The Uzushio class submarine (Whirlpools) was a class of submarine, in service with Japanese Maritime Self Defense Force which was the first generation of the teardrop type submarine that values the underwater performance again of the conventional type ship type to the Asashio class submarine. 7 from 1967 fiscal year was built with the third defense plan. The eighth 49 fiscal year warship was discontinued and construction was discontinued because of the construction expense sudden rise with oil crisis though eight was planned at first.Many were converted to training submarines (ATSS) towards the end of their lives.