In July 1943 "Kunashiri" participated in the Kiska evacuation aspect of Operation Ke. During the war "Kunashiri" operated mostly in the Kuriles and Hokkaido area escorting various convoys. On 28 July 1944. she was reported "damaged" by unknown cause- . After the end of World War II "Kunashiri" returned to Sasebo and was later used by the Allied Repatriation Service. On 4 June 1946 while en route to Uraga the vessel ran aground and was later abandoned. In attempts to rescue her, the also ran aground, while at the same time, she too was repatriating Japanese troops from Singapore.