ビスマルク海海戦
They participated in the Allied offensive that pushed the Japanese back along the Buna trail and took part in the Battle of the Bismarck Sea in March 1943. They fought for control of the approaches to Huon Gulf, and supported ground forces during the campaign in which the Allies eventually recovered New Guinea. They covered landings on Noemfoor and had a part in the conquest of Biak.