Chiisagata District, Nagano

is a district located in Nagano Prefecture, Japan.

As of February 1, 2006, the district has an estimated population of 12,039 with a density 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, 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

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Districts in Nagano Prefecture