is one of the 18 wards of the city of

Yokohama is the List of cities in Japan, second-largest city in Japan by population as well as by area, and the country's most populous Municipalities of Japan, municipality. It is the capital and most populous city in Kanagawa Prefecture, with a popu ...

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 ...

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 ...

. As of 2010, the ward had an estimated

population Population is a set of humans or other organisms in a given region or area. Governments conduct a census to quantify the resident population size within a given jurisdiction. The term is also applied to non-human animals, microorganisms, and pl ...

of 126,839 and a

density Density (volumetric mass density or specific mass) is the ratio of a substance's mass to its volume. The symbol most often used for density is ''ρ'' (the lower case Greek letter rho), although the Latin letter ''D'' (or ''d'') can also be u ...

of 7,390 persons per km². The total area was 17.16 km².

Geography

Seya Ward is located in eastern Kanagawa Prefecture, and on the northwestern borders of the city of Yokohama. The area is largely flatland, with scattered small hills.

Surrounding municipalities

* Asahi Ward * Midori Ward * Izumi Ward *

Yamato, Kanagawa is a city located in central Kanagawa Prefecture, Japan. , the city had an estimated population of 244,113 and a population density of 9000 persons per km². The total area of the city is . Geography Yamato is located approximately 40 to 50 kil ...

Machida, Tokyo is a Cities of Japan, city located in West Tokyo, the western portion of the Tokyo Metropolis, Japan. , the city had an estimated population of 428,851, and a population density of 6,000 persons per km2. The total area of the city was . Due to ...

History

The area around present-day Seya Ward has been inhabited continuously for thousands of years. Archaeologists have found stone tools from the

Japanese Paleolithic The is the period of human inhabitation in Japan predating the development of pottery, generally before 10,000 BC. The starting dates commonly given to this period are from around 40,000 BC, with recent authors suggesting that there is good evi ...

period and ceramic shards from the

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 ...

, house ruins from the

Yayoi period The Yayoi period (弥生時代, ''Yayoi jidai'') (c. 300 BC – 300 AD) is one of the major historical periods of the Japanese archipelago. It is generally defined as the era between the beginning of food production in Japan and the emergence o ...

and tombs from the

Kofun period The is an era in the history of Japan from about 300 to 538 AD (the date of the introduction of Buddhism), following the Yayoi period. The Kofun and the subsequent Asuka periods are sometimes collectively called the Yamato period. This period is ...

at numerous locations in the area. Under the

Nara period The of the history of Japan covers the years from 710 to 794. Empress Genmei established the capital of Heijō-kyō (present-day Nara). Except for a five-year period (740–745), when the capital was briefly moved again, it remained the capita ...

Ritsuryō is the historical Japanese legal system, legal system based on the philosophies of Confucianism and Legalism (Chinese philosophy), Chinese Legalism in Feudal Japan. The political system in accord to Ritsuryō is called "Ritsuryō-sei" (). ''Kya ...

system, it became part of Kamakura District in

Sagami Province was a Provinces of Japan, province of Japan located in what is today the central and western Kanagawa Prefecture.Louis-Frédéric, Nussbaum, Louis-Frédéric. (2005). "''Kanagawa''" at . Sagami Province bordered the provinces of Izu Province, Izu ...

. By the

Kamakura period The is a period of History of Japan, Japanese history that marks the governance by the Kamakura shogunate, officially established in 1192 in Kamakura, Kanagawa, Kamakura by the first ''shōgun'' Minamoto no Yoritomo after the conclusion of the G ...

, parts of Seya were part of a ''

shōen A was a field or Manorialism, manor in Japan. The Japanese language, Japanese term comes from the Tang dynasty Chinese language, Chinese term "莊園" (Mandarin: ''zhuāngyuán'', Cantonese: ''zong1 jyun4''). Shōen, from about the 8th to th ...

'' which supported the

Shinto shrine A Stuart D. B. Picken, 1994. p. xxiii is a structure whose main purpose is to house ("enshrine") one or more kami, , the deities of the Shinto religion. The Also called the . is where a shrine's patron is or are enshrined.Iwanami Japanese dic ...

