Kasari (笠利町 Kasari-chō?) was a town located on Amami Ōshima in Ōshima District, Kagoshima Prefecture, Japan.
As of 2003, the town had an estimated population of 6,856 and a density of 113.83 persons per km². The total area was 60.23 km².
On March 20, 2006, Kasari, along with the city of Naze, and the village of Sumiyō (also from Ōshima District), was merged to create the city of Amami.