This class consists of TOYOSAKA MARU, SHINYO MARU No. 8 and NISSHO MARU No. 18 all completed between Jun ‘40 and Sep ’42 for various shipping companies as cargo ships. All three were requisitioned the IJN and converted to auxiliary transports. TOYOSAKA MARU was bombed by and sunk USN aircraft in Mar ’45; SHINYO MARU No. 8 was torpedoed and sunk by a USN submarine in Oct ’44 and NISSHO MARU No. 18 was disabled by a mine in May ’45. She was refloated after the war and broken up in ‘69.
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