 "W-26" underwent further repairs in December at Rabaul, tied up alongside "Hakkai Maru".While anchored in Karavia Bay, near Rabaul on 17 February 1944, she was attacked by SBD dive-bombers and TBF torpedo-bombers of the United States Navy.Sunk in the attack were "W-26", "Iwate Maru", and guardboat "Funku Maru No.