UNKAI MARU No. 3 - Class Auxiliary storeship

(UNYO MARU No. 3, sistership of UNKAI MARU No. 3, prewar)

This class consists of KAZAN MARU, renamed UNKAI MARU No. 3 in Feb 31, and TOKO MARU, first renamed KIBI MARU No. 15 in 1921 and ultimately renamed UNYO MARU No. 3 in 1928. Both ships were completed in 1919 for various shipping companies. UNYO MARU No. 3 was requisitioned by the IJA and served as Army transport No. 709 until being torpedoed and sunk off Shanghai in Jul 42. UNKAI MARU No. 3 was requisitioned by the IJN in Apr 42 and converted to an auxiliary stores ship. In Nov 42, at Yokohama harbor, she was destroyed by the explosions of German tanker UCKERMARCK.

Builder and Year Completed: Yokohama. Yokohama Dock K.K. shipyard.
Gross tonnage: 2,977-tons to 3,023-tons
Dimensions: 310.0(lpp) x 43.0' x 25.9'
Propulsion: One triple expansion steam engine, one shaft, 1,300 shp.
Speed: Cruising: 9.5 knots Max: 10.5 knots.
Armament: Unknown