is an

archaeological site An archaeological site is a place (or group of physical sites) in which evidence of past activity is preserved (either prehistoric or recorded history, historic or contemporary), and which has been, or may be, investigated using the discipline ...

consisting of a

Jōmon period In Japanese history, the is the time between , during which Japan was inhabited by the Jōmon people, a diverse hunter-gatherer and early agriculturalist population united by a common culture, which reached a considerable degree of sedentism an ...

Shell midden and the remains of an adjacent settlement located in what is now the town of

Shichigahama is a town located in Miyagi Prefecture, Japan. , the town had an estimated population of 18,447, and a population density of 1,400 persons per km2 in 6,681 households. The total area of the town is . Geography The town is situated on a penins ...

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 ...

in the

Tōhoku region The , Northeast region, , or consists of the northeastern portion of Honshu, the largest island of Japan. This traditional region consists of six prefectures (): Akita, Aomori, Fukushima, Iwate, Miyagi, and Yamagata. Tōhoku retains ...

of northern

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 ...

. Due to the quantity, quality and variety of artifacts discovered, it has become a

type site In archaeology, a type site (American English) or type-site (British English) is the site used to define a particular archaeological culture or other typological unit, which is often named after it. For example, discoveries at La Tène and H ...

for the dating of Jōmon period remains in the southern Tōhoku region. It has been protected by the central government as a National Historic Site since 1968.

Overview

During the early to middle Jōmon period (approximately 4000 to 2500 BC), sea levels were five to six meters higher than at present, and the ambient temperature was also 2 deg C higher. During this period, the Tōhoku region was inhabited by the

Jōmon people The Jōmon (縄文) were a prehistoric hunter-gatherer culture that inhabited the Japanese archipelago approximately between 14,000 BC and 300 BC. Both genetically and culturally, the Jōmon are among the earliest known ancestors of the modern ...

, many of whom lived in coastal settlements. The

midden A midden is an old dump for domestic waste. It may consist of animal bones, human excrement, botanical material, mollusc shells, potsherds, lithics (especially debitage), and other artifacts and ecofacts associated with past human oc ...

s associated with such settlements contain

bone A bone is a rigid organ that constitutes part of the skeleton in most vertebrate animals. Bones protect the various other organs of the body, produce red and white blood cells, store minerals, provide structure and support for the body, ...

, botanical material,

mollusc shell The mollusc (or mollusk) shell is typically a calcareous exoskeleton which encloses, supports and protects the soft parts of an animal in the phylum Mollusca, which includes snails, clams, tusk shells, and several other classes. Not all shelled ...

sherd This page is a glossary of archaeology, the study of the human past from material remains. A B C D E F ...

lithics Lithic may refer to: *Relating to stone tools ** Lithic analysis, the analysis of stone tools and other chipped stone artifacts ** Lithic core, the part of a stone which has had flakes removed from it ** Lithic flake, the portion of a rock removed ...

, and other artifacts and

ecofact In archaeology, a biofact (or ecofact) is any organic material including flora or fauna material found at an archaeological site that has not been technologically altered by humans yet still has cultural relevance. Biofacts can include but are n ...

s associated with the now-vanished inhabitants, and these

features Feature may refer to: Computing * Feature recognition, could be a hole, pocket, or notch * Feature (computer vision), could be an edge, corner or blob * Feature (machine learning), in statistics: individual measurable properties of the phenome ...

, provide a useful source into the

diet Diet may refer to: Food * Diet (nutrition), the sum of the food consumed by an organism or group * Dieting, the deliberate selection of food to control body weight or nutrient intake ** Diet food, foods that aid in creating a diet for weight loss ...

s and habits of Jōmon society. Most of these middens are found along the

Pacific coast Pacific coast may be used to reference any coastline that borders the Pacific Ocean. Geography Americas North America Countries on the western side of North America have a Pacific coast as their western or south-western border. One of th ...

of Japan, and the rocky

ria coast A ria (; , feminine noun derived from ''río'', river) is a coastal inlet formed by the partial submergence of an unglaciated river valley. It is a drowned river valley that remains open to the sea. Definitions Typically rias have a dendritic ...

was densely settled from the early through late Jōmon period. The Daigigakoi Shell Midden is located on the south shore of

Matsushima Bay is a group of islands in Miyagi Prefecture, Japan. There are some 260 tiny islands (''shima'') covered in pines (''matsu'') – hence the name – and it is considered to be one of the Three Views of Japan. Nearby cultural propertie ...

, at an elevation of approximately thirty-five meters from the present-day coastline. The midden is very large, extending for 270 meters east-west and 280 meters north-south, in a roughly horseshoe shape, indicating continuous usage over thousands of years. It is over two meters thick in places. In the central clearing, the remains of at least eight

pit dwelling A pit-house (or pit house, pithouse) is a house built in the ground and used for shelter. Besides providing shelter from the most extreme of weather conditions, this type of earth shelter may also be used to store food (just like a pantry, a lar ...

s have been found. A preliminary survey was conducted intermittently from 1917-1918, 1925 and 1927-1929. More comprehensive excavations were conducted in 1949, 1963 and 1965 by

Tohoku University is a public research university in Sendai, Miyagi, Japan. It is colloquially referred to as or . Established in 1907 as the third of the Imperial Universities, after the University of Tokyo and Kyoto University, it initially focused on sc ...

; and again from 1972-1981. Many of the artifacts found are housed in a local museum at the site. It is located about 10 minutes by car from Geba Station on the

JR East The is a major passenger railway company in Japan and the largest of the seven Japan Railways Group companies. The company name is officially abbreviated as JR-EAST or JR East in English, and as in Japanese. The company's headquarters are in ...

Senseki Line The is a railway line in Miyagi Prefecture, Japan, owned and operated by the East Japan Railway Company (JR East). It connects Aoba-dōri Station in Sendai to Ishinomaki Station in Ishinomaki, and provides access to the central coast areas of ...

References

External links

Shichigahama town office website

{{in lang, ja Shichigahama, Miyagi Jōmon-period shell middens History of Miyagi Prefecture Historic Sites of Japan Archaeological type sites Museums in Miyagi Prefecture

Overview

See also

References

External links