As of 2003, the village had an estimated population of 8,295 and a population density of 336.24 persons per km2. The total land area was 24.67 km2.
On April 1, 2005, Tatsuta, along with the towns of Saya and Saori, and the village of Hachikai (all from Ama District), was merged to create the city Aisai.[1]