關門海峽
was sunk as result of the raid and it was decided to evacuate to Maizuru, Kyoto. A convoy of 35 small cargo vessels, some minesweepers, and five submarines including "I-202" and "I-201" left Kure at the end of June to run the Kanmon Straits by night. "I-202" made the dangerous passage surfaced, on battery power, with the entire crew except for essential personnel assembled on the top deck and forbidden to move.