"rasher" launched four bow torpedoes shortly after midnight at a range of , and three hits on the cargo-transport "eishin maru" caused an ammunition detonation with the pressure wave sweeping over the submarine's bridge. the fourth torpedo was heard exploding on a more distant ship. "rasher" then swung hard right to launch two stern torpedoes. both torpedoes hit at 0033 and "noshiro maru" slowed to reversing course and firing briefly at "etorofu" believing it to be the attacking submarine.