Toyohama (豊浜町; -cho) was a town located in Mitoyo District, Kagawa, Japan.
On October 11, 2005 Toyohama was merged with the town of Ōnohara, also from Mitoyo District, to form the new city of Kan'onji and no longer exists as an independent municipality.
As of 2003, the town had an estimated population of 8,774 and a density of 525.70 persons per km². The total area was 16.69 km².