Ohzano Dam is an earthfill dam located in Fukuoka Prefecture in Japan.

The catchment area of the dam is 1.3 km2.

The dam impounds about 3 ha of land when full and can store 195 thousand cubic meters of water.

The construction of the dam was started on 1970 and completed in 1974.

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