bajulaz S.A. company of Switzerland, was imported in 1976 and installed as parking system in underground at south exit of

Shinjuku Station is a major railway station in Tokyo, Japan, that serves as the main connecting hub for rail traffic between central/eastern Tokyo (the Special wards of Tokyo, special wards) and Western Tokyo on the inter-city rail, commuter rail, and rapid tr ...

. System is controlled by mechanical

and

DC motor A DC motor is an electrical motor that uses direct current (DC) to produce mechanical force. The most common types rely on magnetic forces produced by currents in the coils. Nearly all types of DC motors have some internal mechanism, either el ...

. – Tokyo

Collections

* NO. 57: Dawn of Japanese Home Electric Appliances made by

Toshiba is a Japanese multinational electronics company headquartered in Minato, Tokyo. Its diversified products and services include power, industrial and social infrastructure systems, elevators and escalators, electronic components, semiconductors ...

. Early years of

Shōwa period Shōwa most commonly refers to: * Hirohito (1901–1989), the 124th Emperor of Japan, known posthumously as Emperor Shōwa ** Shōwa era (昭和), the era of Hirohito from 1926 to 1989 * Showa Corporation, a Japanese suspension and shock manufactu ...

1930 to 1931, refrigerator and vacuum cleaner made based on

General Electric General Electric Company (GE) was an American Multinational corporation, multinational Conglomerate (company), conglomerate founded in 1892, incorporated in the New York (state), state of New York and headquartered in Boston. Over the year ...

model, and washing machine produced under technology introduction from Thor washing machine of Chicago-based Hurley Electric Laundry Equipment Company. – Kanagawa Prefecture * NO. 58: Former

Yokosuka is a city in Kanagawa Prefecture, Japan. , the city has a population of 373,797, and a population density of . The total area is . Yokosuka is the 11th-most populous city in the Greater Tokyo Area, and the 12th in the Kantō region. The city i ...

Arsenal An arsenal is a place where arms and ammunition are made, maintained and repaired, stored, or issued, in any combination, whether privately or publicly owned. Arsenal and armoury (British English) or armory (American English) are mostly ...

steam hammer A steam hammer, also called a drop hammer, is an industrial power hammer driven by steam that is used for tasks such as shaping forgings and driving piles. Typically the hammer is attached to a piston that slides within a fixed Pneumatic cylin ...

. Six hammer were imported from

Netherlands , Terminology of the Low Countries, informally Holland, is a country in Northwestern Europe, with Caribbean Netherlands, overseas territories in the Caribbean. It is the largest of the four constituent countries of the Kingdom of the Nether ...

in 1865

Keiō was a after '' Genji'' and before '' Meiji''. The period spanned the years from May 1865 to October 1868. The reigning emperors were and . Change of era * May 1, 1865 (''Genji 2/Keiō 1, 7th day of the 4th month'') : The new era name of ''K ...

. After

Meiji Restoration The , referred to at the time as the , and also known as the Meiji Renovation, Revolution, Regeneration, Reform, or Renewal, was a political event that restored Imperial House of Japan, imperial rule to Japan in 1868 under Emperor Meiji. Althoug ...

Imperial Japanese Navy The Imperial Japanese Navy (IJN; Kyūjitai: Shinjitai: ' 'Navy of the Greater Japanese Empire', or ''Nippon Kaigun'', 'Japanese Navy') was the navy of the Empire of Japan from 1868 to 1945, Potsdam Declaration, when it was dissolved followin ...

, then after

United States Fleet Activities Yokosuka or is a United States Navy base in Yokosuka, Japan. Its mission is to maintain and operate base facilities for the logistic, recreational, administrative support and service of the U.S. Naval Forces Japan, Seventh Fleet and other operating ...

used 0.5 ton work load capacity type had been used till 1971 and 3 ton type had been used till 1996. In 2002, hammer were returned to as the property of Japan, and display in

Léonce Verny François Léonce Verny, (2 December 1837 – 2 May 1908) was a French officer and naval engineerSims, Richard. (1998) ''French Policy Towards the Bakufu and Meiji Japan 1854-95: A Case of Misjudgement and Missed Opportunities,'' p. 246./ref> ...

Memorial House. – Kanagawa Prefecture * NO. 59: Okuma Non-round

Plain bearing file:NYC 100-driving-axle-friction-bearing.jpg, Plain bearing on a 1906 S-Motor locomotive showing the axle, bearing, oil supply and oiling pad file:Linear-table with detail numbered.png, A sliding table with four cylindrical bearings file:GWR Spo ...

and GPB Cylindrical Grinder developed by

Okuma Corporation is a machine tool builder based in Ōguchi, Aichi Prefecture, Japan. It has global market share in numerical control, CNC machine tools such as CNC metal lathe, lathes, milling (machining), machining centers, and turn-mill machining centers. The ...

in 1954, 700 units produced by 1969, and contributed for Japanese precision mechanical industries. – Aichi Prefecture * NO. 60: Japan's First 16mm Film Projector. Hand drive projector, study from imported model, made in 1927, and motor drive type developed in 1930 by Elmo company limited. – Aichi Prefecture * NO. 61: Japanese

Automata An automaton (; : automata or automatons) is a relatively self-operating machine, or control mechanism designed to automatically follow a sequence of operations, or respond to predetermined instructions. Some automata, such as bellstrikers i ...

''YUMIHIKI-DOJI'',

Karakuri ningyō are traditional Japanese mechanized puppets or automata, made from the 17th century to the 19th century. The dolls' gestures provided a form of entertainment. The word has also come to mean "mechanisms" or "trick" in Japanese. It is used to ...

( lit: ''a boy bending a bow''), created by

Tanaka Hisashige was a Japanese businessman, inventor, mechanical engineer, and rangaku scholar who was prominent during the Bakumatsu and early Meiji period in Japan. In 1875, he founded what became the Toshiba Corporation. He has been called the "Thomas Edi ...

. – Fukuoka Prefecture

Items certified in 2014

Landmarks

* No. 62: Soil and Tractor Museum of Hokkaido. Display Tractor and Agricultural machinery innovation in

mostly after

, and the resultant of artificial soil improvement technologies and agriculture managing philosophy. – Hokkaido * No. 63: Museum of Agricultural Technology Progress. Imported and Japan made 250 Agricultural machineries powered by human, animal labor then

prime mover Prime mover may refer to: Philosophy *Unmoved mover, a concept in Aristotle's writings Engineering * Prime mover (engine or motor), a machine that converts various other forms of energy (chemical, electrical, fluid pressure/flow, etc.) into ener ...

or engine from late

Meiji period The was an era of Japanese history that extended from October 23, 1868, to July 30, 1912. The Meiji era was the first half of the Empire of Japan, when the Japanese people moved from being an isolated feudal society at risk of colonizatio ...

to late 1950s to early 1960s. Display includes Japan originated

rice transplanter A rice transplanter is a specialized transplanter fitted to transplant rice Germination, seedlings onto paddy fields. The two main types of rice transplanter are the riding type and walking type. The riding type is power-driven and can usually tran ...

and straw rope producer. – Saitama Prefecture * No. 64: Telpher of the Port of Shimizu, operating in 1928 to 1971, height 8.4m, total rail length 189.4m, lift up weight 2 to 3

Tonne The tonne ( or ; symbol: t) is a unit of mass equal to 1,000 kilograms. It is a non-SI unit accepted for use with SI. It is also referred to as a metric ton in the United States to distinguish it from the non-metric units of the s ...

driven by electric motor, and used to imported wood discharge. – Shizuoka Prefecture

Collections

* No. 65: Japan-made Snow Vehicles (KD604 & KD605) which reached the South Pole in 1968. Three snow vehicles participated round trip 5200km for 5 months, but one vehicle KD503 was engine troubled and thrown away on outward. The prototype KD501 was not used for the trip, and KD502 is preserved in Showa Station. Trip contributed to find out first

meteorite A meteorite is a rock (geology), rock that originated in outer space and has fallen to the surface of a planet or Natural satellite, moon. When the original object enters the atmosphere, various factors such as friction, pressure, and chemical ...

Antarctic The Antarctic (, ; commonly ) is the polar regions of Earth, polar region of Earth that surrounds the South Pole, lying within the Antarctic Circle. It is antipodes, diametrically opposite of the Arctic region around the North Pole. The Antar ...

. – KD604 is in

Tokyo Tokyo, officially the Tokyo Metropolis, is the capital of Japan, capital and List of cities in Japan, most populous city in Japan. With a population of over 14 million in the city proper in 2023, it is List of largest cities, one of the most ...

and KD605 is in

Akita Prefecture is a Prefectures of Japan, prefecture of Japan located in the Tōhoku region of Honshu.Nussbaum, Louis-Frédéric. (2005). "Provinces and prefectures" in ; "Tōhoku" in . Its population is estimated 915,691 as of 1 August 2023 and its geographi ...

* No. 66: Japan-made Wristwatches which Showed Remarkable Technological Innovations. Japan adopted Western style timekeeping system from traditional Japanese time system in 1873. Founder of

Seiko , commonly known as Seiko ( , ), is a Japanese maker of watches, clocks, electronic devices, and semiconductors. Founded in 1881 by Kintarō Hattori in Tokyo, Seiko introduced the world's first commercial quartz wristwatch in 1969. Seiko is ...

, Kintaro Hattori, started in 1982 and produced

pocket watch A pocket watch is a watch that is made to be carried in a pocket, as opposed to a wristwatch, which is strapped to the wrist. They were the most common type of watch from their development in the 16th century until wristwatches became popula ...

in 1985, first Japanese wrist watch Seiko Laurel in 1913, watch Grand Seiko ( グランドセイコー), in 1960, was accurate as Switzerland

Chronometer watch A chronometer (, ''khronómetron'', "time measurer") is an extraordinarily accurate mechanical timepiece, with an original focus on the needs of maritime navigation. In Switzerland, timepieces certified by the Contrôle Officiel Suisse des Chrono ...

then the world's first

quartz clock Quartz clocks and quartz watches are timepieces that use an electronic oscillator regulated by a quartz crystal to keep time. The crystal oscillator, controlled by the resonant mechanical vibrations of the quartz crystal, creates a signal with ...

wristwatch Seiko Quartz-Astron 35SQ in 1969. – Tokyo * No. 67: Double Housing Plaining Machine: Made by Akabane Engineering Works, Ministry of Industry. Double Housing Plaining

Machine A machine is a physical system that uses power to apply forces and control movement to perform an action. The term is commonly applied to artificial devices, such as those employing engines or motors, but also to natural biological macromol ...

, 6-foot type machine, with three

emblem An emblem is an abstract art, abstract or representational pictorial image that represents a concept, like a moral truth, or an allegory, or a person, like a monarch or saint. Emblems vs. symbols Although the words ''emblem'' and ''symbol'' ...

Chrysanthemum Flower Seal, made by Akabane Engineering Works of Ministry of Industry in 1879. Ministry of Industry produced Japan made various

for industrial innovation aiming to modernization. – Aichi Prefecture * No. 68: Fuji Automatic Massage Machine, mass production type invented by Fuji ( フジ医療器) in 1954. – Osaka Prefecture

Documents

* No. 69: The Collection of Drawings for Japanese Machines. 288 drawings used, in early

first edition in 1932 and revised in 1937, to let engineers learn the ability of Japanese machine the same or not inferior to imported machine. Drawing include 16 industrial field of machines such as measuring devices,

steam boiler file:Dampfkessel für eine Stationärdampfmaschine im Textilmuseum Bocholt.jpg, An industrial boiler, originally used for supplying steam to a stationary steam engine A boiler or steam generator is a device used to create steam by applying heat ...

steam engine A steam engine is a heat engine that performs Work (physics), mechanical work using steam as its working fluid. The steam engine uses the force produced by steam pressure to push a piston back and forth inside a Cylinder (locomotive), cyl ...

steam turbine A steam turbine or steam turbine engine is a machine or heat engine that extracts thermal energy from pressurized steam and uses it to do mechanical work utilising a rotating output shaft. Its modern manifestation was invented by Sir Charles Par ...

, automobile,

rolling stock The term rolling stock in the rail transport industry refers to railway vehicles, including both powered and unpowered vehicles: for example, locomotives, Railroad car#Freight cars, freight and Passenger railroad car, passenger cars (or coaches) ...

, water wheel, pump,

mechanical fan A fan is a powered machine that creates airflow. A fan consists of rotating vanes or blades, generally made of wood, plastic, or metal, which act on the air. The rotating assembly of blades and hub is known as an '' impeller'', ''rotor'', or ''r ...

gas compressor A compressor is a mechanical device that increases the pressure of a gas by reducing its volume. An air compressor is a specific type of gas compressor. Many compressors can be staged, that is, the gas is compressed several times in steps or ...

cryocooler A cryocooler is a refrigerator designed to reach cryogenic temperatures (below 120 K, -153 °C, -243.4 °F). The term is most often used for smaller systems, typically table-top size, with input powers less than about 20 kW. Some can have inpu ...

