Through the next month "Mellette" trained off Tinian's western beaches with TG 51.2 and on 27 March weighed anchor and headed for the Ryukyus. On 1 April she was off Okinawa and at 0631 commenced disembarking units of the 2d Marine Division in diversionary landings along the island's southeastern coast. Her mission completed by mid‑morning, she reembarked her Marines and sailed to the main assault area to stand by until needed. There she remained until ordered back to Saipan on the 11th.