Following shakedown in the Gulf of Mexico, LST-678 proceeded via the Panama Canal and San Diego to Pearl Harbor, which she departed on 24 January 1945 to participate in the invasion of Iwo Jima.

At Okinawa, she participated in a diversionary landing on the southern coast on 1 April 1945, and that day rescued 188 men from LST-884 which had been hit by a kamikaze.

Departing Okinawa on 8 July, she spent the remainder of the war at San Pedro and Subic Bays, Philippines.

[5] As a former merchant ship, Teluk Ratai was rearmed with six, later increased to eight, Soviet 70-K 37 mm anti-aircraft guns in single mount.

[10] She also took part in Navy's effort on national development through ABRI Masuk Desa program and Operation Bhakti Surya Bhaskara Jaya.

They were disembarking parts of three bailey bridges that will be used to connect road access from Banda Aceh and Meulaboh to the town that were cut off by the tsunami.

The ship also carried various small arms from Teluk Bayur Naval Base, consisted of 50 M1 Garands, 13 SAFNs, 14 Owen guns, 3 Madsen M-50s, 1 Sten, 1 "Schmeiser", and 1 "Remington".

[14] Teluk Ratai landed on a beach south of Banyuwangi Naval Base on 17 March 2013 as part of a inter-service battalion-level exercise.

[18] A meeting between Pariaman mayor and high-ranking officers of Navy Main Base II Padang was held on 7 June 2021.

As the result of the meeting, Teluk Ratai was transferred to the Pariaman municipal government to be preserved as museum ship.

[22] A meeting between Pariaman mayor and Commander of Navy Main Base II Padang was held again on 14 December, which discussed the development plan for the maritime museum that will includes Teluk Ratai.