Machine tool A machine tool is a machine for handling or machining metal or other rigid materials, usually by cutting, Boring (manufacturing), boring, grinding (abrasive cutting), grinding, shearing, or other forms of deformations. Machine tools employ some s ...

, crane,

haulage Haulage is the business of transporting goods by road or rail between suppliers and large consumer outlets, factories, warehouses, or depots. This includes everything humans might wish to move in bulk – from vegetables and other foodstuffs, to c ...

spinning Spin or spinning most often refers to: * Spin (physics) or particle spin, a fundamental property of elementary particles * Spin quantum number, a number which defines the value of a particle's spin * Spinning (textiles), the creation of yarn or thr ...

and

weaving Weaving is a method of textile production in which two distinct sets of yarns or threads are interlaced at right angles to form a fabric or cloth. Other methods are knitting, crocheting, felting, and braiding or plaiting. The longitudinal ...

machine. – Tokyo

Items certified in 2015

Landmarks

* No. 70: Railway

bascule bridge A bascule bridge (also referred to as a drawbridge or a lifting bridge) is a moveable bridge with a counterweight that continuously balances a span, or leaf, throughout its upward swing to provide clearance for boat traffic. It may be single- o ...

" Suehiro Kyoryo". The bridge constructed in December 1931 and still in function as of 2015. The dimension is length 58m, width 4 m,

balance scale A scale or balance is a device used to measure weight or mass. These are also known as mass scales, weight scales, mass balances, massometers, and weight balances. The traditional scale consists of two plates or bowls suspended at equal dis ...

24 tons, movement

girder A girder () is a Beam (structure), beam used in construction. It is the main horizontal support of a structure which supports smaller beams. Girders often have an I-beam cross section composed of two load-bearing ''flanges'' separated by a sta ...

length 18 m and weighs 48 tons. –

Mie Prefecture is a Prefectures of Japan, prefecture of Japan located in the Kansai region of Honshu. Mie Prefecture has a population of 1,781,948 () and has a geographic area of . Mie Prefecture is bordered by Gifu Prefecture to the north, Shiga Prefecture an ...

Collection

* No. 71: Automatic Encrusting Machine Model 105. High

viscosity Viscosity is a measure of a fluid's rate-dependent drag (physics), resistance to a change in shape or to movement of its neighboring portions relative to one another. For liquids, it corresponds to the informal concept of ''thickness''; for e ...

material such as

dough Dough is a malleable, sometimes elastic paste made from flour (which itself is made from grains or from leguminous or chestnut crops). Dough is typically made by mixing flour with a small amount of water or other liquid and sometimes includes ...

, for

Manjū is a traditional Japanese confection, usually a small, dense bun with a sweet filling. They come in many shapes and varieties. The standard manjū has a skin made of flour, and is filled with '' anko'' (sweet azuki bean paste). Some varie ...

and

wagashi is traditional Japanese confectionery, typically made using plant-based ingredients and with an emphasis on seasonality. ''Wagashi'' generally makes use of cooking methods that pre-date Western influence in Japan. It is often served with green ...

of Japan and bread worldwide, is traditionally encrusting by human hand. The automatic encrusting machine is invented as model 101 in 1963, and improved model 105 in 1966, then it had been sold 1838 set in 8 years and contributing world food cultures in effective making. –

* No. 72: Automatic Transmission of "MIKASA". The first Japanese

Automatic transmission An automatic transmission (AT) or automatic gearbox is a multi-speed transmission (mechanics), transmission used in motor vehicles that does not require any input from the driver to change forward gears under normal driving conditions. The 1904 ...

with

torque converter A torque converter is a device, usually implemented as a type of fluid coupling, that transfers rotating power from a prime mover, like an internal combustion engine, to a rotating driven load. In a vehicle with an automatic transmission, the ...

developed in 1951 and

front-wheel drive Front-wheel drive (FWD) is a form of internal combustion engine, engine and transmission (mechanics), transmission layout used in motor vehicles, in which the engine drives the front wheels only. Most modern front-wheel-drive vehicles feature ...

car MIKASA produced over 500 cars in 1957 to 1960. – Tokyo * No. 73: Japan Made First Coin counter. The coin counter asked by mint and produced in 1949 and delivered in February 1950. Imported large size of coin counter was used before this improved type with small size, simple structure and more accurate counting. Commercial type put in market in 1953. Selectable various coin size and counting ability contributed to lessen banking job for coin counting and Japan made full-line vending machines. – Hyogo Prefecture * No. 74: KOBAS Stationary Suction Gas Engine and Charcoal Gas Producer Unit.

Wood gas Wood gas is a fuel gas that can be used for furnaces, stoves, and vehicles. During the production process, biomass or related carbon-containing materials are gasified within the oxygen-limited environment of a wood gas generator to produce a c ...

engine with

magneto A magneto is an electrical generator that uses permanent magnets to produce periodic pulses of alternating current. Unlike a dynamo, a magneto does not contain a commutator to produce direct current. It is categorized as a form of alternator, ...

ignition system Ignition systems are used by heat engines to initiate combustion by igniting the fuel-air mixture. In a spark ignition versions of the internal combustion engine (such as petrol engines), the ignition system creates a spark to ignite the fuel-ai ...

had been started to develop in 1928 and produced in 1936. Less resource of petroleum during and after

in Japan, wood gas engine had been widely used by about 1955. – Hiroshima Prefecture * No. 75: Small Once-through Steam Boiler Type ZP. This once-through

Steam drum A steam drum is a standard feature of a water-tube boiler. It is a reservoir of water/steam at the top end of the water tubes. The drum stores the steam generated in the water tubes and acts as a phase- separator for the steam/water mixture. The d ...

type boiler less than 10

Atmospheric pressure Atmospheric pressure, also known as air pressure or barometric pressure (after the barometer), is the pressure within the atmosphere of Earth. The standard atmosphere (symbol: atm) is a unit of pressure defined as , which is equivalent to 1,013. ...

and 10 m² had been usable without license by change of law Industrial Safety and Health Act in 1959 then 70% shared in small boiler market. –

Ehime Prefecture is a Prefectures of Japan, prefecture of Japan located on the island of Shikoku. Ehime Prefecture has a population of 1,334,841 and a geographic area of 5,676 km2 (2,191 sq mi). Ehime Prefecture borders Kagawa Prefecture to the northeast, Toku ...

* No. 76: All Electric Industrial Robot "MOTOMAN-L10". MOTOMAN-L10 is first all electric drive

industrial robot An industrial robot is a robot system used for manufacturing. Industrial robots are automated, programmable and capable of movement on three or more axes. Typical applications of robots include robot welding, welding, painting, assembly, Circu ...

developed in 1977. Before this,

Hydraulic drive system Hydraulic machines use liquid fluid power to perform work. Heavy construction vehicles are a common example. In this type of machine, hydraulic fluid is pumped to various hydraulic motors and hydraulic cylinders throughout the machine and b ...

robot used with less accurate positioning, moving range and speed. –

Fukuoka Prefecture is a Prefectures of Japan, prefecture of Japan located on the island of Kyūshū. Fukuoka Prefecture has a population of 5,109,323 (1 June 2019) and has a geographic area of 4,986 Square kilometre, km2 (1,925 sq mi). Fukuoka Prefecture borders ...

Items certified in 2016

Landmarks

* No. 77: Matsukawa Geothermal Power Plant. Operated in 1966, the first commercial power plant in Japan. To avoid

erosion Erosion is the action of surface processes (such as Surface runoff, water flow or wind) that removes soil, Rock (geology), rock, or dissolved material from one location on the Earth's crust#Crust, Earth's crust and then sediment transport, tran ...

and

corrosion Corrosion is a natural process that converts a refined metal into a more chemically stable oxide. It is the gradual deterioration of materials (usually a metal) by chemical or electrochemical reaction with their environment. Corrosion engine ...

blade from

sulfur Sulfur ( American spelling and the preferred IUPAC name) or sulphur ( Commonwealth spelling) is a chemical element; it has symbol S and atomic number 16. It is abundant, multivalent and nonmetallic. Under normal conditions, sulfur atoms ...

, turbine is made of

chromium Chromium is a chemical element; it has Symbol (chemistry), symbol Cr and atomic number 24. It is the first element in Group 6 element, group 6. It is a steely-grey, Luster (mineralogy), lustrous, hard, and brittle transition metal. Chromium ...

molybdenum Molybdenum is a chemical element; it has Symbol (chemistry), symbol Mo (from Neo-Latin ''molybdaenum'') and atomic number 42. The name derived from Ancient Greek ', meaning lead, since its ores were confused with lead ores. Molybdenum minerals hav ...

and vanadium steel without

nickel Nickel is a chemical element; it has symbol Ni and atomic number 28. It is a silvery-white lustrous metal with a slight golden tinge. Nickel is a hard and ductile transition metal. Pure nickel is chemically reactive, but large pieces are slo ...

. Initial power was 9,500kW, then improved to 23,500kW in 1993. –

Collection

* No. 78:

Subaru 360 The Subaru 360 is a rear-engined, two-door city car manufactured and marketed by Subaru from 1958 to 1971. As the company's first mass-produced automobile, production reached 392,000 over its 12-year model run. Noted for its small overall size, ...

-K111. Japanese government proposed "national car" concept in 1955, then produced in 1958. Nicknamed ''tentoumushi'' means

coccinellidae Coccinellidae () is a widespread family (biology), family of small beetles. They are commonly known as ladybugs in North America and ladybirds in the United Kingdom; "lady" refers to Mary, mother of Jesus, mother Mary. Entomologists use the ...

comparable to

Volkswagen Beetle The Volkswagen Beetle, officially the Volkswagen Type 1, is a small family car produced by the German company Volkswagen from 1938 to 2003. One of the most iconic cars in automotive history, the Beetle is noted for its distinctive shape. Its pr ...

. –

Gunma Prefecture is a landlocked Prefectures of Japan, prefecture of Japan located in the Kantō region of Honshu. Gunma Prefecture has a population of 1,937,626 (1 October 2019) and has a geographic area of . Gunma Prefecture borders Niigata Prefecture and Fuk ...

* No. 79: Double Expansion Marine Steam Engine. Main engine, 97

horsepower Horsepower (hp) is a unit of measurement of power, or the rate at which work is done, usually in reference to the output of engines or motors. There are many different standards and types of horsepower. Two common definitions used today are t ...

, of small wooden

guard ship A guard ship is a warship assigned as a stationary guard in a port or harbour, as opposed to a coastal patrol boat, which serves its protective role at sea. Royal Navy In the Royal Navy of the eighteenth century, peacetime guard ships were usual ...

'' Tachibana maru '' (

Kanji are logographic Chinese characters, adapted from Chinese family of scripts, Chinese script, used in the writing of Japanese language, Japanese. They were made a major part of the Japanese writing system during the time of Old Japanese and are ...

: たちばな丸) in

port of Kobe The Port of Kobe is a Japanese maritime port in Kobe, Hyōgo in the Keihanshin area, backgrounded by the Hanshin Industrial Region. Located at a foothill of the range of Mount Rokkō, flat lands are limited and constructions of artificial isla ...

since 1911. Ship used as

training ship A training ship is a ship used to train students as sailors. The term is mostly used to describe ships employed by navies to train future officers. Essentially there are two types: those used for training at sea and old hulks used to house class ...

Kobe University , also known in the Kansai region as , is a public research university located in Kobe, Hyōgo, Japan. The university was established in 1949, but the academic origins of Kobe University trace back to the establishment of Kobe Higher Commercia ...

(former Kobe University of Mercantile Marine) till 1964. – Saitama prefecture * No. 80: Simple

Cash register A cash register, sometimes called a till or automated money handling system, is a mechanical or electronic device for registering and calculating transactions at a point of sale. It is usually attached to a Cash register#Cash drawer, drawer fo ...

''Zeni-ai-ki''. Produced in 1916 in lieu of imported expensive cash register. Attractive naming ''Zeni-ai-ki'', literal meaning is ''money-matching-machine'' instead of traditional calculation by

soroban The is an abacus developed in Japan. It is derived from the History of Science and Technology in China, ancient Chinese suanpan, imported to Japan in the 14th century. Like the suanpan, the soroban is still used today, despite the proliferation ...