Tsurugaoka Hachimangū is the most important Shinto shrine in the city of Kamakura, Kanagawa, Kamakura, Kanagawa Prefecture, Japan. The shrine is a cultural center of the city of Kamakura and serves as the venue of many of its most important festivals with two museum ...

. The ''Kamakura-kaidō'', a highway linking Kamakura with the provinces in northern Japan also passed through the area. During the

Muromachi period The , also known as the , is a division of Japanese history running from approximately 1336 to 1573. The period marks the governance of the Muromachi or Ashikaga shogunate ( or ), which was officially established in 1338 by the first Muromachi ...

, Seya was a contested territory between the competing

Uesugi clan The is a Japanese samurai clan which was at its peak one of the most powerful during the Muromachi period, Muromachi and Sengoku periods (14th to 17th centuries).Georges Appert, Appert, Georges. (1888) ''Ancien Japon,'' p. 79./ref> At its heigh ...

and

Ashikaga clan The was a Japanese samurai Japanese clans, clan and dynasty which established the Ashikaga shogunate and ruled History of Japan, Japan from roughly 1333 to 1573. The Ashikaga were descended from a branch of the Minamoto clan, deriving originall ...

until the area was seized by the

Later Hōjō clan The was one of the most powerful samurai families in Japan in the Sengoku period and held domains primarily in the Kantō region. Their last name was simply , but were called "Later Hōjō" to differentiate between the earlier Hōjō clan who h ...

from

Odawara is a Cities of Japan, city in Kanagawa Prefecture, Japan. , the city had an estimated population of 188,482 and a population density of 1,700 persons per km2. The total area of the city is . Geography Odawara lies in the Ashigara Plains, in ...

in the late

Sengoku period The was the period in History of Japan, Japanese history in which civil wars and social upheavals took place almost continuously in the 15th and 16th centuries. The Kyōtoku incident (1454), Ōnin War (1467), or (1493) are generally chosen as th ...

. After the defeat of the Hōjō at the Battle of Odawara, the territory came under the control of

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 ...

. It was administered as ''

tenryō 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 war ...

'' territory controlled directly by 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 ...

, but administered through various ''

hatamoto A was a high ranking samurai in the direct service of the Tokugawa shogunate of feudal Japan. While all three of the Shōgun, shogunates in History of Japan, Japanese history had official retainers, in the two preceding ones, they were referred ...

''. The area prospered in the

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 ...

as a post station on the ''Kamakura-kaidō'' and ''Nakahara-kaidō'' highways connecting

Edo Edo (), also romanized as Jedo, Yedo or Yeddo, is the former name of Tokyo. Edo, formerly a (castle town) centered on Edo Castle located in Musashi Province, became the '' de facto'' capital of Japan from 1603 as the seat of the Tokugawa shogu ...

with Kamakura and with the provinces of central Honshu. At times, Seya was administered by Totsuka-juku, Fujisawa-shuku, and towards 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 ...

came under the control of the Nirayama '' daikansho ''. After the

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 ...

, Seya was transferred to the short-lived Nirayama Prefecture, before becoming part of the new

in 1868. In the cadastral reform of April 1, 1889, the area was divided into several villages under Kamakura District. During the

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 ...

, the area was a center for

sericulture Sericulture, or silk farming, is the cultivation of silkworms to produce silk. Although there are several commercial species of silkworms, the caterpillar of the Bombyx mori, domestic silkmoth is the most widely used and intensively studied silkwo ...

. Seya suffered relatively little damage from the

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 ...

, with one fatality and 53 houses destroyed. The

Sagami Railway Main Line Sagami may refer to: * Sagami, an 11th-century ''waka'' poet *Sagami Province, an old province in Japan *Sagami River, a river in Kanagawa and Yamanashi *Sagami Bay, a bay south of Kanagawa Prefecture in Honshū *Sagami Line The is a railwa ...

connected the area with Yokohama in 1926. On April 1, 1939, Seya was annexed by the neighboring city of Yokohama, becoming part of Totsuka Ward. During

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 ...

