Kozai Dam is an arch dam located in Tokushima prefecture in Japan. The dam is used for flood control and irrigation. The catchment area of the dam is 0.1 km². The dam impounds about 1 ha of land when full and can store 21 thousand cubic meters of water. The construction of the dam was completed in 1954.[1]

Kozai Dam
Location of Kozai Dam in Japan
Location	Tokushima Prefecture, Japan
Coordinates	34°6′50″N 134°17′09″E
Opening date	1954
Dam and spillways
Height	16.8m
Length	37.5m
Reservoir
Total capacity	21 thousand cubic meters
Catchment area	0.1 sq. km
Surface area	1 hectares

References

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