, sold more than 10,000 units by 1927, well sold and widely used till further innovated type appeared after war over in 1945. – Tokyo * No. 81: Tatsuno's Patent Gasoline Measuring Equipment Type No. 25. First Japan made

fuel dispenser A gasoline pump or fuel dispenser is a machine at a filling station that is used to pump gasoline (petrol), diesel, or other types of liquid fuel into vehicles. Gasoline pumps are also known as bowsers or petrol bowsers (in Australia and Sou ...

in 1919. Implemented safety patented

mechanism Mechanism may refer to: *Mechanism (economics), a set of rules for a game designed to achieve a certain outcome **Mechanism design, the study of such mechanisms *Mechanism (engineering), rigid bodies connected by joints in order to accomplish a ...

well worked and no fire in time of

1923 Great Kantō earthquake The 1923 Great Kantō earthquake (, or ) was a major earthquake that struck the Kantō Plain on the main Japanese island of Honshu at 11:58:32 JST (02:58:32 UTC) on Saturday, 1 September 1923. It had an approximate magnitude of 8.0 on the mom ...

. – Kanagawa Prefecture * No. 82: Gate-type Car Wash Machine. Gate shaped Japanese first

car wash A car wash, or auto wash, is a facility used to clean the exterior, and in some cases the interior, of motor vehicle, cars. Car washes can be #Self-serve car wash, self-service, full-service (with attendants who wash the vehicle), or #Autom ...

machine with horizontal and two side vertical rotating brush type and wash up a car in three minutes developed in 1962. Before this, car wash is manual brushing with waterjet in 1950s. –

* No. 83: Optical Instruments of the Kashinozaki Lighthouse. Japan first one of eight Western style rotating

flashing light A light characteristic is all of the properties that make a particular somewhat navigational light identifiable. Graphical and textual descriptions of navigational light sequences and colours are displayed on nautical charts and in Light Lists ...

lighthouse A lighthouse is a tower, building, or other type of physical structure designed to emit light from a system of lamps and lens (optics), lenses and to serve as a beacon for navigational aid for maritime pilots at sea or on inland waterways. Ligh ...

technically advised by Richard Henry Brunton operate in 1870. This is the first Stone Building out of 26 lighthouse advised and guided by him. –

Wakayama Prefecture is a prefecture of Japan located in the Kansai region of Honshu. Wakayama Prefecture has a population of 876,030 () and a geographic area of . Wakayama Prefecture borders Osaka Prefecture to the north, and Mie Prefecture and Nara Prefecture to ...

Items certified in 2017

Site

* No. 84: Mechanical equipment full set in the bascule bridge at Kachidoki bridge. Kachidoki Bridge ( 勝鬨橋), bascule type bridge, the pivot axis to river other side pivot axis over

Sumida River The is a river that flows through central Tokyo, Japan. It branches from the Arakawa River at Iwabuchi (in Kita-ku) and flows into Tokyo Bay. Its tributaries include the Kanda and Shakujii rivers. It passes through the Kita, Adachi, Arak ...

, is 51.6 m the longest length in Japan, and total length of the bridge is 246.0 m, constructed in 1940, movable operation ended in 1970, and classified Important Cultural Property in 2007. The one side of movable bridge part weight is 1,000

tonne The tonne ( or ; symbol: t) is a unit of mass equal to 1,000 kilograms. It is a non-SI unit accepted for use with SI. It is also referred to as a metric ton in the United States to distinguish it from the non-metric units of the s ...

with

counterweight A counterweight is a weight (object), weight that, by applying an opposite force, provides balance and stability of a machine, mechanical system. The purpose of a counterweight is to make lifting the load faster and more efficient, which saves e ...

of 1,000 tonne, both river side total movable bridge part weighs 4,000 tonne in

symmetry Symmetry () in everyday life refers to a sense of harmonious and beautiful proportion and balance. In mathematics, the term has a more precise definition and is usually used to refer to an object that is Invariant (mathematics), invariant und ...

. The open or close speed is controlled by

Ward Leonard control Ward Leonard control, also known as the Ward Leonard drive system, was a widely used DC motor speed control system introduced by Harry Ward Leonard in 1891. In the early 1900s, the control system of Ward Leonard was adopted by the U.S. Navy and als ...

with combination of AC motor and DC motor. – Tokyo * No. 85: The longitudinal flow ventilation system by jet fan (booster fan) of Okuda Tunnel. The first eight units with jet fans having an inner diameter 630mm and length 4.7m were imported from German

Voith The Voith Group is a global technology company. With its broad portfolio of systems, products, services and digital applications, Voith trades in the markets of energy, paper, raw materials and transport. Founded in 1867, Voith today has aroun ...

and well tested, data evaluated, then applied in Okuda Tunnel (奥田トンネル) of Kitakyusyu Expressway in 1966, and used until tunnel width widen and changed to

one-way traffic One-way traffic (or uni-directional traffic) is traffic that moves in a single direction. A one-way street is a street either facilitating only one-way traffic, or designed to direct vehicles to move in one direction. One-way streets typicall ...

in 1975. This jet fan air ventilating direction is along length of tunnel and ventilating technology founded this application contributed more than eighty percent of tunnels of mountains in Japan. Two units is preserved. – Osaka Prefecture.

Collection

* No. 86: Electric car of Japan's first subway.

Tokyo Metro Ginza Line The is a subway line in Tokyo, Japan, operated by Tokyo Metro. The official name is . It is long and serves the wards of Shibuya, Minato, Tokyo, Minato, Chūō, Tokyo, Chūō, Chiyoda, Tokyo, Chiyoda, and Taitō, Tokyo, Taitō. It is the old ...

Ueno is a district in Taitō, Tokyo. The area extending from Ueno to Asakusa is part of the historical Shitamachi (literally "low city") district of Tokyo, which is often associated with working-class traditions and culture as well as their dist ...

Asakusa is a district in Taitō, Tokyo, Japan. It is known for Sensō-ji, a Buddhist temple dedicated to the bodhisattva Kannon. There are several other temples in Asakusa, as well as various festivals, such as . History The development of Asaku ...

opened in 1927. The electric car, length 16m × width 2.6m × height 3.5m and weight 35.5

, constructed with imported basic major parts and applied mechanical systems of ATS used in overseas. – Tokyo * No. 87: Deep Submergence Research Vehicle SHINKAI 2000. Shinkai 2000 is the succession manned machine after Japanese first manned SHINKAI (1970–1976). – Kanagawa Prefecture * No. 88: Green Sand Molding Machine Type C-11. The first Japanese

sand casting Sand casting, also known as sand molded casting, is a metal casting process characterized by using sand—known as ''casting sand''—as the mold material. The term "sand casting" can also refer to an object produced via the sand casting proces ...

molding machine capable to make 450mm×300mm×height 200mm mold, instead of traditional handmade mold. This machine was own developed in 1927, by refer to imported machine from United States. – Aichi Prefecture * No. 89: Multihead Weigher ACW-M-1. Japanese first patented weighting machine, for various weight of number of

bell pepper The bell pepper (also known as sweet pepper, paprika, pepper, capsicum or, in some parts of the US midwest, mango) is the fruit of plants in the Grossum Group of the species ''Capsicum annuum''. Cultivars of the plant produce fruits in diff ...

sorted and grouped by

CPU A central processing unit (CPU), also called a central processor, main processor, or just processor, is the primary processor in a given computer. Its electronic circuitry executes instructions of a computer program, such as arithmetic, log ...

to thirty single selling volume of 150±2g in a minute without damage bell pepper, invented in 1973. Innovated Multihead Weigher series machine sold more than 30,000 units, and widely used for packing of

snack A snack is a small portion of Human food, food generally Eating, eaten between meals. Snacks come in a variety of forms including Food packaging, packaged snack foods and other processed foods, as well as items made from fresh ingredients at ho ...

, agricultural products, sausage, frozen food,

pharmaceutical drug Medication (also called medicament, medicine, pharmaceutical drug, medicinal product, medicinal drug or simply drug) is a drug used to diagnose, cure, treat, or prevent disease. Drug therapy ( pharmacotherapy) is an important part of the ...

, machine component and others with major market share. – Shiga Prefecture * No. 90: Full Automatic Glove Knitting Machine (Square Fingertip Type).

Knitting Knitting is a method for production of textile Knitted fabric, fabrics by interlacing yarn loops with loops of the same or other yarns. It is used to create many types of garments. Knitting may be done Hand knitting, by hand or Knitting machi ...

glove for

field army A field army (also known as numbered army or simply army) is a military formation in many armed forces, composed of two or more corps. It may be subordinate to an army group. Air army, Air armies are the equivalent formations in air forces, and ...

, Japanese term ''Gun-te'' ( 軍手 literally: army-hand) used to protect hand since

produced by hand knitting or semi-automatic. Full automated machine with sinker knitting method invented in 1964, producing single piece, or half of pair, of glove in 2 minutes and 15 seconds, and single worker monitors and controls 30 machines. – Wakayama Prefecture

Items certified in 2018

Collection

* No. 91: Historical Machine Tools collected by Nippon Institute of Technology. 232 units of

are displayed in the museum. These units indicate historical transition of machine tools in Japan, from import, make with

replica A replica is an exact (usually 1:1 in scale) copy or remake of an object, made out of the same raw materials, whether a molecule, a work of art, or a commercial product. The term is also used for copies that closely resemble the original, without ...

, then by technical license agreement, in period of mid Meiji to Shōwa 50s (1975–1984). – Saitama Prefecture * No. 92: Airless Spray Painting Equipment. Under United States patent

license A license (American English) or licence (Commonwealth English) is an official permission or permit to do, use, or own something (as well as the document of that permission or permit). A license is granted by a party (licensor) to another part ...

, first made in Japan equipment with some improvements put on market in 1959. – Aichi Prefecture * No. 93: CRT Funnel Pressing Machine.

Cathode ray tube A cathode-ray tube (CRT) is a vacuum tube containing one or more electron guns, which emit electron beams that are manipulated to display images on a phosphorescent screen. The images may represent electrical waveforms on an oscilloscope, a ...

of television production in Japan started under technical license from United States. The front face part and centrifugal cast rear

funnel A funnel is a tube or pipe that is wide at the top and narrow at the bottom, used for guiding liquid or powder into a small opening. Funnels are usually made of stainless steel, aluminium, glass, or plastic. The material used in its constructi ...

part produced separately, and weld combined in early stage, after the funnel press machine appeared as new methodology, its production time, welding accuracy, quality and

productivity Productivity is the efficiency of production of goods or services expressed by some measure. Measurements of productivity are often expressed as a ratio of an aggregate output to a single input or an aggregate input used in a production proce ...

was improved. The

market share Market share is the percentage of the total revenue or sales in a Market (economics), market that a company's business makes up. For example, if there are 50,000 units sold per year in a given industry, a company whose sales were 5,000 of those ...

of Japan made cathode ray tube of 24-inch size and over was almost 100 percent at the end of 1980s. – Siga Prefecture * No. 94: Type Casting Machine of Newspaper Museum. Museum of ''Kumamoto Daily News'' displays various newspaper publishing machines, and one of them is Japan made first ''Man-nen jidou katsuji cyuzoki'' (''万年自働活字鋳造機'' (lit.:''Ten thousand years life automatic

type Type may refer to: Science and technology Computing * Typing, producing text via a keyboard, typewriter, etc. * Data type, collection of values used for computations. * File type * TYPE (DOS command), a command to display contents of a file. * ...

casting machine'')) reflecting number of patents put in market in 1934 capable to cast 10.5 point with speed of 90 Japanese letter

s in minute, used till 1982. – Kumamoto Prefecture

Items certified in 2019

Landmarks

*No. 95: Conduit Gate of Tase Dam. Japan communicated frequently in detail and learned from US and adding own Japanese technology to improve U.S. made four high-pressure slide gates (conduit gates), then installed in the world record deepest near the bottom of the lake of dam completed in 1945. The water discharge system (the discharge volume per gate is 120 m3/s) from the lake, it became foundation of technologies to apply other dams thereafter. – Iwate Prefecture *No. 96: Oil Mining and Refine System at Kanazu Oilfield.

Crude oil Petroleum, also known as crude oil or simply oil, is a naturally occurring, yellowish-black liquid chemical mixture found in geological formations, consisting mainly of hydrocarbons. The term ''petroleum'' refers both to naturally occurring u ...

drilling and mining attempted before

Meiji era The was an Japanese era name, era of History of Japan, Japanese history that extended from October 23, 1868, to July 30, 1912. The Meiji era was the first half of the Empire of Japan, when the Japanese people moved from being an isolated feu ...

, however not commercialization due to collapsible

stratum In geology and related fields, a stratum (: strata) is a layer of rock or sediment characterized by certain lithologic properties or attributes that distinguish it from adjacent layers from which it is separated by visible surfaces known as ...

