is a district

Districts of Japan

The was most recently used as an administrative unit in Japan between 1878 and 1921 and is roughly equivalent to the county of the United States, ranking at the level below prefecture and above city, town or village. As of 2008, cities belong directly to prefectures and are independent from...

 located in Aomori Prefecture

Aomori Prefecture

is a prefecture of Japan located in the Tōhoku Region. The capital is the city of Aomori.- History :Until the Meiji Restoration, the area of Aomori prefecture was known as Mutsu Province....

, Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

. It occupies the southeast corner of the prefecture, bordering Iwate Prefecture

Iwate Prefecture

is the second largest prefecture of Japan after Hokkaido. It is located in the Tōhoku region of Honshū island and contains the island's easternmost point. The capital is Morioka. Iwate has the lowest population density of any prefecture outside Hokkaido...

.

As of 2010, the district has an estimated population

Population

A population is all the organisms that both belong to the same group or species and live in the same geographical area. The area that is used to define a sexual population is such that inter-breeding is possible between any pair within the area and more probable than cross-breeding with individuals...

 of 73,955 and a density

Population density

Population density is a measurement of population per unit area or unit volume. It is frequently applied to living organisms, and particularly to humans...

 of 76.3 persons per km². The total area was 969.38 km².

Towns and villages

The district currently consists of five towns and one village. The city of Hachinohe

Hachinohe, Aomori

- Neighbouring municipalities :Aomori Prefecture*Sannohe District**Hashikami**Gonohe**Nanbu*Kamikita District**OiraseIwate Prefecture*Karumai-History:...

 was formerly part of the district.

• Sannohe
  Sannohe, Aomori
  is a town located in the Sannohe District of southeastern Aomori Prefecture in the Tōhoku region of Japan. As of 2009, the town had an estimated population of 11,426 and a density of 75.4 persons per km². Its total area was 151.55.91 km².-Geography:...
  
  
• Nanbu
  Nanbu, Aomori
  is a town located in the Sannohe District of southeastern Aomori Prefecture in the Tōhoku region of Japan. As of 2009, the town had an estimated population of 20,381 and a density of 133 persons per km². Its total area was 153.150 km².-Geography:...
  
  
• Gonohe
  Gonohe, Aomori
  is a town located in Sannohe District, Aomori, Japan. Gonohe Town is located in the north-eastern part of Sannohe-gun, approximately 16 kilometres west of Hachinohe City and 10 kilometres southeast of Towada City. The town is adjacent to Hachinohe City to the east, Shingo Village to the west, Nanbu...
  
  
• Takko
  Takko, Aomori
  is a town located in the Sannohe District of southeastern Aomori Prefecture in the Tōhoku region of Japan. As of 2009, the town had an estimated population of 6,313 and a density of 26.1 persons per km². Its total area was 242.10 km².-Geography:...
  
  
• Hashikami
  Hashikami, Aomori
  is a town located in the Sannohe District of southeastern Aomori Prefecture in the Tōhoku region of Japan. As of 2009, the town had an estimated population of 14,978 and a density of 159 persons per km². Its total area was 93.91 km².-Geography:...
  
  
• Shingō
  Shingo, Aomori
  is a village located in the Sannohe District of south-central Aomori Prefecture in the Tōhoku region of Japan. As of 2009, the village had an estimated population of 2,830 and a density of 18.8 persons per km². Its total area was 150.85 km²...
  
  

History

During the Edo period

Edo period

The , or , is a division of Japanese history which was ruled by the shoguns of the Tokugawa family, running from 1603 to 1868. The political entity of this period was the Tokugawa shogunate....

, the area was part of the Morioka han

Morioka Domain

The was a han or feudal domain that encompasses present-day the middle-northern part of Iwate Prefecture and eastern part of Aomori Prefecture. It is sometimes colloquially called . The domain was tozama daimyo and was governed by the Satake clan. Its income was 100,000...

 feudal domain

Han (Japan)

The or domain was the name of the estate belonging to a warrior in Japan after the 17th century. The fiefs of the daimyos of the samurai class of Japan during the Edo period were called han.-Edo period:...

 of the Nambu clan, with portions belonging to Hachinohe Domain

Hachinohe Domain

' was a tozama feudal domain of Edo period　Japan, located in Mutsu Province, Honshū. Its territory included 41 villages in Sannohe District, 38 villages in Kunohe District, and 4 villages in Shiwa District, with a total revenue of 22,000 koku...

 and Shichinohe Domain

Shichinohe Domain

' was a tozama feudal domain of Edo period　Japan, located in Mutsu Province, Honshū. Its territory was roughly equivalent to the areas covered by modern-day town of Shichinohe in Aomori Prefecture...

.

The Nambu clan sided with the Ōuetsu Reppan Dōmei

Ouetsu Reppan Domei

-External links:**...

 during the Boshin War

Boshin War

The was a civil war in Japan, fought from 1868 to 1869 between forces of the ruling Tokugawa shogunate and those seeking to return political power to the imperial court....

 of the Meiji Restoration

Meiji Restoration

The , also known as the Meiji Ishin, Revolution, Reform or Renewal, was a chain of events that restored imperial rule to Japan in 1868...

 and were punished by the new Meiji government by loss of their northern territories. In November 1869, large portions of Kita-gun (Shimokita

Shimokita District, Aomori

is a district located in Aomori Prefecture, Japan. It occupies most of the northern handle of Shimokita Peninsula with the exception of Mutsu City and contains the most northern point on the island of Honshū...

 and Kamikita

Kamikita District, Aomori

is a district located in Aomori Prefecture, Japan. It occupies the east-central portion of the prefecture, south of Shimokita Peninsula.As of 2010, the district has an estimated population of 100,526 and a density of 78.5 persons per km². The total area was 1281.05 km².- Towns and villages...

