thumb|Map of Hase, Nagano
was a village located in Kamiina District, Nagano Prefecture, Japan.
As of 2003, the village had an estimated population of 2,198 and a density of 6.85 persons per km<sup>2</sup>. The total area was 320.81 km<sup>2</sup>.
On March 31, 2006, Hase, along with the town of Takatō (also from Kamiina District), was merged into the expanded city of Ina.