. Kanichi Nakano ( 中野貫一) succeeded in manual drilling, mining and refining and production volume 150,000 kiloliters/year in 1916 and he was called oil king of Japan. Further mechanical method deployed, however it closed in 1998 and the museum opened to display facilitated machines and materials in 2008. – Niigata Prefecture *No. 97: Steam Locomotives Preserved at Kyoto Railway Museum and Related Objects. 23

steam locomotive A steam locomotive is a locomotive that provides the force to move itself and other vehicles by means of the expansion of steam. It is fuelled by burning combustible material (usually coal, Fuel oil, oil or, rarely, Wood fuel, wood) to heat ...

s used until 1984, its maintenance facility and records are preserved. 8 locomotives out of 23,

railway roundhouse A railway roundhouse is a building with a circular or semicircular shape used by rail transport, railways for servicing and storing locomotives. Traditionally, though not always the case today, these buildings contained or were adjacent to a Rail ...

and

railway turntable A railway turntable or wheelhouse is a device for turning railway rolling stock, usually locomotives, to face a different direction. It is especially used in areas where economic considerations or a lack of sufficient space have served to weig ...

are still operational. – Kyoto Prefecture

Collection

*No. 98: Dawn of Japanese Passenger Elevator. The elevator imported from US with basic elements, cage,

guide rail A guide rail is a device or mechanism to direct products, vehicles or other objects through a channel, conveyor, roadway or rail system. Several types of guide rails exist and may be associated with: * Factory or production line conveyors * Pow ...

and

emergency stop A kill switch, also known more formally as an emergency brake, emergency stop (E-stop), emergency off (EMO), or emergency power off (EPO), is a safety mechanism used to shut off machinery in an emergency, when it cannot be shut down in the usu ...

system, were further studied then full push button automatic type elevator developed in 1915, and deployed in Japan. Displaying an elevator and related Japanese own process history of technological studies and improvements. –

Fukui Prefecture is a Prefectures of Japan, prefecture of Japan located in the Chūbu region of Honshū. Fukui Prefecture has a population of 737,229 (1 January 2025) and has a geographic area of 4,190 Square kilometre, km2 (1,617 sq mi). Fukui Prefecture border ...

*No. 99: Monorail for Steep Slope ''MONORACK M-1''. The simple

cable transport Cable transport is a broad class of transport modes that have cables. They transport passengers and goods, often in vehicles called cable cars. The cable may be driven or passive, and items may be moved by pulling, sliding, sailing, or by driv ...

system, on steep slope

hills A hill is a landform that extends above the surrounding terrain. It often has a distinct summit, and is usually applied to peaks which are above elevation compared to the relative landmass, though not as prominent as mountains. Hills fall und ...

and

mountains A mountain is an elevated portion of the Earth's crust, generally with steep sides that show significant exposed bedrock. Although definitions vary, a mountain may differ from a plateau in having a limited summit area, and is usually higher ...

of cultivating ''

mikan ''Citrus unshiu'' is a semi-seedless and easy-peeling citrus species, also known as the satsuma mandarin or Japanese mandarin. During the Edo period of Japan, kishu mikans were more popular because there was a popular superstition that eating '' ...

orchard An orchard is an intentional plantation of trees or shrubs that is maintained for food production. Orchards comprise fruit tree, fruit- or nut (fruit), nut-producing trees that are generally grown for commercial production. Orchards are also so ...

in area of

Seto Inland Sea The , sometimes shortened to the Inland Sea, is the body of water separating Honshu, Shikoku, and Kyushu, three of the four main islands of Japan. It serves as a waterway connecting the Pacific Ocean to the Sea of Japan. It connects to Osaka Ba ...

, was widely used. In 1966 the newly developed

monorail A monorail is a Rail transport, railway in which the track consists of a single rail or beam. Colloquially, the term "monorail" is often used to describe any form of elevated rail or people mover. More accurately, the term refers to the style ...

system capable of transporting crops in

slope In mathematics, the slope or gradient of a Line (mathematics), line is a number that describes the direction (geometry), direction of the line on a plane (geometry), plane. Often denoted by the letter ''m'', slope is calculated as the ratio of t ...

angle up to 40 degree and to curve left and right directions flexibly. This monorail is effectiveness in more free design for installation and laborsaving. –

Okayama Prefecture is a Prefectures of Japan, prefecture of Japan located in the Chūgoku region of Honshu. Okayama Prefecture has a population of 1,826,059 (1 February 2025) and has a geographic area of 7,114 Square kilometre, km2 (2,746 sq mi). Okayama Prefecture ...

Items certified in 2020

Collection and Documents

*No. 100: Educational Equipment for Mechanical Engineering of Imperial College of Engineering/Related Documents of C.D. West. The dawn of modern engineering in Japan is coincidently the same period of textbooks published in Western Europe. in Tokyo is believed the first university worldwide bearing the name ''engineering'' and succeeded by ''Tokyo Imperial University'' (東京帝國大學, Tōkyō teikoku daigaku). A Number of

Technical drawing Technical drawing, drafting or drawing, is the act and discipline of composing drawings that visually communicate how something functions or is constructed. Technical drawing is essential for communicating ideas in industry and engineering. ...

, tool,

Mechanism Mechanism may refer to: *Mechanism (economics), a set of rules for a game designed to achieve a certain outcome **Mechanism design, the study of such mechanisms *Mechanism (engineering), rigid bodies connected by joints in order to accomplish a ...

model A model is an informative representation of an object, person, or system. The term originally denoted the plans of a building in late 16th-century English, and derived via French and Italian ultimately from Latin , . Models can be divided in ...

, lecture note and educational material used by

Charles Dickinson West Charles Dickinson West (January 1847 – 10 January 1908) was an Irish mechanical engineer and naval architect, who worked for many years at the Imperial College of Engineering, in Meiji era Japan. Biography West was born in Dublin, Ireland a ...

Henry Dyer Henry Dyer (23 August 1848 – 25 September 1918) was a Scottish engineer who contributed much to founding Western-style technical education in Japan and Scottish-Japanese relations. Early life Henry Dyer was born on 16 August 1848, ...

and others are preserved and displayed. – Tokyo

Collection

*No. 101: ASAHIFLEX I・IIB, MIRANDA T, ZUNOW, NIKON F Single-lens reflex (SLR) cameras, which advanced Japanese cameras to the world standard. The five Japanese

Single-lens reflex camera In photography, a single-lens reflex camera (SLR) is a type of camera that uses a mirror and prism system to allow photographers to view through the lens and see exactly what will be captured. SLRs became the dominant design for professional a ...

models, with more convenience and robustness, in 1950s, ''Asahi Flex I'', ''IIB'', ''Miranda T'', ''Zunow'' and ''Nikon F'', revolutionary opening new era of reputation and wording from ''Camera is German made to Camera is Japan made''. – Tokyo *No. 102: NARA Jiyu Mill (High-speed Impact Mill, First Milling Machine Manufactured in Japan). Laboratory of ''

Furukawa Group formerly is one of Japan's 15 largest industrial groups. Its origins date back to 1875, founder Furukawa Ichibei. This group specialized in mining, electronics, and chemicals industry before World War II. Now, the predominant companies are ...

'' asked to make improved

pulverizer Comminution is the reduction of solid material A material is a matter, substance or mixture of substances that constitutes an Physical object, object. Materials can be pure or impure, living or non-living matter. Materials can be classified ...

for

casein Casein ( , from Latin ''caseus'' "cheese") is a family of related phosphoproteins (CSN1S1, αS1, aS2, CSN2, β, K-casein, κ) that are commonly found in mammalian milk, comprising about 80% of the proteins in cow's milk and between 20% and 60% of ...

with

physical property A physical property is any property of a physical system that is measurable. The changes in the physical properties of a system can be used to describe its changes between momentary states. A quantifiable physical property is called ''physical ...

of elasticity and

thermostability In materials science and molecular biology, thermostability is the ability of a substance to resist irreversible change in its chemical or physical structure, often by resisting decomposition or polymerization, at a high relative temperature. T ...

, he referenced German made pulverizer and the first commercialized ''NARA Jiyu Milling machine'' with

utility model A utility model is a patent-like intellectual property right to protect inventions. This type of right is available in many countries but, notably, not in the United States, United Kingdom or Canada. Although a utility model is similar to a patent ...

in 1928. By strong impact and

shearing Sheep shearing is the process by which the woollen fleece of a sheep is cut off. The person who removes the sheep's wool is called a '' shearer''. Typically each adult sheep is shorn once each year (depending upon dialect, a sheep may be sai ...

force without generate heat, the pulverizer use to produce

granular material A granular material is a conglomeration of discrete solid, macroscopic scale, macroscopic particles characterized by a loss of energy whenever the particles interact (the most common example would be friction when granulation, grains collide). T ...

of mineral,

medicinal plants Medicinal plants, also called medicinal herbs, have been discovered and used in traditional medicine practices since prehistoric times. Plants synthesize hundreds of chemical compounds for various functions, including Plant defense against h ...

, food,

dye Juan de Guillebon, better known by his stage name DyE, is a French musician. He is known for the music video of the single "Fantasy Fantasy is a genre of speculative fiction that involves supernatural or Magic (supernatural), magical ele ...

fodder Fodder (), also called provender (), is any agriculture, agricultural foodstuff used specifically to feed domesticated livestock, such as cattle, domestic rabbit, rabbits, sheep, horses, chickens and pigs. "Fodder" refers particularly to food ...

, medicines and more. – Tokyo *No. 103: Electric Arc Spray Gun in the early era of thermal spraying. M.U.Schoop of

University of Zurich The University of Zurich (UZH, ) is a public university, public research university in Zurich, Switzerland. It is the largest university in Switzerland, with its 28,000 enrolled students. It was founded in 1833 from the existing colleges of the ...

get patent for metal

thermal spraying Thermal spraying techniques are coating processes in which melted (or heated) materials are sprayed onto a surface. The "feedstock" (coating precursor) is heated by electrical (plasma or arc) or chemical means (combustion flame). Thermal sprayi ...

in 1909. However Jewellery shop '' TENSHODO'' in

Ginza Ginza ( ; ) is a district of Chūō, Tokyo, Chūō, Tokyo, located south of Yaesu and Kyōbashi, Tokyo, Kyōbashi, west of Tsukiji, east of Yūrakuchō and Uchisaiwaichō, and north of Shinbashi. It is a popular upscale shopping area of Tokyo ...

obtained

exclusive right An exclusive right, or exclusivity, is a ''de facto'', non-tangible prerogative existing in law (that is, the power or, in a wider sense, right) to perform an action or acquire a benefit and to permit or deny others the right to perform the same ...

to use this patented technology in 1919 aiming at gas

apply to jewellery was not succeeded, Japanese patent invented electric melting to spray

electroplating Electroplating, also known as electrochemical deposition or electrodeposition, is a process for producing a metal coating on a solid substrate through the redox, reduction of cations of that metal by means of a direct current, direct electric cur ...

in 1921. Since 1935 industrial use deployed, and further improvement in 1955 and 1963, and beginning to start

surface finishing Surface finishing is a broad range of industrial processes that alter the surface of a manufactured item to achieve a certain property. Finishing processes may be employed to: improve product appearance, adhesion or wettability, solderability, ...

to prevent rust on railroad, water

container A container is any receptacle or enclosure for holding a product used in storage, packaging, and transportation, including shipping. Things kept inside of a container are protected on several sides by being inside of its structure. The term ...

and others and further applied wide industrial use

abrasion resistance Abrasion may refer to: * Abrasion (dental), the loss of tooth structure by mechanical forces from a foreign element * Abrasion (medical), a wound consisting of superficial damage to the skin * Abrasion (mechanical), the process of scuffing, scrat ...

and

chemical resistance A chemical substance is a unique form of matter with constant chemical composition and characteristic properties. Chemical substances may take the form of a single element or chemical compounds. If two or more chemical substances can be combine ...

. – Siga Prefecture *No. 104:Continuously Variable Transmission/Ring-Cone Type. The ring cone (RC)

Continuously Variable Transmission A continuously variable transmission (CVT) is an automated Transmission (mechanical device), transmission that can change through a continuous range of gear ratios, typically resulting in better fuel economy in gasoline applications. This contr ...

(CVT) invented by in 1952. Power transmission take place through oil fluid without solid parts contact of power input

cone In geometry, a cone is a three-dimensional figure that tapers smoothly from a flat base (typically a circle) to a point not contained in the base, called the '' apex'' or '' vertex''. A cone is formed by a set of line segments, half-lines ...

to output cone, so that no wear of each cone. CVT is widely used on

conveyor belt A conveyor belt is the carrying medium of a belt conveyor system (often shortened to a belt conveyor). A belt conveyor system consists of two or more pulleys (sometimes referred to as drums), with a closed loop of carrying medium—the conveyor b ...

and other area due to simple structure and low cost. It functions no slip and 2 to 3% or less rotation rate fluctuation by automatic each cone contact pressure-regulating mechanism. – Kyoto

Items certified in 2021

Collection

*No. 105: Existing Japan's first Electric milking machine ''DK-5 II''. First Japan made electric

milking machine Milking is the act of removing milk from the mammary glands of cattle, water buffalo, humans, goats, sheep, and, more rarely, camels, horses, and donkeys. Milking may be done by hand or by machine, and requires the animal to be currently or rec ...

