Japanese cruiser attacked by American submarine according to the U.S. Joint Intelligence Committee. Daily summary dated 21 May 1942

An item reported that an American submarine while patrolling in the Coral Sea on 11 May attacked a Japanese cruiser probably of the Kako-class striking her with 3 torpedoes. The Kako-class measured 7.100 tons, main armament consisted of 8” guns and completed in 1926. Japanese destroyers immediately attacked the American submarine.

Note

1. The Furataka-class consisted of the in 1926 commissioned Kako and the Furutaka with 6x1-20cm/7.9” guns, they were sunk respectively 11 October and 10 August 1942.

Source

Map Room Papers (Roosevelt Administration), 1942 - 1945. U.S. Joint Intelligence Committee. Daily summary No. 162 dated 21 May 1942