In July 1943, "Yamashiro" was at the Yokosuka drydock, then was briefly assigned as a training ship on 15 September before loading troops on 13 October bound for Truk Naval Base, arriving on the 20th.
In July 1943, "Yamashiro" was at the Yokosuka drydock for fitting of a radar and additional 25 mm AA guns. The ship was briefly assigned as a training ship on 15 September before loading troops on 13 October bound for Truk Naval Base, arriving with the battleship on the 20th.