Yanagawa Dam is an earthfill dam located in Chiba Prefecture in Japan.

The dam is used for flood control.

The dam impounds about 16 ha of land when full and can store 1720 thousand cubic meters of water.

The construction of the dam was started on 1989 and completed in 1998.

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