Bōnotsu (坊津町 Bōnotsu-chō?) was a town located in Kawanabe District, Kagoshima Prefecture, Japan.
As of 2003, the town had an estimated population of 4,387 and the density of 113.62 persons per km². The total area was 38.61 km².
On November 7, 2005, Bōnotsu, along with the city of Kaseda, the town of Kinpō (from Hioki District), and the towns of Kasasa and Ōura (all from Kawanabe District), was merged to create the city of Minamisatsuma and no longer exists as an independent municipality.