Recognition Guide Warships of the Second World War

Imperial Japanese Navy — Submarine class

Kaichū type submarine

Kaichū type submarines

Design and service

Type
Submarine
Navy
Imperial Japanese Navy
Built
1917-1944
In commission
1919-1945
Operators
Imperial Japanese Navy
Builders
  • Kure Naval Arsenal
  • Sasebo Naval Arsenal
  • Yokosuka Naval Arsenal
  • Kawasaki Shipbuilding
  • Mitsui Engineering & Shipbuilding
  • Mitsubishi Heavy Industries
Subclasses
Kaichū I (Ro-11 class), Kaichū II (Ro-13 class), Kaichū III (Ro-16 class), Kaichū IV (Ro-26 class), Toku-Chū/Kaichū V (Ro-29 class), Kaichū VI (Ro-33 class), Sen-Chū/Kaichū VII (Ro-35 class)

Roster

Vessel Pennant Commissioned Fate
Japanese submarine Ro-31 1927 Scuttled 1945
Japanese submarine Ro-33 1935 Sunk 1942
Japanese submarine Ro-34 1937 Sunk 1943
Japanese submarine Ro-35 1943 Sunk 1943
Japanese submarine Ro-36 1943 Sunk 1944
Japanese submarine Ro-37 1943 Sunk 1944
Japanese submarine Ro-38 1943 Sunk 1943
Japanese submarine Ro-39 1943 Sunk 1944
Japanese submarine Ro-40 1943 Sunk 1944
Japanese submarine Ro-41 1943 Sunk 1945
Japanese submarine Ro-42 1943 Sunk 1944
Japanese submarine Ro-43 1943 Sunk 1945
Japanese submarine Ro-44 1943 Sunk 1944
Japanese submarine Ro-45 1944 Sunk 1944
Japanese submarine Ro-46 1944 1945
Japanese submarine Ro-47 1944 Sunk 1944
Japanese submarine Ro-48 1944 Sunk 1944
Japanese submarine Ro-49 1944 Sunk 1945
Japanese submarine Ro-50 1944 Scuttled 1945
Japanese submarine Ro-55 (1944) 1944 1944 Sunk 1945
Japanese submarine Ro-56 (1944) 1944 1944 Sunk 1945

Sources