, Seya hosted numerous military facilities, including munitions plants and training grounds. Seya Station was destroyed in an air strike in January 1945 and the populated areas were destroyed in a fire-bombing air raid by

USAAF The United States Army Air Forces (USAAF or AAF) was the major land-based aerial warfare service component of the United States Army and ''de facto'' aerial warfare service branch of the United States during and immediately after World War II ...

B-29 Superfortress The Boeing B-29 Superfortress is a retired American four-engined Propeller (aeronautics), propeller-driven heavy bomber, designed by Boeing and flown primarily by the United States during World War II and the Korean War. Named in allusion to ...

bombers on April 3, 1945. In the post-war period, a

USAF The United States Air Force (USAF) is the Air force, air service branch of the United States Department of Defense. It is one of the six United States Armed Forces and one of the eight uniformed services of the United States. Tracing its ori ...

B-57 Canberra The Martin B-57 Canberra is an American-built, twin-engined tactical bomber and reconnaissance aircraft that entered service with the United States Air Force (USAF) in 1953. The B-57 is a license-built version of the British English Electric ...

bomber based at nearby Atsugi Naval Air Facility crashed on October 27, 1957 with the loss of one civilian on the ground, and on November 27, 1961, an

F8U Crusader The Vought F-8 Crusader (originally F8U) is a single-engine, supersonic, carrier-based air superiority jet aircraft designed and produced by the American aircraft manufacturer Vought. It was the last American fighter that had guns as the primar ...

crashed in a residential area. In a major administrative reorganization of October 1, 1969, Totsuka-ku was divided, and Seya emerged as an independent ward within Yokohama.

Economy

Seya Ward is largely a regional commercial center and

bedroom community A commuter town is a populated area that is primarily residential rather than commercial or industrial. Routine travel from home to work and back is called commuting, which is where the term comes from. A commuter town may be called by many o ...

for central Yokohama and Tokyo. The industrial part has access to the Tōmei Highway, and there are a number of newspaper printing plants, chemical plants, and warehouse/transshipment centers. There is some residual agriculture in Seya, primarily livestock.

Transportation

Railroads

** - *The

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 ...

and

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 ...

pass through Seya Ward, but without any stations.

Highways

* Route 16 * Route 246

Education

Kanagawa Prefectural Board of Education The is the board of education for Kanagawa Prefecture in Japan. The board consists of six members; one of them is elected as the chair, and one of them is appointed by the board as the superintendent. The board administers municipal education an ...

operates prefectural senior high schools: * * Private secondary school: * operates municipal elementary schools and junior high schools. Junior high schools: *Azumano (東野) *Hara (原) *Minami-seya ( 南瀬谷) *Seya ( 瀬谷) *Shimoseya (下瀬谷) Elementary schools:
From this link
/ref> *Aizawa (相沢) *Akuwa ( 阿久和) *Daimon (大門) *Futatsubashi (二つ橋) *Hara ( 原) *Kami-seya (上瀬谷) *Minami-seya ( 南瀬谷) *Mitsukyō ( 三ツ境) *Seya ( 瀬谷) *Seya-Daini (No. 2) (瀬谷第二) *Seya-Sakura ( 瀬谷さくら) Additionally, Shinbashi Elementary School ( 新橋小学校), outside of Seya-ku, has an attendance zone including parts of Seya-ku.

Noted people from Seya

Kazue Itoh Kazue (written: 一恵, 一枝, 和恵, 和枝, 和永, 良恵 or かずえ in hiragana) is a feminine Japanese given name. Notable people with the name include: *, Japanese actress *, Japanese gymnast *, Japanese swimmer *, Japanese voice actress ...

, actress * Masahiko Kondō, singer, actor * Yuzo Kurihara, professional soccer player * Atsushi Mio, professional soccer player

References

* Kato, Yuzo. ''Yokohama Past and Present''. Yokohama City University (1990).

External links

Seya Ward Office

* {{Authority control Wards of Yokohama