, by referencing the structure of imported milking machine with adding own made vacuum mechanism, is developed by in 1957. The machine is less price but better specifications and the relief of

dairy farming Dairy farming is a class of agriculture for the long-term production of milk, which is processed (either on the farm or at a dairy plant, either of which may be called a dairy) for the eventual sale of a dairy product. Dairy farming has a h ...

hand

milking Milking is the act of removing milk from the mammary glands of cattle, water buffalo, humans, goats, sheep, and, more rarely, camels, horses, and donkeys. Milking may be done by hand or by machine, and requires the animal to be currently or rec ...

hard physical labor, also health enhancement for Japanese people. The basic structure or mechanism of the machine is still applied since then. – Nagano Prefecture *No. 106:

Spur A spur is a metal tool designed to be worn in pairs on the heels of riding boots for the purpose of directing a horse or other animal to move forward or laterally while riding. It is usually used to refine the riding aids (commands) and to ba ...

Gear Grinding Machine ''Type ASG-2''.

Gear A gear or gearwheel is a rotating machine part typically used to transmit rotational motion and/or torque by means of a series of teeth that engage with compatible teeth of another gear or other part. The teeth can be integral saliences or ...

is the one of essential

Machine element Machine element or hardware refers to an elementary component of a machine. These elements consist of three basic types: # ''Structural element, structural components'' such as frame members, Bearing (mechanical), bearings, axles, Spline (mechan ...

. When gear implemented into the machine, machine should operate with less noise and vibration, so that these gear is required to be made by process of grinding machine. Even entered into Showa era, there were several number of such process machines in the world, made by Switzerland company MAAG or others, but not in Japan.

Kure Naval Arsenal was one of four principal naval shipyards owned and operated by the Imperial Japanese Navy. History The Kure Naval District was established at Kure, Hiroshima in 1889, as the second of the naval districts responsible for the defense of the ...

placed purchase order for grinding machine aiming to make precision gear to , the

founder Founder or Founders may refer to: Places *Founders Park, a stadium in South Carolina, formerly known as Carolina Stadium * Founders Park, a waterside park in Islamorada, Florida Arts, entertainment, and media * Founders (''Star Trek''), the ali ...

of previous

firm A company, abbreviated as co., is a Legal personality, legal entity representing an association of legal people, whether Natural person, natural, Juridical person, juridical or a mixture of both, with a specific objective. Company members ...

of , he finally made it after

trial and error Trial and error is a fundamental method of problem-solving characterized by repeated, varied attempts which are continued until success, or until the practicer stops trying. According to W.H. Thorpe, the term was devised by C. Lloyd Morgan ( ...

in 1930 as the first Japan made

spur A spur is a metal tool designed to be worn in pairs on the heels of riding boots for the purpose of directing a horse or other animal to move forward or laterally while riding. It is usually used to refine the riding aids (commands) and to ba ...

gear grinding machine, then made total 13 machines by 1945. One machine is preserved at museum of Nippon Institute of Technology. Unique feature of this grinding machine is by changing the consisting gear, it is able to produce variety of gears with different size and number of tooth. – Saitama prefecture *No. 107: Sushi Machine. Automated

grasp A grasp is an act of taking, holding or seizing firmly with (or as if with) the hand. An example of a grasp is the handshake, wherein two people grasp one of each other's like hands. In zoology Zoology ( , ) is the scientific study of an ...

then make molding

sushi is a traditional Japanese dish made with , typically seasoned with sugar and salt, and combined with a variety of , such as seafood, vegetables, or meat: raw seafood is the most common, although some may be cooked. While sushi comes in n ...

rice (

Nigirizushi is a traditional Japanese dish made with , typically seasoned with sugar and salt, and combined with a variety of , such as seafood, vegetables, or meat: raw seafood is the most common, although some may be cooked. While sushi comes in n ...

) machine is developed by under deep study of sushi

artisan An artisan (from , ) is a skilled craft worker who makes or creates material objects partly or entirely by hand. These objects may be functional or strictly decorative, for example furniture, decorative art, sculpture, clothing, food ite ...

technique Technique or techniques may refer to: Music * The Techniques, a Jamaican rocksteady vocal group of the 1960s * Technique (band), a British female synth pop band in the 1990s * ''Technique'' (album), by New Order, 1989 * ''Techniques'' (album), by ...

in 1981. ''Suzumo Machinery'' aimed to recover and increase total Japan rice consumption volume under the

fact A fact is a truth, true data, datum about one or more aspects of a circumstance. Standard reference works are often used to Fact-checking, check facts. Science, Scientific facts are verified by repeatable careful observation or measurement by ...

that the amount of rice consumption decreasing along with adjusting rice production under Japan

set-aside Set-aside was an incentive scheme introduced by the European Economic Community (EEC) in 1988 (Regulation (EEC) 1272/88), to (i) help reduce the large and costly surpluses produced in Europe under the guaranteed price system of the Common Agricul ...

policy, let people eat sushi more with less price in sushi shop is one of solution as consumer

behavior Behavior (American English) or behaviour (British English) is the range of actions of Individual, individuals, organisms, systems or Artificial intelligence, artificial entities in some environment. These systems can include other systems or or ...

. The machine produced 1,200 unit of sushi molding per hour, and opening

conveyor belt sushi , also called revolving sushi or rotation sushi, is a type of sushi restaurant common in Japan. In Australasia, it is also known as a sushi train. Plates serving the sushi are placed on a rotating conveyor belt that winds through the restaurant ...

system. – Saitama Prefecture *No. 108:

Rolling stock The term rolling stock in the rail transport industry refers to railway vehicles, including both powered and unpowered vehicles: for example, locomotives, Railroad car#Freight cars, freight and Passenger railroad car, passenger cars (or coaches) ...

Test Stand for

Shinkansen The , colloquially known in English as the bullet train, is a network of high-speed railway lines in Japan. It was initially built to connect distant Japanese regions with Tokyo, the capital, to aid economic growth and development. Beyond lon ...

Feasibility study A feasibility study is an assessment of the practicality of a project or system. A feasibility study aims to objectively and rationally uncover the strengths and weaknesses of an existing business or proposed venture, opportunities and threats pr ...

for

targeting maximum speed 250 km/h and 350 km/h of

bogie A bogie ( ) (or truck in North American English) comprises two or more Wheelset (rail transport), wheelsets (two Railroad wheel, wheels on an axle), in a frame, attached under a vehicle by a pivot. Bogies take various forms in various modes ...

is unfeasible in real environment, so that the stationary simulation test device created by

Hitachi () is a Japanese Multinational corporation, multinational Conglomerate (company), conglomerate founded in 1910 and headquartered in Chiyoda, Tokyo. The company is active in various industries, including digital systems, power and renewable ener ...

and installed by

JNR The , abbreviated JNR or , was the business entity that operated Japan's national railway network from 1949 to 1987. Network Railways As of June 1, 1949, the date of establishment of JNR, it operated of narrow gauge () railways in all 46 pre ...

in 1959. Test carry out for various simulate

conditions from the control and monitor room. After the test stand completed, prototype

Tokaido Shinkansen The is a Japanese high-speed rail line that is part of the nationwide Shinkansen network. Along with the San'yō Shinkansen, it forms a continuous high-speed railway through the Taiheiyō Belt, also known as the Tokaido corridor. Opening in 19 ...

bogie test started in 1960, and contributed to determine feasible railed vehicle

specification A specification often refers to a set of documented requirements to be satisfied by a material, design, product, or service. A specification is often a type of technical standard. There are different types of technical or engineering specificati ...

. New test stand developed for maximum speed 500 km/h in 1990, but still this test stand operate and in use. – Tokyo *No. 109: Japanese oldest pitching machines Catapult type：''KS-P/AR''. The

catapult A catapult is a ballistics, ballistic device used to launch a projectile at a great distance without the aid of gunpowder or other propellants – particularly various types of ancient and medieval siege engines. A catapult uses the sudden rel ...

-type

pitching machine A pitching machine is a machine that automatically pitches a baseball to a batter at different speeds and styles. Most machines are hand-fed, but there are some that automatically feed. There are multiple types of pitching machines; softball, ba ...

was designed by , lecturer of

Kanto Gakuin University is a private university located in Kanazawa-ku, Yokohama, Japan. History It traces its roots to The Baptist Theological Seminary of Yokohama established by Albert Arnold Bennett, a missionary of the American Baptist Churches, American Baptist ...

. Type ''KS-P'' is produced in 1958 and preserved in ''The Baseball Hall of Fame and Museum'' of Japan in

Tokyo Dome is an indoor stadium in Bunkyō, Tokyo, Japan. It was designed as a baseball stadium following its predecessor, Korakuen Stadium (whose former site is now occupied by the Tokyo Dome Hotel and a plaza for this stadium). In Japan, it is often us ...

and type ''AR'' is produced in the same time and preserved in ''Chunichi batting center''. The mechanism is to pitch 12

throwing Throwing is a physical action that consists of mechanically accelerating a projectile and then releasing it into a ballistic trajectory, usually with the aim of impacting a distant target. ''Throwing'' typically refers to hand-throwing by a ...

in a minute,

fastball The fastball is the most common type of pitch (baseball), pitch thrown by pitchers in baseball and softball. Its distinctive feature is its high speed. "Power pitchers," such as former major leaguers Nolan Ryan and Roger Clemens, relied on the ...

and

breaking ball In baseball, a breaking ball is a pitch that does not travel straight as it approaches the batter; it will have sideways or downward motion on it, sometimes both (see slider). A breaking ball is not a specific pitch by that name, but is any ...

with

rotation Rotation or rotational/rotary motion is the circular movement of an object around a central line, known as an ''axis of rotation''. A plane figure can rotate in either a clockwise or counterclockwise sense around a perpendicular axis intersect ...

by means of

hook A hook is a tool consisting of a length of material, typically metal, that contains a portion that is curved/bent back or has a deeply grooved indentation, which serves to grab, latch or in any way attach itself onto another object. The hook's d ...

, by

reaction Reaction may refer to a process or to a response to an action, event, or exposure. Physics and chemistry *Chemical reaction *Nuclear reaction *Reaction (physics), as defined by Newton's third law * Chain reaction (disambiguation) Biology and ...

of compressed spring, and it is equivalent to 15

pitcher In baseball, the pitcher is the player who throws ("Pitch (baseball), pitches") the Baseball (ball), baseball from the pitcher's mound toward the catcher to begin each play, with the goal of out (baseball), retiring a batter (baseball), batter, ...

s and well worked in lieu of batting practice pitcher. Arm-type and wheel type pitching machine are produced as follower machines, and batting center became popular amusement place. – Tokyo (''KS-P'') and Gifu prefecture (''AR'') *No. 110: Electric Hand Planer ''Model 1000''. Makita produced electric hand planer as the first consumer use product, by referring to United States made electric hand planer, suitable in terms of light weight, Japanese

building material Building material is material used for construction. Many naturally occurring substances, such as clay, rocks, sand, wood, and even twigs and leaves, have been used to construct buildings and other structures, like bridges. Apart from natur ...

processing size, and easy handling by carpenter in 1958. Until then,

plane Plane most often refers to: * Aero- or airplane, a powered, fixed-wing aircraft * Plane (geometry), a flat, 2-dimensional surface * Plane (mathematics), generalizations of a geometrical plane Plane or planes may also refer to: Biology * Plane ...

job is physically heavy work, and required expertise. Electric planer ''Model 1000'' opened other type of carpenter's various electric

power tool A power tool is a tool that is actuator, actuated by an additional engine, power source and mechanism (engineering), mechanism other than the solely manual labour, manual labor used with hand tools. The most common types of power tools use electric ...

consequently. This model consists of two blades of 120 mm width rotates 13,000 per minute, 26,000 cut, in a minute on 100 volt home

mains electricity Mains electricity, utility power, grid power, domestic power, wall power, household current, or, in some parts of Canada, hydro, is a general-purpose Alternating current, alternating-current (AC) electric power supply. It is the form of electri ...

, realized easy process for

hardwood Hardwood is wood from Flowering plant, angiosperm trees. These are usually found in broad-leaved temperate and tropical forests. In temperate and boreal ecosystem, boreal latitudes they are mostly deciduous, but in tropics and subtropics mostl ...

and

softwood Scots pine, a typical and well-known softwood Softwood is wood from gymnosperm trees such as conifers. The term is opposed to hardwood, which is the wood from angiosperm trees. The main differences between hardwoods and softwoods is that the sof ...

