Chiisagata District, Nagano

Chiisagata (小県郡 Chiisagata-gun) is a district located in Nagano Prefecture, Japan.

Population

As of February 1, 2006, the district has an estimated population of 12,039. The total area is now down to 241.04 km².

There are only one town and one village left in the district: Aoki and Nagawa.

History

• 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, 30 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)
• April 1, 2004 - (-) The town of Tōbu 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 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 merged with the city of Ueda to create the new city of Ueda.(1 town, 1 village)

Notes

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

Coordinates: 36°18′50″N 138°04′58″E / 36.313762°N 138.082867°E