is a district located in Nagano Prefecture, Japan.
As of 2011, the district has an estimated population of 23,774 with a density of 84.11 persons per km<sup>2</sup>. The total area is 282.65 km<sup>2</sup>.
Municipalities
The district consists of two towns and one village:
- Iizuna
- Ogawa
- Shinano
;Notes:
History
thumb|320px|right|Map showing original extent of Kamiminochi District in [[Nagano Prefecture:<br /><br />* yellow - areas formerly within the district borders during the early Meiji period<br /> ]]
260px|thumb|right|Colored areas are in this district.
District Timeline
Recent mergers
- On January 1, 2005 - The town of Toyono and the villages of Togakushi and Kinasa were merged into the expanded city of Nagano.
- On October 1, 2005 - The villages of Mure and Samizu were merged to form the new town of Iizuna.
- On January 1, 2010 - The town of Shinshūshinmachi and the village of Nakajō were merged into the expanded city of Nagano.