, even against

wood grain Wood grain is the longitudinal arrangement of wood fibers or the pattern resulting from such an arrangement. It has various derived terms refer to different aspects of the fibers or patterns. Wood grain is important in woodworking and it impacts ...

. – Aichi Prefecture *No. 111: The Coining Presses during the Founding Period of the Japan Mint; ''Uhlhorn Münzprägemaschine and Presse Montaire de Thonnelier''. In 1871,

start-up A startup or start-up is a company or project undertaken by an entrepreneur to seek, develop, and validate a scalable business model. While entrepreneurship includes all new businesses including self-employment and businesses that do not intend ...

Japan Mint The is an Independent Administrative Institution of the Japanese government, responsible for producing and circulating the coins of Japan. The agency has its head office in Osaka with branches in Saitama and Hiroshima. The Japan Mint does not p ...

was largest metal processing factory,

melting Melting, or fusion, is a physical process that results in the phase transition of a substance from a solid to a liquid. This occurs when the internal energy of the solid increases, typically by the application of heat or pressure, which inc ...

bullion Bullion is non-ferrous metal that has been refined to a high standard of elemental purity. The term is ordinarily applied to bulk metal used in the production of coins and especially to precious metals such as gold and silver. It comes from ...

casting Casting is a manufacturing process in which a liquid material is usually poured into a mold, which contains a hollow cavity of the desired shape, and then allowed to solidify. The solidified part is also known as a casting, which is ejected or ...

rolling Rolling is a Motion (physics)#Types of motion, type of motion that combines rotation (commonly, of an Axial symmetry, axially symmetric object) and Translation (geometry), translation of that object with respect to a surface (either one or the ot ...

, and die stamping making coin by the power of

. The final stamping machine is invented by

Diedrich Uhlhorn Diedrich Uhlhorn (3 June 1764 – 1837) was a German engineer, mechanic and inventor. Life Uhlhorn was an engineer, mechanic and inventor, who invented in 1817 the first mechanical tachometer. Between 1817 and 1830 he was inventor of the P ...

in 1817, and imported 10 units in 1871 to 1873, which produced 40 coins per minute. Other 8 units of French machine developed by Nicolas Thonnelier, made in 1857, were purchased from closed Hong Kong mint was capable to produce 50 coins per minute, and one out of 8 is preserved. Both of these preserved machine are historical value of Japanese coin processing and only several number of machines are preserved worldwide. – Osaka Prefecture *No. 112:

Conveyor belt sushi , also called revolving sushi or rotation sushi, is a type of sushi restaurant common in Japan. In Australasia, it is also known as a sushi train. Plates serving the sushi are placed on a rotating conveyor belt that winds through the restaurant ...

machine, ''Origin of the new food culture''. Number of small dish-sized plates with shape like scale or

crescent A crescent shape (, ) is a symbol or emblem used to represent the lunar phase (as it appears in the northern hemisphere) in the first quarter (the "sickle moon"), or by extension a symbol representing the Moon itself. In Hindu iconography, Hind ...

concatenated to form

swivel A swivel is a connection that allows the connected object, such as a swivel gun, gun, swivel chair, chair, Caster, swivel caster, or an anchor rode to rotate horizontally or vertically. Swivel designs A common design for a swivel is a cylindr ...

or circle

conveyor A conveyor system is a common piece of mechanical handling equipment that moves materials from one location to another. Conveyors are especially useful in applications involving the transport of heavy or bulky materials. Conveyor systems allow ...

. Conveyor belt sushi mechanism, inspired it come up with brewery

bottling line Bottling lines are production lines that fill a liquid product, often a beverage, into bottles on a large scale. Many prepared foods are also bottled, such as sauces, syrups, marinades, oils and vinegars. Bottling lines usually include label ap ...

system in 1948, and opened first sushi shop in Higashi Osaka in 1958. The machine certified here in is made in 1985 and still operating. – Osaka Prefecture *No. 113: Hydraulic Pile press-in and extraction Machinery ''Silent Piler KGK-100A''. This is the first

environmentally friendly Environment friendly processes, or environmental-friendly processes (also referred to as eco-friendly, nature-friendly, and green), are sustainability and marketing terms referring to goods and services, laws, guidelines and policies that c ...

hydraulic Hydraulics () is a technology and applied science using engineering, chemistry, and other sciences involving the mechanical properties and use of liquids. At a very basic level, hydraulics is the liquid counterpart of pneumatics, which concer ...

pile driver A pile driver is a heavy-duty tool used to drive piles into soil to build piers, bridges, cofferdams, and other "pole" supported structures, and patterns of pilings as part of permanent deep foundations for buildings or other structures. Pili ...

piling A pile or piling is a vertical structural element of a deep foundation, driven or drilled deep into the ground at the building site. A deep foundation is a type of foundation that transfers building loads to the earth farther down from th ...

machine, named ''SILENT PILER'', without pollution like big sound noise and vibration, developed jointly by and in 1975. As initial step, provided that two or three deep foundation piles already be pressed-in in advance by means of, other than ordinary usage, put heavy load and keep ''SILENT PILER'' down on the ground and press-in, then as the ordinary usage step this

machine ride on and underneath handle grips these plies.

static load A structural load or structural action is a mechanical load (more generally a force) applied to structural elements. A load causes stress, deformation, displacement or acceleration in a structure. Structural analysis, a discipline in engineeri ...

to press-in consecutive next pile of opposite drag

force is smaller than pull-out drag reaction force of gripped two or three plies, so that this piling machine steadily stand and work to press-in plies one after another by move, ride on and grip newly pressed-in next pile.

Heavy equipment Heavy equipment, heavy machinery, earthmovers, construction vehicles, or construction equipment, refers to heavy-duty vehicles specially designed to execute construction tasks, most frequently involving earthwork operations or other large con ...

applied hydraulic pressure is 14 to 17

MPa MPA or mPa may refer to: Academia Academic degrees * Master of Performing Arts * Master of Professional Accountancy * Master of Public Administration * Master of Public Affairs Schools * Mesa Preparatory Academy * Morgan Park Academy * M ...

, but in order press-in or pull-out a plie required new developing design of the hydraulic device with 70 MPa for 100

Ton Ton is any of several units of measure of mass, volume or force. It has a long history and has acquired several meanings and uses. As a unit of mass, ''ton'' can mean: * the '' long ton'', which is * the ''tonne'', also called the ''metric ...

of drive force to a plie. The sound

noise pollution Noise pollution, or sound pollution, is the propagation of noise or sound with potential harmful effects on humans and animals. The source of outdoor noise worldwide is mainly caused by machines, transport and propagation systems.Senate Publi ...

of hammer hitting pile driver type is approximately 100 dB, and this ''Silent Piler'' is only 55 dB. –

Kochi Prefecture Kochi ( , ), formerly known as Cochin ( ), is a major port city along the Malabar Coast of India bordering the Laccadive Sea. It is part of the district of Ernakulam in the state of Kerala. The city is also commonly referred to as Ernakulam ...

Items certified in 2022

Collection

*No. 114: Surface Grinding Machine ''PSG-6B''.

Surface grinding Surface grinding is done on flat surfaces to produce a smooth finish. It is a widely used abrasive machining process in which a spinning wheel covered in rough particles (grinding wheel) cuts chips of metallic or nonmetallic substance from a wor ...

machine A machine is a physical system that uses power to apply forces and control movement to perform an action. The term is commonly applied to artificial devices, such as those employing engines or motors, but also to natural biological macromol ...

is used for final

for

machine element Machine element or hardware refers to an elementary component of a machine. These elements consist of three basic types: # ''Structural element, structural components'' such as frame members, Bearing (mechanical), bearings, axles, Spline (mechan ...

. This machine implements horizontal moving

rectangle In Euclidean geometry, Euclidean plane geometry, a rectangle is a Rectilinear polygon, rectilinear convex polygon or a quadrilateral with four right angles. It can also be defined as: an equiangular quadrilateral, since equiangular means that a ...

table with grinding unit which move up and down precisely. applied self-developed

and

hydraulic cylinder A hydraulic cylinder (also called a linear hydraulic motor) is a mechanical actuator that is used to give a unidirectional force through a unidirectional stroke. It has many applications, notably in construction equipment ( engineering vehicles ...

to drive the rectangle table and four precision

ball bearing A ball bearing is a type of rolling-element bearing that uses balls to maintain the separation between the bearing races. The purpose of a ball bearing is to reduce rotational friction and support radial and axial loads. It achieves this ...

s on the grinding unit, then possible to move producing machine element by 0.001 mm steps, and it was the first machine realized 1/1,000 mm of precision surface finishing in 1953. – Gunma Prefecture *No. 115: Timber pre-cut system ''MPS-1''. 57 percent of Japanese houses are constructed with

timber Lumber is wood that has been processed into uniform and useful sizes (dimensional lumber), including beams and planks or boards. Lumber is mainly used for construction framing, as well as finishing (floors, wall panels, window frames). ...

, and 43 percent, out of 57 percent, is by ''wooden column and beam construction method''

structure A structure is an arrangement and organization of interrelated elements in a material object or system, or the object or system so organized. Material structures include man-made objects such as buildings and machines and natural objects such as ...

in tradition by skilled carpenter. Carpenter designs each house and

woodworking Woodworking is the skill of making items from wood, and includes cabinetry, furniture making, wood carving, joinery, carpentry, and woodturning. History Along with stone, clay and animal parts, wood was one of the first materials worked b ...

timber on the construction site. , manufacturer of timber processing machine, planned to improve with developed machine by pre-cut or previously cut to column and beam from timber at factory, instead of process timber on site, however, carpenter have not accepted improved system until trend changed housing market and

labor shortage In economics, a shortage or excess demand is a situation in which the demand for a product or service exceeds its supply in a market. It is the opposite of an excess supply ( surplus). Definitions In a perfect market (one that matches a s ...

in 1978.

CAD Computer-aided design (CAD) is the use of computers (or ) to aid in the creation, modification, analysis, or optimization of a design. This software is used to increase the productivity of the designer, improve the quality of design, improve c ...

and

CAM Cam or CAM may refer to: Science and technology * Cam (mechanism), a mechanical linkage which translates motion * Camshaft, a shaft with a cam * Camera or webcam, a device that records images or video In computing * Computer-aided manufacturin ...

is further added to total system in 1985, then this ''Timber pre-cut system MPS-1'' had changed construction with pre-cut method expanded to 93 percent today. – Aichi Prefecture *No. 116: Hand-cranked Garabo Spinning Machine. Meiji government aimed to more productivity of cotton yarn production with imported

cotton-spinning machinery Cotton-spinning machinery is machines which process (or spin) prepared cotton roving into workable yarn or thread. Such machinery can be dated back centuries. During the 18th and 19th centuries, as part of the Industrial Revolution cotton-spinnin ...

, but machines were so expensive. invented simple hand rotating low cost ''Gaun-method cotton-spinning machine'' () or Gara bo, then exhibit next year at first National Industrial Exhibition in 1877. The machine was well evaluated at exhibition, and applied for larger diameter or thicker cotton thread producing, actually machine drive by

water wheel A water wheel is a machine for converting the kinetic energy of flowing or falling water into useful forms of power, often in a watermill. A water wheel consists of a large wheel (usually constructed from wood or metal), with numerous b ...

, in

Mikawa Province was an Provinces of Japan, old province in the area that today forms the eastern half of Aichi Prefecture.Louis-Frédéric, Nussbaum, Louis-Frédéric. (2005). "''Mikawa''" in . Its abbreviated form name was . Mikawa bordered on Owari Province, O ...

where such industry had been leading and became top level of producing area, then machine deployed widely in country. After

, lifestyle changed and Western machines again used, because of Gara bo specialized for larger diameter or thicker thread, not for small diameter or thin thread, so that the peak number of machine working was in 1960, several number of machine still working today. Certified machine is made in 1880s, displayed at in

Osaka is a Cities designated by government ordinance of Japan, designated city in the Kansai region of Honshu in Japan. It is the capital of and most populous city in Osaka Prefecture, and the List of cities in Japan, third-most populous city in J ...

. Gara bo machine contributed thread spinning industry, yarn export from Japan, and acquisition of foreign currency to Japan. Precise replica is demonstrating at

Toyota Commemorative Museum of Industry and Technology The , also known as Toyota Tecno Museum, is a technology museum located in Nishi-ku in the city of Nagoya, central Japan. History Toyota started as a textile firm and evolved over decades into an international automobile producer. The museum ...

Nagoya is the largest city in the Chūbu region of Japan. It is the list of cities in Japan, fourth-most populous city in Japan, with a population of 2.3million in 2020, and the principal city of the Chūkyō metropolitan area, which is the List of ...