) and Sannohe District became part of the newly created , a 30,000 koku

Koku

The is a Japanese unit of volume, equal to ten cubic shaku. In this definition, 3.5937 koku equal one cubic metre, i.e. 1 koku is approximately 278.3 litres. The koku was originally defined as a quantity of rice, historically defined as enough rice to feed one person for one year...

 holding created to resettle the dispossessed Matsudaira clan

Matsudaira clan

The was a Japanese samurai clan that claimed descent from the Minamoto clan. It first originated in and took its name from Matsudaira village, in Mikawa Province . Over the course of its history, the clan produced many branches, most of which also centered around Mikawa Province...

 from Aizu-Wakamatsu. In July 1871, with the abolition of the han system

Abolition of the han system

The was an act, in 1871, of the new Meiji government of the Empire of Japan to replace the traditional feudal domain system and to introduce centralized government authority . This process marked the culmination of the Meiji Restoration in that all daimyo were required to return their authority...

, Tonami Domain became Tonami Prefecture, and was merged into the newly-created Aomori Prefecture in September 1871.

During the early Meiji period

Meiji period

The , also known as the Meiji era, is a Japanese era which extended from September 1868 through July 1912. This period represents the first half of the Empire of Japan.- Meiji Restoration and the emperor :...

 cadastral reform of April 1, 1889, the district was reorganized into two towns and 31 villages.

pre-1889	April 1, 1889	1889 - 1949	1950- 1989		1989 - present	present
	Hachinohe Town	July 1, 1901 Hachinohe Town	May 1, 1929 Hachinohe City	Hachinohe City	Hachinohe City	Hachinohe City	Hachinohe City	Hachinohe Hachinohe, Aomori - Neighbouring municipalities :Aomori Prefecture*Sannohe District**Hashikami**Gonohe**Nanbu*Kamikita District**OiraseIwate Prefecture*Karumai-History:...
	Choja Village
	Konakano Village	November 10, 1924 Konakano Town
	Minato Village	November 10, 1924 Minato Town
	Same Village	Same Village
	Shimonaganawashiro Village	Shimonaganawashiro Village	April 1, 1942 merged with Hachinohe City
	Korekawa Village	Korekawa Village	Korekawa Village	December 1, 1954 merged with Hachinohe City
	Ichikawa Village	Ichikawa Village	Ichikawa Village	Ichikawa Village	April 1, 1955 merged with Hachinohe City
	Tachi Village	Tachi Village	Tachi Village	Tachi Village
	Kaminaganawashiro Village	Kaminaganawashiro Village	Kaminaganawashiro Village	Kaminaganawashiro Village
	Toyosaki Village	Toyosaki Village	Toyosaki Village	Toyosaki Village	October 20, 1955 merged with Hachinohe City
	Odate Village	Odate Village	Odate Village	Odate Village	September 10, 1958 merged with Hachinohe City
	Shimamori Village	Shimamori Village	Shimamori Village	Shimamori Village	March 31, 1957 Nango Village		March 31, 2005 merged with Hachinohe City
	Nakazawa Village	Nakazawa Village	Nakazawa Village	Nakazawa Village
	Hashikami Village	Hashikami Village	Hashikami Village	Hashikami Village	May 1, 1980 Hashikami Town		Hashigami Town	Hashigami Town
	Tanabe Village	Tanabe Village	Tanabe Village	Tanabe Village	April 1, 1955 Fukuchi Village		January 1, 2006 Nambu Town	Nambu Town
	Jibiki Village	Jibiki Village	Jibiki Village	Jibiki Village
	Nakui Village	Nakui Village	Nakui Village	Nakui Village	July 20, 1955 Nakui Town
	Kitagawa Village	Kitagawa Village	Kitagawa Village	Kitagawa Village
	Hirasaki Village	Hirasaki Village	Hirasaki Village	Hirasaki Village	April 20, 1955 Nanbu Village	February 11, 1959 Nanbu Town
	Muko Village	Muko Village	Muko Village	Muko Village
	Kuraishi Village	Kuraishi Village	Kuraishi Village	Kuraishi Village	Kuraishi Village		July 1, 2004 merged with Gonohe Town	Gonohe Town
	Gonohe Village	November 1, 1915 Gonohe Town	Gonohe Town	Gonohe Town	July 1, 1955 Gonohe Town	Gonohe Town	Gonohe Town
	Kawauchi Village	Kawauchi Village	Kawauchi Village	Kawauchi Village
	Asada Village	Asada Village	Asada Village	Asada Village
	Nozawa Village	Nozawa Village	Nozawa Village	Nozawa Village	July 29, 1955 merged with Gonohe Town （Tekurabashi）
					July 29, 1955 Shingo Village （Nishikoshi）	Shingo Village	Shingo Village	Shingo Village
	Herai Village	Herai Village	Herai Village	Herai Village	July 29, 1955 Shingo Village
	Sannohe Town	Sannohe Town	Sannohe Town	Sannohe Town	March 20, 1955 Sannohe Town		Sannohe Town	Sannohe Town
	Sarube Village	Sarube Village	Sarube Village	Sarube Village
	Tonai Village	Tonai Village	Tonai Village	Tonai Village
	Tomesaki Village	Tomesaki Village	Tomesaki Village	Tomesaki Village
	Takko Village	Takko Village	November 10, 1928 Takko Town	Takko Town	March 1, 1955 Takko Town		Takko Town	Takko Town
	Kamigo Village	Kamigo Village	Kamigo Village	Kamigo Village