was a '' tozama'' feudal domain under the

Tokugawa shogunate The Tokugawa shogunate, also known as the was the military government of Japan during the Edo period from 1603 to 1868. The Tokugawa shogunate was established by Tokugawa Ieyasu after victory at the Battle of Sekigahara, ending the civil wars ...

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 ...

Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...

. It was located in northwestern

Ōmi Province was a Provinces of Japan, province of Japan, which today comprises Shiga Prefecture. It was one of the provinces that made up the Tōsandō Circuit (subnational entity), circuit. Its nickname is . Under the ''Engishiki'' classification system, ...

, in the

Kansai region The or the lies in the southern-central region of Japan's main island Honshū. The region includes the prefectures of Nara, Wakayama, Kyoto, Osaka, Hyōgo and Shiga, often also Mie, sometimes Fukui, Tokushima and Tottori. The metropol ...

of central

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 ...

. The domain was centered at Ōmizo ''jin'ya'', located in what is now the city of Takashima in

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 ...

History

Ōmizo Castle was built by Tsuda Nobuzumi, a retainer of

Akechi Mitsuhide , first called Jūbei from his clan and later from his title, was a Japanese ''samurai'' general of the Sengoku period. Mitsuhide was originally a bodyguard of the last Ashikaga shogunate, Ashikaga ''shōgun'' Ashikaga Yoshiaki and later, one of ...

around 1579. However, after the assassination of Nobunaga in 1582, he was executed as he was married to Akechi Mitsuhide's daughter and his territory was seized by

Toyotomi Hideyoshi , otherwise known as and , was a Japanese samurai and ''daimyō'' (feudal lord) of the late Sengoku period, Sengoku and Azuchi-Momoyama periods and regarded as the second "Great Unifier" of Japan.Richard Holmes, The World Atlas of Warfare: ...

. Under Hideyoshi, the castle passed through a number of hands with rapidity, including

Niwa Nagahide , also known as (), his other legal alias was (), was a Japanese samurai of the Sengoku through Azuchi-Momoyama periods of the 16th century. He served as senior retainer to the Oda clan, and was eventually a daimyō in his own right. Going o ...

, Kato Mitsuyasu,

Ikoma Chikamasa Ikoma Chikamasa (生駒親正, 1526 – March 25, 1603) was a Japanese ''daimyō'' during the Azuchi-Momoyama and Edo periods around the turn of the 17th century. His father was Ikoma Chikashige. Chikamasa was appointed one of the san-''chūr� ...

and

Kyōgoku Takatsugu was a ''daimyō'' (military feudal lord) of Ōmi Province and Wakasa Province during the late Sengoku period of History of Japan, Japan's history.Edmond Papinot, Papinot, Edmond. (2003)''Nobiliare du Japon'', pp. 27–28./ref> Biography His chi ...

. Ōmizo Domain was established by the

when Wakebe Mitsunori was transferred from Iga-Ueno Domain and assigned a ''

kokudaka refers to a system for determining land value for taxation purposes under the Tokugawa shogunate of Edo-period Japan, and expressing this value in terms of ''koku'' of rice. Nussbaum, Louis-Frédéric. (2005)"Koku"in ''Japan Encyclopedia'', p. 5 ...

'' of 20,0000 ''

koku The is a Chinese-based Japanese unit of volume. One koku is equivalent to 10 or approximately , or about of rice. It converts, in turn, to 100 shō and 1,000 gō. One ''gō'' is the traditional volume of a single serving of rice (before co ...

'' in 1619. The Wakebe were local gentry from

Ise Province was a province of Japan in the area of Japan that is today includes most of modern Mie Prefecture. Ise bordered on Iga, Kii, Mino, Ōmi, Owari, Shima, and Yamato Provinces. Its abbreviated form name was . History The name of Ise appears ...

who had supported

Tokugawa Ieyasu Tokugawa Ieyasu (born Matsudaira Takechiyo; 31 January 1543 – 1 June 1616) was the founder and first ''shōgun'' of the Tokugawa shogunate of Japan, which ruled from 1603 until the Meiji Restoration in 1868. He was the third of the three "Gr ...

at the

Battle of Sekigahara The Battle of Sekigahara (Shinjitai: ; Kyūjitai: , Hepburn romanization: ''Sekigahara no Tatakai'') was an important battle in Japan which occurred on October 21, 1600 (Keichō 5, 15th day of the 9th month) in what is now Gifu Prefecture, ...

. As his status did not allow for a castle, the existing Ōmizo Castle was destroyed, leaving only the outer San-no-maru Bailey, upon which he constructed a ''

jin'ya A was a type of administrative headquarters in the Tokugawa Shogunate during the Edo period of Japanese history. ''Jin'ya'' served as the seat of the administration for a small domain, a province, or additional parcels of land. ''Jin'ya'' ho ...

''. He also laid out the surrounding ''

jōkamachi The were centres of the domains of the feudal lords in medieval Japan. The ''jōkamachi'' represented the new, concentrated military power of the daimyo in which the formerly decentralized defence resources were concentrated around a single, cent ...

'' and served the shogunate as a magistrate at

Osaka Castle is a Japanese castle in Chūō-ku, Osaka, Chūō-ku, Osaka, Japan. The castle is one of Japan's most famous landmarks and played a major role in the unification of Japan during the sixteenth century of the Azuchi–Momoyama period. Layout Th ...

and at

Mount Hiei is a mountain to the northeast of Kyoto, lying on the border between the Kyoto and Shiga Prefectures, Japan. The temple of Enryaku-ji, the first outpost of the Japanese Tendai (Chin. Tiantai) sect of Buddhism, was founded atop Mount Hiei by ...

