"Specter" was in Leyte Gulf from 9 to 27 August. She sailed for Japan on 28 August and, after touching at Buckner Bay, Okinawa, arrived in Japanese home waters on 9 September. During the next three months she swept mines at Nagasaki, Sasebo, Bungo Suido, and Tsushima. On 11 December 1945, "Specter" was ordered home; she arrived at San Diego on 11 January 1946; and was routed onward to Orange, Texas, where she was placed in reserve, out of commission later in the year.