was a town located in Shimomashiki District, Kumamoto Prefecture, Japan.
In 2003, the town had an estimated population of 7,409 and a population density of . The total area was .
On November 1, 2004, Tomochi, along with the town of Chūō (also in Shimomashiki District), was merged to create the town of Misato and no longer exists as an independent municipality.[1]