Seibu Dam (Japanese: 西部ダム) is an earthfill dam located in Kagoshima Prefecture in Japan.

The dam is used for irrigation.

At full storage, the dam's surface area reaches about 3 ha of land and can store 155 thousand cubic meters of water.

The construction of the dam was completed in 1968.

This article about a dam or floodgate on Kyushu, Japan is a stub.