In 1941, HIE MARU was ordered converted to a submarine depot ship. HIE MARU was sunk at Truk in November 1943.
|Builder and Year Completed:||Yokohama Dock Co., 1930|
|Dimensions:||511.8' x 66’ x 30’|
|Propulsion:||2 Burmeister & Wain diesels, 2 shafts, 7, 600 shp.|
|Armament:||Four 5.9-inch (150-mm) single mount guns, one 3.5 m range finder, two dual 13.2-mm machine guns.|