was a town located in Nishiyatsushiro District, Yamanashi Prefecture, Japan.
As of 2003, the town had an estimated population of 4,047 and a population density of 137.33 persons per km2. The total area was 29.47 km2.
On October 1, 2005, Mitama, along with the towns of Ichikawadaimon and Rokugō (all from Nishiyatsushiro District), was merged to create the town of Ichikawamisato.[1]