Through September, Megrez freighted cargo among the Philippines and between San Pedro Bay and Ulithi. On 5 October 1945, she departed for Buckner Bay, Okinawa, arriving on 13 October, and then continued on to Japan on 3 November. Arriving at Yokosuka on 7 November, she then supplied ships in the Sea of Japan, the Yellow Sea and the East China Sea before departing for Pearl Harbor in December 1946 .
