At the end of the Pacific War the number of Japanese expatriates stranded overseas was estimated to be more than 6.6 million, and Maizuru port and another nine ports were designated repatriation ports and the Repatriation Support Bureau was set up to help them return to Japan.
太平洋戦争(大東亜戦争)が終結した当時、海外に残された日本人は660万人以上といわれ、その引揚げのために舞鶴港の他9港が指定され、引揚援護局を設置して業務を開始された。