. He was succeeded by his son, Wakebe Yoshiharu who, in 1658, killed his wife's uncle Ikeda Nagashige over a trivial argument, and succumbed to his own wounds the following day. His son, Wakebe Yoshitaka died at the age of 20 without heir. To avoid

attainder In English criminal law, attainder was the metaphorical "stain" or "corruption of blood" which arose from being condemned for a serious capital crime (felony or treason). It entailed losing not only one's life, property and hereditary titles, but ...

, the clan turned to

Ikeda Nobumasa Ikeda may refer to: * Ikeda (surname), a Japanese surname * Ikeda (comics), a character in ''Usagi Yojimbo'' * Ikeda clan, a Japanese clan * Ikeda map, chaotic attractor * ''Ikeda'' (annelid) a genus of the family Ikedidae * Ikeda, a Brazilian e- ...

, ''

daimyō were powerful Japanese magnates, feudal lords who, from the 10th century to the early Meiji era, Meiji period in the middle 19th century, ruled most of Japan from their vast hereditary land holdings. They were subordinate to the shogun and no ...

'' of Bitchu-Matsuyama Domain (who was a relative of Yoshitaka's mother) for an heir. They were sent his third son, who became Wakebe Nobumasa. However, the domain's finances were always in a precarious situation and due to frequent floods and crop failures, especially in 1669 and 1676, the domain often had to apply to the shogunate for assistance or exemption from its '' sankin kōtai'' obligation. The domain was often assigned then post of ''Osaka kaban'', which was also a serious drain on its resources. Although the 8th ''daimyō'', Wakebe Mitsuzane, attempted to implement a five-year plan of fiscal reforms, he was ultimately unsuccessful. During the

Bakumatsu period were the final years of the Edo period when the Tokugawa shogunate ended. Between 1853 and 1867, under foreign diplomatic and military pressure, Japan ended its isolationist foreign policy known as and changed from a feudal Tokugawa shogunat ...

, the 11th ''daimyō'', Wakebe Mitsusada was assigned to the guard of

Emperor Kōmei Osahito (22 July 1831 – 30 January 1867), posthumously honored as Emperor Kōmei, was the 121st emperor of Japan, according to the List of Emperors of Japan, traditional order of succession.Imperial Household Agency (''Kunaichō'')孝明天皇 ...

Kyoto Kyoto ( or ; Japanese language, Japanese: , ''Kyōto'' ), officially , is the capital city of Kyoto Prefecture in the Kansai region of Japan's largest and most populous island of Honshu. , the city had a population of 1.46 million, making it t ...

. The domain sided with the imperial cause in the

Boshin War The , sometimes known as the Japanese Revolution or Japanese Civil War, was a civil war in Japan fought from 1868 to 1869 between forces of the ruling Tokugawa shogunate and a coalition seeking to seize political power in the name of the Impe ...

and he died in 1870, just before he could be appointed imperial governor of Ōmizo. The final ''daimyō'', Wakebe Mitsunori died on November 29, 1944, and was one of the last surviving ''daimyō'' (along with Hayashi Tadataka of

Jōzai Domain was a Han (Japan), feudal domain under the Tokugawa shogunate of Edo period Japan, located in Kazusa Province (modern-day Chiba Prefecture), Japan. The domain was centered on Manube jin’ya, in what is now the city of Kisarazu, Chiba. It was rul ...

and Asano Nagakoto of

Hiroshima Domain The was a large domain that owned all of Aki Province and half of Bingo Province. It occupies most of current Hiroshima Prefecture. The domain office was located at Hiroshima Castle in Sato District, Aki Province (renamed Numata District in 1 ...

). Wakebe Mitsunori outlined Hayashi and Asano; however, he succeeded to his title after the formal position of ''daimyō'' had been abolished, and his formal title was that of rather than ''daimyō''. These circumstances lead historians to consider Hayashi Tadataka of the Jōzai Domain to have been last surviving daimyō. Ōmizo was incorporated into Ōtsu prefecture, which subsequently became part of Shiga Prefecture.

Bakumatsu period holdings

As with most domains in the

han system (, "domain") is a Japanese historical term for the Estate (land), estate of a daimyo in the Edo period (1603–1868) and early Meiji (era), Meiji period (1868–1912).Louis Frédéric, Nussbaum, Louis-Frédéric. (2005)"Han"in ''Japan Encycloped ...

, Ōmizo Domain consisted of a discontinuous territories calculated to provide the assigned ''

'', based on periodic

cadastral A cadastre or cadaster ( ) is a comprehensive recording of the real estate or real property's metes and bounds, metes-and-bounds of a country.Jo Henssen, ''Basic Principles of the Main Cadastral Systems in the World,'/ref> Often it is represente ...

surveys and projected agricultural yields.Elison, George and Bardwell L. Smith (1987)
''Warlords, Artists, & Commoners: Japan in the Sixteenth Century,'' p. 18
*

**4 villages in Yasu District **33 villages in Takashima District

List of daimyō

Wakebe clan ('' Tozama'') 1619-1871

References

*''The content of this article was largely derived from that of the corresponding article on Japanese Wikipedia.'' * *

Notes