is a

district A district is a type of administrative division that in some countries is managed by the local government. Across the world, areas known as "districts" vary greatly in size, spanning regions or county, counties, several municipality, municip ...

located in

Nagano Prefecture is a Landlocked country, landlocked Prefectures of Japan, prefecture of Japan located in the Chūbu region of Honshu. Nagano Prefecture has a population of 2,007,682 () and has a geographic area of . Nagano Prefecture borders Niigata Prefecture ...

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 February 1, 2006, 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 12,039 with 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 49.94 persons per km². The total area is now down to 241.04 km².

Municipalities

The district consists of one town and one village: * Aoki * Nagawa ;Notes:

History

District Timeline

* January 14, 1879 - Due to the district, ward, town and village status enforcement, the district seat was located at the town of Ueda. * April 1, 1889 - Due to enforcing the town and village status, Chiisagata District formed the towns of Ueda, Nagakuboshin, and Nagakubofuru, and 32 villages (3 towns, 32 villages) * October 30, 1912 - The village of Maruko gained town status. (4 towns, 31 villages) * May 1, 1919 - The town of Ueda gained city status which lasted until March 6, 2006. (3 towns, 31 villages) * September 10, 1921 - (-) The village of Sakashita merged into the city of Ueda. (3 towns, 30 villages) * September 1, 1949 - The villages of Higashishiota and Fujisan merged to form the village of Higashishiota. (3 towns, 29 villages) * October 1, 1953 - The village of Sagata gained town status and changed the name to Tanaka. (4 towns, 28 villages) * April 1, 1954 - (-) The villages of Shiojiri and Kawabe merged into the city of Ueda (4 towns, 26 villages) * October 1, 1954 - The villages of Higashiuchi and Nishiuchi merged into the town of Maruko (4 towns, 24 villages) * April 1, 1955 - The villages of Yoda and Nagase merged into the town of Maruko. (4 towns, 22 villages) * May 1, 1956 - The villages of Nishishiota, Bessho, Higashishiota, and Nakashiota merged to form the town of Shiota. (5 towns, 18 villages) * September 30, 1956 (4 towns, 11 villages) ** The town of Tanaka and the villages Netsu and Wa merged to form the town of Tōbu. ** The village of Toyosato and Tonoshiro merged to form the village of Toyotono. ** The towns of Nakakuboshin and Nakakubofuru and the village of Daimon merged to form the town of Nagato. ** (-) The villages of Kamigawa and Izumida merged into the city of Ueda. ** The village of Shiokawa merged into the town of Maruko * March 31, 1957 (4 towns, 10 villages) ** Parts of the village of Urazato merged into the village of Aoki. * *The village of Muroga and the remaining parts of the village of Urazaro merged to form the village of Kawanishi. * August 1, 1957 - (-) The village of Kamishina merged into the city of Ueda (4 towns, 9 villages) * April 1, 1958 - (-) The village of Toyotono merged into the city of Ueda (4 towns, 8 villages) * April 10, 1958 - The village of Shino merged into the town of Tōbu. (4 towns, 7 villages) * October 1, 1958 - The villages of Naga, Hoyo, and Motohara merged to form the town of Sanada. (5 towns, 4 villages) * April 1, 1959 - (-) Parts of the town of Tōbu was merged into the city of Komoro. * April 1, 1970 - (-) The town of Shiota was merged into the city of Ueda.(4 towns, 4 villages) * April 1, 1973 - (-) The village of Kawanishi was merged into the city of Ueda.(4 towns, 3 villages)

Recent mergers

* April 1, 2004 - (-) The town of Tōbu was merged with the village of Kitamimaki (from Kitasaku District) to form the new city of Tōmi. (3 towns, 3 villages) * October 1, 2005 - The town of Nagato and the village of Wada were merged to form the new town of Nagawa. (3 towns, 2 villages) * March 6, 2006 - (-) The towns of Maruko and

Sanada Sanada is a Japanese surname. Notable people with the surname include: * Asami Sanada (born 1977), Japanese voice actress *, Japanese shogi player * Juzo Sanada (1923–1994), Japanese baseball player * Hiroki Sanada (born 1984), Japanese baseb ...

, and the village of Takeshi were merged with the former city of Ueda to form the new city of Ueda. (1 town, 1 village)

Notes

* (+) - The district gained land. * (-) - The district lost land.

References

{{coord, 36.313762, N, 138.082867, E, type:landmark_source:itwiki, display=title Districts in Nagano Prefecture