The girl in the back is probably either Chigusa Maru or Zuiun Maru, Yamashio Maru's sisters that weren't completed during the war and were converted back into tankers after Japan surrendered.
The girl in the back is probably either Chigusa Maru or Zuiun Maru, Yamashio Maru's sisters that weren't completed during the war and were converted back into tankers after Japan surrendered.