The retrofit was completed by 28 March 1944, enabling "Noshiro" to depart for Davao and Lingga on 5 April 1944 with "Sentai" 4's "Atago", "Takao" and "Chōkai", ‘‘Sentai’’ 5's and and the destroyer . The cruiser group was attacked by the submarine , which missed with all six bow torpedoes, and was also sighted by the submarine , which failed to achieve an attack vector. Likewise, the cruiser group was sighted coming out of Davao Bay on 7 April 1944 by the submarine , which was also unable to attack, and by the submarine on 18 May 1944 which fired a full salvo of six bow torpedoes, all of which missed.