. –

Items certified in 2023

Collection

*No. 117: Goto Planetarium Type M-1. German-made

projector A projector or image projector is an optical device that projects an image (or moving images) onto a surface, commonly a projection screen. Most projectors create an image by shining a light through a small transparent lens, but some newer type ...

introduced in Japan in 1937, many

astronomer An astronomer is a scientist in the field of astronomy who focuses on a specific question or field outside the scope of Earth. Astronomers observe astronomical objects, such as stars, planets, natural satellite, moons, comets and galaxy, galax ...

were trying to produce prototype

planetarium A planetarium (: planetariums or planetaria) is a theatre built primarily for presenting educational and entertaining shows about astronomy and the night sky, or for training in celestial navigation. A dominant feature of most planetariums is ...

, and opened its developing history in Japan. at last developed first

lens A lens is a transmissive optical device that focuses or disperses a light beam by means of refraction. A simple lens consists of a single piece of transparent material, while a compound lens consists of several simple lenses (''elements'') ...

projection planetarium Type M-1 in 1959, then mass produced and marketed 19 units in Japan. Type M-1 well recognized worldwide, then become foundations of Japanese planetarium and related units gained world market share (approximately 70%), and further realized up to date planetarium functional elements such as lens projection and annual motion projection. Type M-1 installed in

Tokyo University of Marine Science and Technology , abbreviated as , is a national university in Japan. The main campus (Shinagawa Campus) is located in Minato, Tokyo and another campus (Etchujima Campus) is in Kōtō, Tokyo. History The university was established in 2003 with a merger of ...

in 1965, is still operable and maintained by students, also work as study material and technologies continuation for them. – Tokyo *No. 118: Odakyu Limited Express Romancecar SE3000.

Odakyu Electric Railway , commonly known as Odakyū, is a major railway company based in Tokyo, Japan, best known for its '' Romancecar'' series of limited express trains from Tokyo to Odawara, Enoshima, Tama New Town, and Hakone. The Odakyu Electric Railway Company f ...

started

express train An express train is a type of passenger train that makes few or no stops between its origin and destination stations, usually major destinations, providing faster service than local trains that stop at many or all of the stations along their ...

, named ''

Romancecar The is Odakyu Electric Railway's name for its limited express luxury tourist services south-west of Tokyo, to mountain resorts such as Hakone and Gotemba (Mount Fuji), and beaches such as Odawara and Enoshima. When the service started in ...

'',

with state-of-the-art technology in 1957. SE3000 adapted

monocoque Monocoque ( ), also called structural skin, is a structural system in which loads are supported by an object's external skin, in a manner similar to an egg shell. The word ''monocoque'' is a French term for "single shell". First used for boats, ...

shape of front end with extensive

wind tunnel A wind tunnel is "an apparatus for producing a controlled stream of air for conducting aerodynamic experiments". The experiment is conducted in the test section of the wind tunnel and a complete tunnel configuration includes air ducting to and f ...

experiment,

is '' cardan jointed drive'', and

jacobs bogie Jacobs bogies (named after Wilhelm Jakobs, 1858–1942, a German Mechanical engineering, mechanical Railway engineering, railway engineer) are a type of Rail transport, rail vehicle bogie commonly found on Articulated car, articulated railcars an ...

. In developing stage of SE3000, former Research Institute, present

Railway Technical Research Institute , or , is the technical research company under the Japan Railways group of companies. Overview RTRI was established in its current form in 1986 just before Japanese National Railways (JNR) was privatised and split into separate JR group compan ...

, cooperatively involved into

Odakyu , commonly known as Odakyū, is a major railway company based in Tokyo, Japan, best known for its '' Romancecar'' series of limited express trains from Tokyo to Odawara, Enoshima, Tama New Town, and Hakone. The Odakyu Electric Railway Company f ...

team to get technical data for own higher speed train, obtain valuable data and information, then realized

0 Series Shinkansen The trains were the first generation Shinkansen trainsets built to run on Japan's Tokaido Shinkansen, Tōkaidō Shinkansen High-speed rail, high-speed line which opened in 1964. The last remaining trainsets were withdrawn in 2008 after 44 years ...

later on. The higher speed test with SE3000 on

Tōkaidō Main Line The Tōkaidō Main Line () is one of the most important railway corridors in Japan, connecting the major cities of Tokyo and Kobe via Shizuoka (city), Shizuoka, Nagoya, Kyoto and Osaka. The line, with termini at Tokyo Station, Tokyo and Kōbe St ...

in 1957, world record of 145m/h accomplished on

Narrow-gauge railway A narrow-gauge railway (narrow-gauge railroad in the US) is a railway with a track gauge (distance between the rails) narrower than . Most narrow-gauge railways are between and . Since narrow-gauge railways are usually built with tighter cur ...

(

3 ft 6 in gauge railways Railways with a track gauge of were first constructed as horse-drawn wagonways. The first intercity passenger railway to use 3 ft 6 in was constructed in Norway by Carl Abraham Pihl. From the mid-nineteenth century, the gauge be ...

), these activities forwarded to successful open

. Naming ''

'' is given to all

express trains. SE3000 had retired in 1992, and preserved in ''Romancecar Museum''. – Kanagawa Prefecture *No. 119: A Pharmaceutial Millstone Driven by a Treadwheel at the former Wachusan Hompo. Head shop

pharmacy Pharmacy is the science and practice of discovering, producing, preparing, dispensing, reviewing and monitoring medications, aiming to ensure the safe, effective, and affordable use of medication, medicines. It is a miscellaneous science as it ...

Wachūsan Honpo was alongside Tōkaidō and producing

Chinese herbology Chinese herbology () is the theory of traditional Chinese herbal therapy, which accounts for the majority of treatments in traditional Chinese medicine (TCM). A ''Nature'' editorial described TCM as "fraught with pseudoscience", and said that t ...

from

crude drug Crude drugs are drugs of plant, animal and microbial origin that contain natural substances that have undergone only the processes of collection and drying. The term natural substances refers to those substances found in nature that have not had ...

such as stomach medicine, ''

Wuling San Wan Wuling San Wan (, Pīnyīn: Wǔlíng sǎn wán) is a blackish-brown pill used in traditional Chinese medicine Traditional Chinese medicine (TCM) is an alternative medicine, alternative medical practice drawn from traditional medicine in Ch ...

'', and others by using machine namely ''Jinsha Seiyaku-ki'' (''人車製薬機'' (lit.: man wheel powered drug make machine)) installed in 1831,

Edo period The , also known as the , is the period between 1600 or 1603 and 1868 in the history of Japan, when the country was under the rule of the Tokugawa shogunate and some 300 regional ''daimyo'', or feudal lords. Emerging from the chaos of the Sengok ...

Tenpō was a after '' Bunsei'' and before '' Kōka.'' The period spanned from December 1830 through December 1844. The reigning emperor was . Introduction Change of era * December 10, 1830 () : In the 13th year of ''Bunsei'', the new era name of ...

2. Two man, in large wooden

wheel A wheel is a rotating component (typically circular in shape) that is intended to turn on an axle Bearing (mechanical), bearing. The wheel is one of the key components of the wheel and axle which is one of the Simple machine, six simple machin ...

with diameter of 4280 millimetre, steps forward to generate rotation force and transport to four wooden gears, further speed up rotation to circulate

quern-stone A quern-stone is a stone tool for hand-grinding a wide variety of materials, especially for various types of grains. They are used in pairs. The lower stationary stone of early examples is called a ''saddle quern'', while the upper mobile st ...

to mill process

. Rotation ratio of the large wheel and mill quern-stone is 3:10, so that three times rotations at large wheel makes 10 times mill quern-stone rotations.

Power transmission Power transmission is the movement of energy from its place of generation to a location where it is applied to perform useful Mechanical work, work. Power (physics), Power is defined formally as units of energy per unit time. In SI units: :\text ...

mechanism from human power to mechanical is assumed propagated from

mainland China "Mainland China", also referred to as "the Chinese mainland", is a Geopolitics, geopolitical term defined as the territory under direct administration of the People's Republic of China (PRC) in the aftermath of the Chinese Civil War. In addit ...

and indicates histories of development on machine technologies. This drug making process was observe by travelers and worked good advertising media. – Shiga Prefecture *No. 120: Historical Machine Tools of ''The SANKYO Machine Tools Museum''. SANKYO seisakusho.co opened the museum in factory premises in 2021

Reiwa era is the current and 232nd era of the official calendar of Japan. It began on 1 May 2019, the day on which Emperor Akihito's eldest son, Naruhito, Enthronement of the Japanese emperor, ascended the throne as the 126th Emperor of Japan. The da ...

3. 134 units of machine tool, out of total display 137 units, are not Japan made, mainly from United States, and others from Italy, Switzerland, France, United Kingdom, and Germany. These machine tools are

, boring machine, milling machining,

drilling machine A drill is a tool used for making round holes or driving fasteners. It is fitted with a drill bit for making holes, or a screwdriver bit for securing fasteners. Historically, they were powered by hand, and later mains power, but cordless bat ...

, shaping machine, gear cutting machine,

grinding machine A grinding machine, often shortened to grinder, is any of various power tools or machine tools used for grinding. It is a type of material removal using an abrasive wheel as the cutting tool. Each grain of abrasive on the wheel's surface cuts ...

and others, produced and functioning in each era or span of time between 17th century, before and after

Industrial Revolution The Industrial Revolution, sometimes divided into the First Industrial Revolution and Second Industrial Revolution, was a transitional period of the global economy toward more widespread, efficient and stable manufacturing processes, succee ...

, and 20th century. Machine tools were collecting and sorted in era and function basis, be able to study its evolution and progress respectively. Measurement

hand tool A hand tool is any tool that is powered manual labour, by hand rather than a motor. Categories of hand tools include wrenches, pliers, cutter (disambiguation), cutters, File (tool), files, hammer, striking tools, chisel, struck or hammered tools, ...

and

cutting tool Cutting is the separation or opening of a physical object, into two or more portions, through the application of an acutely directed force. Implements commonly used for cutting are the knife and saw, or in medicine and science the scalpel an ...

, and various

s in early

Shōwa era The was a historical period of History of Japan, Japanese history corresponding to the reign of Emperor Shōwa (Hirohito) from December 25, 1926, until Death and state funeral of Hirohito, his death on January 7, 1989. It was preceded by the T ...

and its mechanism model are preserved and displayed including

Ford Model T The Ford Model T is an automobile that was produced by the Ford Motor Company from October 1, 1908, to May 26, 1927. It is generally regarded as the first mass-affordable automobile, which made car travel available to middle-class Americans. Th ...

produced by machine tool, and early days of historical

motor vehicle A motor vehicle, also known as a motorized vehicle, automotive vehicle, automobile, or road vehicle, is a self-propelled land vehicle, commonly wheeled, that does not operate on railway track, rails (such as trains or trams), does not fly (such ...

s. – Shizuoka Prefecture

Items certified in 2024

Collection

*No. 121: ARAI Lottery Wheel. Japanese

lottery machine A lottery machine is the machine used to draw the winning numbers for a lottery. Early lotteries were done by drawing numbers, or winning Ticket (admission), tickets, from a container. In the United Kingdom, UK, numbers of winning Premium Bonds ...

hand rotating type of cylinder appearance with attached handle, developed by ''Takuya Arai'' (新井卓也, ''Arai Takuya'') in 1930 and patented, is called ancestor of lottery machine nicknamed ''Gara-Pon'' in

onomatopoeia Onomatopoeia (or rarely echoism) is a type of word, or the process of creating a word, that phonetics, phonetically imitates, resembles, or suggests the sound that it describes. Common onomatopoeias in English include animal noises such as Oin ...

and well diffused in

shōtengai A shōtengai () is a style of Japanese commercial district, typically in the form of a local market street that is closed to car traffic. Local shōtengai cater to the needs of nearby residents with a diverse mix of small specialty shops and few ...

(

commercial district Commercial area, commercial district or commercial zone in a city is an area, district, or neighborhoods primarily composed of commercial buildings, such as a strip mall, office parks, downtown, central business district, financial district, " ...

) and others throughout Japan. The machine incorporates ball receiving tray, made of

celluloid Celluloids are a class of materials produced by mixing nitrocellulose and camphor, often with added dyes and other agents. Once much more common for its use as photographic film before the advent of safer methods, celluloid's common present-day ...

raffle A raffle is a gambling competition in which people obtain numbered tickets, each of which has the chance of winning a prize. At a set time, the winners are drawn at random from a container holding a copy of each number. The drawn tickets are che ...

balls, and a bell sounds when the raffle ball comes out from machine, and only one ball comes out, not more than two at single raffle time, devised with well and creative ideas. This lottery machine changed lottery or raffle culture and procedure in Japan fundamentally. – Aomori Prefecture *No. 122: High-Pressure Triple Plunge Pump, Sugino Pump First Machine. Former name ''Sugino Cleaner Seisakusho'', present , manufacture and sell ''

Tube Tube or tubes may refer to: * ''Tube'' (2003 film), a 2003 Korean film * "Tubes" (Peter Dale), performer on the Soccer AM television show * Tube (band), a Japanese rock band * Tube & Berger, the alias of dance/electronica producers Arndt Rör ...

