* List of Provinces of Japan >

Tōsandō is a Japanese geographical term. It means both an ancient division of the country and the main road running through it. It is part of the ''Gokishichidō'' system. It was situated along the central mountains of northern Honshu, specifically th ...

> Rikuchū Province > Shiwa District *

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 ...

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 ...

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 ...

> Shiwa District Map showing original extent of Shiwa District in Iwate Prefecture
District office is a

rural district A rural district was a type of local government area – now superseded – established at the end of the 19th century in England, Wales Wales ( ) is a Countries of the United Kingdom, country that is part of the United Kingdom. I ...

located in

. As of June 1, 2019, the district has 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 59,822 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 195 persons per km². The total area was 306.30 km². The district consists of two towns: * Shiwa * Yahaba

History

Under Mutsu Province

Shiwa District was one of the six districts of northern Mutsu Province (六奥郡) created in the early

Heian period The is the last division of classical Japanese history, running from 794 to 1185. It followed the Nara period, beginning when the 50th emperor, Emperor Kammu, moved the capital of Japan to Heian-kyō (modern Kyoto). means in Japanese. It is a ...

after the conquest of the

Kitakami River The is the fourth largest river in Japan and the largest in the Tōhoku region. It is long and drains an area of . page 793 It flows through mostly rural areas of Iwate Prefecture, Iwate and Miyagi Prefecture, Miyagi Prefectures of Japan, Pr ...

Valley from the

Emishi The were a group of people who lived in parts of northern Honshū in present-day Japan, especially in the Tōhoku region. The first mention of the Emishi in literature that can be corroborated with outside sources dates to the 5th century AD, ...

tribes by the Japanese army led by General Sakanoue no Tamuramaro. The districts were named by

Emperor Heizei , also known as ''Heijō-tennō'', was the 51st emperor of Japan, Emperor Heizei, Yamamomo Imperial Mausoleum, Imperial Household Agency according to the traditional order of succession. Heizei's reign lasted from 806 to 809. Traditional nar ...

. Shiwa District was part of the northern border of Japan until the Enkyu-Emishi War of 1070, which extended the frontier to the northern coast of Honshu. As with the rest of the region, the early history of Shiwa District is uncertain as are its borders, as Shiwa Castle is located in what is now Iwate District, indication that Shiwa District was originally much larger than its present area. The area came to be ruled by the

Abe clan The was one of the oldest of the major Japanese clans (''uji''); and the clan retained its prominence during the Sengoku period and the Edo period.Meyer, Eva-Maria"Gouverneure von Kyôto in der Edo-Zeit." Universität Tübingen (in German). Th ...

until the Former Nine Years War (1051-1063), followed by the

Kiyohara clan The was a powerful clan of the far north of Japan during the Heian period, descended from Prince Toneri, son of Emperor Tenmu (631–686). Kiyohara no Fusanori (9th century) had two sons: the elder was the ancestor of the samurai branch fam ...

until the

Gosannen War The Gosannen War (後三年合戦, ''gosannen kassen''), also known as the Later Three-Year War, was fought in the late 1080s in Japan's Mutsu Province on the island of Honshū. History The Gosannen War was part of a long struggle for power ...

(1083-1089) and the

Northern Fujiwara The Northern Fujiwara (奥州藤原氏 ''Ōshū Fujiwara-shi'') were a Japanese noble family that ruled the Tōhoku region (the northeast of Honshū) of Japan during the 12th century as their own realm.

until 1189. 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 ...

, the area was claimed by the

Nanbu clan The was a Japanese clan, Japanese samurai clan who ruled most of northeastern Honshū in the Tōhoku region of Japan for over 700 years, from the Kamakura period through the Meiji Restoration of 1868. The Nanbu claimed descent from the Seiwa Ge ...

of northern Mutsu, but was ruled by the local Shiba clan until that clan was destroyed by the Nanbu in 1588. 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 ...

, Shiwa county consisted of 71 villages under the control of

Morioka Domain 300px, Ruins of Morioka Castle was a '' tozama'' feudal domain of Edo period Japan. It was ruled throughout its history by the Nanbu clan. It was called during the early part of its history. It was located in northern Mutsu Province, Honshū ...

and 4 villages under the control of Hachinohe Domain.

Early Meiji period

Following 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 ...

, Shiwa District came under Rikuchū Province and became part of Morioka Prefecture in 1871, with the exception of 4 villages which briefly became an exclave of Hachinohe Prefecture until absorbed into Morioka Prefecture as Shiwa Village a few months later. Morioka Prefecture became Iwate Prefecture in 1872.

District Timeline

*1955 - Kemuyama, Fudō and Tiokuda merge to form Yahaba village *1955 - Iioka, Minae and Otobe merge to form Tonan village *1955 - Hizume, Furudate, Mizuwake, Shiwa, Akaishi, Hikobe, Sahinai, Akasawa, Nagaoka merge to form Shiwa town *1992 - The village of Tonan merged into the city of

Morioka is the capital Cities of Japan, city of Iwate Prefecture located in the Tōhoku region of northern Japan. On 1 August 2023, the city had an estimated population of 283,981 in 132,719 households, and a population density of . The total area of t ...

References

Districts in Iwate Prefecture {{Iwate-geo-stub Rikuchu Province