The vessel was commissioned on 1 July 1944, manned by Coast Guard personnel, and assigned to the South-west Pacific and Western Pacific areas. She was decommissioned on 11 October 1945.
Later turned over to the United States Navy she served under the Japanese Internal Defense Force where she eventually underwent structural alterations to meet her mission of providing limited personnel transport service to the Japanese Forces until the early 1970s.
The Philippine government acquired the ship through Foreign Military Sales (FMS) from the United States government. She underwent extensive repairs at the Maebata Shipbuilding Inc. in Sasebo, Japan in 1978 until she was finally turned over to the Philippine Navy. On 27 March 1979, she was commissioned as BRP Mangyan (AS71) named after the Mangyan peoples, an ethnic minority on Mindoro island.