Japanese submarine Ro-50

Ro-50 was an Imperial Japanese Navy Kaichū type submarine of the K6 sub-class. Completed and commissioned in July 1944, she served in World War II, conducting four war patrols, including operations off the Philippine Islands and the Ryukyu Islands. The only Kaichu-type submarine to survive the war, she surrendered in 1945 after its conclusion and was scuttled in 1946.

Japanese submarine Ro-50

Ro-50 was an Imperial Japanese Navy Kaichū type submarine of the K6 sub-class. Completed and commissioned in July 1944, she served in World War II, conducting four war patrols, including operations off the Philippine Islands and the Ryukyu Islands. The only Kaichu-type submarine to survive the war, she surrendered in 1945 after its conclusion and was scuttled in 1946.