 "St. Mary's" embarked occupation troops and sailed for Japan, arriving in Tokyo Bay on 2 September, just prior to the signing of the official surrender documents.Two days later, she disembarked troops of the 1st Cavalry Division at Yokohama, then returned to the Philippines.From Mindanao, she lifted troops to Kure, then steamed to Okinawa; whence, as a unit of the “Magic Carpet” fleet, she carried veterans back to the United States.