Kisai, Saitama

Kisai (騎西町) was a town located in Kitasaitama District, Saitama Prefecture, Japan.

As of 2003, the town had an estimated population of 20,105 and a density of 702.97 persons per km2. The total area was 28.60 km2.

On March 23, 2010, Kisai, along with the towns of Kitakawabe and Ōtone (all from Kitasaitama District), was merged into the expanded city of Kazo. Kitasaitama District was dissolved as a result of this merger.