Ikegawa (池川町 Ikegawa-chō) was a town located in Agawa District, Kōchi, Japan.
On August 1, 2005 Idegawa was merged with the village of Agawa, also from Agawa District, and the village of Niyodo, from Takaoka District, to form the new town of Niyodogawa and no longer exists as an independent municipality.
As of 2003, the town had an estimated population of 2,316 and a density of 16.23 persons per km². The total area was 142.68 km².