Kawarago Dam (Japanese: 川原子ダム) is an earthfill dam located in Miyagi Prefecture in Japan.

The catchment area of the dam is 11 km2.

The dam impounds about 30 ha of land when full and can store 2333 thousand cubic meters of water.

The construction of the dam was completed in 1969.

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