The fifth fleet led by Nachi seizes the opportunity to destroy the American fleet in the naval battle off Attu island, but fails.
Supply to the Japanese garrison on Attu is cut off, and it loses it's strategic value.The commander of the Japanese Northern Army sent the following telegram:Showa 18 (1943), May 29-30
The IJA garrison on Attu island meets an honourable death."[excerpt] The Army will cooperate with the Navy to take all possible measures to facilitate the rescuing of personnel...To the very last, in the hope of meeting an honourable death, prepare yourselves accordingly and demonstrate the fighting spirit of an Imperial soldier" This is about how even wounded and non-combatants should attack and not be taken prisoner