Fukumitsu (福光町; -machi) was a town located in Nishitonami District, Toyama, Japan.
On November 1, 2004 Fukumitsu was merged with the towns of Fukuno, Inami and Jōhana, and the villages of Inokuchi, Kamitaira, Taira and Toga, all from Higashitonami District, to form the new city of Nanto.
As of 2003, the town had an estimated population of 20,056 and a density of 119.35 persons per km². The total area was 168.05 km².