Cleaner'' to clean

tube Tube or tubes may refer to: * ''Tube'' (2003 film), a 2003 Korean film * "Tubes" (Peter Dale), performer on the Soccer AM television show * Tube (band), a Japanese rock band * Tube & Berger, the alias of dance/electronica producers Arndt Rör ...

and

heat exchanger A heat exchanger is a system used to transfer heat between a source and a working fluid. Heat exchangers are used in both cooling and heating processes. The fluids may be separated by a solid wall to prevent mixing or they may be in direct contac ...

since 1936.In Japanese
History: Founded in 1936 with name 杉野クリーナー製作所, product is 管内清掃機械 (Tube cleaner), in 1964, product 高圧水発生ポンプ（Jet Pump)
/ref> After

, company had been seeking fluid pressure pump to drive Tube Cleaner by high pressurized water pump, however none of such pump wasn't available from market, so that decided to develop the pump by themselves. In 1964, at least they realized ''High-Pressure Triple Plunge Pump, Model JCE-2550'', capable with discharge pressure 30MPa (MPascal) and water flow rate 60ℓ/min ( m³/s), also this pump delivered to

petroleum refining processes Petroleum refining processes are the chemical engineering processes and other facilities used in petroleum refineries (also referred to as oil refineries) to transform crude oil into useful products such as liquefied petroleum gas (LPG), gasolin ...

factory, then 7 years later it back to ''Sugino Machine'' and currently displayed at headquarters office. Cumulative number of this model pump approx. 14,000 unit produced. Applicable this super high pressurized water jet stream began to cut hard materials such as metal and

spalling Spall are fragments of a material that are broken off a larger solid body. It can be produced by a variety of mechanisms, including as a result of projectile impact, corrosion, weathering, cavitation, or excessive rolling pressure (as in a ball ...

concrete Concrete is a composite material composed of aggregate bound together with a fluid cement that cures to a solid over time. It is the second-most-used substance (after water), the most–widely used building material, and the most-manufactur ...

, afterwards to cut expanding for food and health care areas. – Toyama Prefecture *No. 123: Macadam Roller SAKAI R1. Imported three-point roller

Macadam Macadam is a type of road construction pioneered by Scottish engineer John Loudon McAdam , in which crushed stone is placed in shallow, convex layers and compacted thoroughly. A binding layer of stone dust (crushed stone from the original mat ...

Road roller A road roller (sometimes called a roller-compactor, or just roller) is a compactor-type engineering vehicle used to compact soil, gravel, concrete, or asphalt in the construction of roads and foundations. Similar rollers are used also at lan ...

had been used until 1920s. ''Sakai Seisakusho'', present made first Japanese version of Macadam type Road roller with

in 1930, and put in market, then in 1968 innovative new ''model R1'' developed. Before ''model R1'', three-point roller that is one-front-roller and two-rear-rollers type which had troubles push forward or trailing

road surface A road surface (British English) or pavement (North American English) is the durable surface material laid down on an area intended to sustain vehicular or foot traffic, such as a road or walkway. In the past, gravel road surfaces, macadam, ...

material, new ''model R1'' three-point roller, two-front-rollers and one-rear-roller type instead, solved the troubles. ''Model R1'' three rollers driven by oil hydraulic machinery with the same and consistent roller pressure to road surface, three rollers are in the same size in diameter, and ''three-roller drive'' in

synchronization Synchronization is the coordination of events to operate a system in unison. For example, the Conductor (music), conductor of an orchestra keeps the orchestra synchronized or ''in time''. Systems that operate with all parts in synchrony are sa ...

. ''Model R1'' Road roller itself

rudder A rudder is a primary control surface used to steer a ship, boat, submarine, hovercraft, airship, or other vehicle that moves through a fluid medium (usually air or water). On an airplane, the rudder is used primarily to counter adverse yaw ...

curve In mathematics, a curve (also called a curved line in older texts) is an object similar to a line, but that does not have to be straight. Intuitively, a curve may be thought of as the trace left by a moving point. This is the definition that ...

d so that less

turning radius The turning radius (alternatively, turning diameter or turning circle) of a vehicle defines the minimum dimension (typically the radius or diameter) of available space required for that vehicle to make a semi-circular U-turn without skidding. Th ...

and consistent roller pressure for straight and curving road without unevenness with pressing width 2.3

metre The metre (or meter in US spelling; symbol: m) is the base unit of length in the International System of Units (SI). Since 2019, the metre has been defined as the length of the path travelled by light in vacuum during a time interval of of ...

. Driver's seat has two steering wheels, left and right, and which wheel to use is driver's choice with effective in man-machine work, R1 machine structure became industrial

De facto standard A ''de facto'' standard is a custom or convention that is commonly used even though its use is not required. is a Latin phrase (literally " of fact"), here meaning "in practice but not necessarily ordained by law" or "in practice or actuality, ...

, then in 1974, rather small successor R2 produced suitable for Japanese road conditions. – Saitama Prefecture *No. 124: Strain Gage Type K-1. Founder of '' Kyowa Musen Kenkyujo'', present ''Kyowa Electronic Instrument'', produced and begun to sell first Japan made

strain gauge A strain gauge (also spelled strain gage) is a device used to measure Deformation (mechanics)#Strain, strain on an object. Invented by Edward E. Simmons and Arthur C. Ruge in 1938, the most common type of strain gauge consists of an Electrical in ...

type ''K-1'' covered with red colored

felt Felt is a textile that is produced by matting, condensing, and pressing fibers together. Felt can be made of natural fibers such as wool or animal fur, or from synthetic fibers such as petroleum-based acrylic fiber, acrylic or acrylonitrile or ...

in 1951. Meanwhile

Ministry of Transport A ministry of transport or transportation is a ministry responsible for transportation within a country. It usually is administered by the ''minister for transport''. The term is also sometimes applied to the departments or other government a ...

Technology Laboratory section Ship Structure asked him to make prototype

under the circumstances that imported strain gauge, from United States and others, were widely used but high price, and also strain gauge under research stage was

rail transport Rail transport (also known as train transport) is a means of transport using wheeled vehicles running in railway track, tracks, which usually consist of two parallel steel railway track, rails. Rail transport is one of the two primary means of ...

use. He worked for

Army Ministry The , also known as the Ministry of War, was the cabinet-level ministry in the Empire of Japan charged with the administrative affairs of the Imperial Japanese Army (IJA). It existed from 1872 to 1945. In the IJA and the Imperial Japanese Navy ...

Aviation Laboratory during war time, recalled survey of shot down B29

strategic bomber A strategic bomber is a medium- to long-range Penetrator (aircraft), penetration bomber aircraft designed to drop large amounts of air-to-ground weaponry onto a distant target for the purposes of debilitating the enemy's capacity to wage war. Unl ...

and succeeded usable strain gauge after

s. The strain gauge is 20.5 mm, fine resistance wires size 25μm and 120Ω resistance covered by red felt for protection, to measure as the first stress test in the ship, then resulted that well change over to

welding joint In metalworking, a welding joint is a point or edge where two or more pieces of metal or plastic are joined together. They are formed by welding two or more workpieces according to a particular geometry. There are five types of joints referred t ...

from rivet joint in strength required. Imported strain gauge from United States cost more than Yen1,000, and newly produced one is low cost only Yen86, therefore various measurement instrument uses this strain gauge especially contributed in

mechanical engineering Mechanical engineering is the study of physical machines and mechanism (engineering), mechanisms that may involve force and movement. It is an engineering branch that combines engineering physics and engineering mathematics, mathematics principl ...

area, and it became indispensable component. – Tokyo *No. 125: ISHIKAWA - Marinoni Type Rotary Press with Folding Mechanism. In

Newspaper or other printing used Marinoni type

rotary printing press A rotary printing press is a printing press in which the images to be printed are curved around a cylinder. Printing can be done on various substrates, including paper, cardboard, and plastic. Substrates can be sheet feed or unwound on a contin ...

machine invented by Hippolyte Auguste Marinoni. , for former ''Mita Seisakusho'' (present ), by referring to Marinoni type machine, ''Kakuzo Ishikawa'' produced small called ''Ishikawa Marinoni Type Rotary Press'' (first model) machine suitable for Japanese market in 1906. Number of copies printed

newspaper A newspaper is a Periodical literature, periodical publication containing written News, information about current events and is often typed in black ink with a white or gray background. Newspapers can cover a wide variety of fields such as poli ...

increased, consequently lot of time required due to

labour power Labour power (; ) is the capacity to work, a key concept used by Karl Marx in his critique of capitalist political economy. Marx distinguished between the capacity to do the work, i.e. labour power, and the physical act of working, i.e. labour. ...

to folding printed paper by hand when time enter to

Taishō era The was a period in the history of Japan dating from 30 July 1912 to 25 December 1926, coinciding with the reign of Emperor Taishō. The new emperor was a sickly man, which prompted the shift in political power from the old oligarchic group ...

, rather new machine with ''Folding Mechanism'' named ''Ishikawa-Marinoni Type Rotary Press with Folding Mechanism'' In Japanese,

YouTube YouTube is an American social media and online video sharing platform owned by Google. YouTube was founded on February 14, 2005, by Steve Chen, Chad Hurley, and Jawed Karim who were three former employees of PayPal. Headquartered in ...

moving image
Typical Folding, after printed paper output
/ref> (second model) invented in 1922. This resulted that new Rotary Press presented excellent performance on work efficiency with printing speed 24,000 copies per hour for four-page double-sided newspaper printing. – Kanagawa Prefecture *No. 126: Pioneer of Export to USA, NC Lathe MAZAK Turning Center 2500R. A number of

manufactures challenging to apply ''Numerical Control'' capability on ''the general purpose machine tools'' in 1960s, former ''Yamazaki Tekkosho'' (present Yamazaki Mazak) succeeded general purpose

to have ''Numerical Control function'' named ''MTC series'' (Mazak Turning Center), and manufacturing and sales in Japanese market, and displayed at ''JIMTOF'' () in 1968, then next year 1969, ''MTC series'' was exhibited at

trade show A trade show, also known as trade fair, trade exhibition, or trade exposition, is an exhibition organized so that companies in a specific industry can showcase and demonstrate their latest products and services, meet with industry partners and ...

in United States, and produced total 578 units by 1976. ''MTC series'' upgraded in combination with ''Numerical Controller'' ''Model

FANUC FANUC ( or ; often styled Fanuc) is a Japanese group of companies that provide automation products and services such as robotics and computer numerical control wireless systems. These companies are principally of Japan, Fanuc America Corpora ...

240'' to ''Mazak Turning Center 2500R'' and exported as the first Japan made Numerical Control system to United States in 1970. Both

X axis In geometry, a Cartesian coordinate system (, ) in a plane is a coordinate system that specifies each point uniquely by a pair of real numbers called ''coordinates'', which are the signed distances to the point from two fixed perpendicular o ...

and

Z axis In geometry, a Cartesian coordinate system (, ) in a plane is a coordinate system that specifies each point uniquely by a pair of real numbers called ''coordinates'', which are the signed distances to the point from two fixed perpendicular o ...

are controlled by

Electric Electricity is the set of physical phenomena associated with the presence and motion of matter possessing an electric charge. Electricity is related to magnetism, both being part of the phenomenon of electromagnetism, as described by Maxwel ...

Pulse motor, of minimum increment 0.01mm with contours ability, control program read in via EIA/ ISI coded

punched paper tape Punch commonly refers to: * Punch (combat), a strike made using the hand closed into a fist * Punch (drink), a wide assortment of drinks, non-alcoholic or alcoholic, generally containing fruit or fruit juice Punch may also refer to: Places * ...

. ''Mazak Turning Center 2500R'' returned from United States to Japan in 2008, displayed in 'Yamazaki Mazak' museum, and also used to

instructional materials Instructional materials, also known as teaching materials, learning materials, or teaching/learning materials (TLM), are any collection of materials including animate and inanimate objects and human and non-human resources that a teacher may use ...

. –

Gifu Prefecture is a Prefectures of Japan, prefecture of Japan located in the Chūbu region of Honshu. Gifu Prefecture has a population of 1,910,511 () and has a geographic area of . Gifu Prefecture borders Toyama Prefecture to the north; Ishikawa Prefecture ...

References

External links

The Japan Society of Mechanical Engineers, JSME

{{Authority control 2007 establishments in Japan Archives in Japan History of science and technology in Japan Cultural history of Japan Science and technology in Japan History of mechanical engineering Japan history-related lists Japanese cultural heritage protection system

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