start of February to resume northern patrols and escort duty. At the end of March, she escorted a troopship convoy to Uruppu Island On 5 July 1944, after departing Otaru, Hokkaidō with another convoy for Uruppu, Usugumo was torpedoed by the submarine in the Sea of Okhotsk, west-southwest of Paramushiro at position . Two torpedoes broke her back; she sank in six minutes, leaving 49 survivors from a crew of 316. On 10 September 1944, Usugumo was struck from the navy list. Notes References External links Fubuki-class destroyers Ships built by IHI Corporation 1927 ships Second Sino-Japanese War naval ships of Japan World War II destroyers of Japan Ships sunk by American submarines Shipwrecks in the Sea of Okhotsk World War II shipwrecks in the Pacific Ocean Maritime incidents in July 1944 Ships of the Aleutian Islands campaign