Naval operations included a suicidal Japanese counteroffensive on 7 April 1945 (Operation Ten-Go), to relieve Okinawa and an Allied campaign to place air and submarine-delivered mines in Japanese shipping lanes.
Flådeoperationer omfattede en selvmorderisk japansk modoffensiv den 7. april 1945 (Operation Ten-Go), for at afhjælpe Okinawa og en allieret kampagne (Operation Starvation) for at placere luft- og ubådsplacerede miner i japanske sejlruter.