Iwasaka Dam (Japanese: 岩坂ダム) is an earthfill dam located in Ishikawa Prefecture in Japan.

The dam is used for flood control and irrigation.

The dam impounds about 12 ha of land when full and can store 850 thousand cubic meters of water.

The construction of the dam was started on 1972 and completed in 1984.

This article about a dam or floodgate in Chūbu region of Honshu, Japan is a stub.