The Type A Kai 2 submarine, also called I-13-class submarine was a pair of large, aircraft-carrying cruiser submarines built for the Imperial Japanese Navy during World War II.
Japanese submarine I-14 (right) in 1945
The Imperial Japanese Navy I-400-class submarines were submarine aircraft carriers able to carry three Aichi M6A Seiran aircraft underwater to their destinations. They were designed to surface, launch
Type A Mod.2 submarine
…No.5094, No.5095, and No.5096 were cancelled in 1943. I-400 class submarine - 3-aircraft submarine with catapult launcher Submarine aircraft carrier…
I-401, with its long plane hangar and forward catapult
Officers of I-400 in front of the plane hangar, photographed by the US Navy following the surrender of the submarine at sea, one week after the end of hostilities.
Members of the U.S. Navy inspecting the plane hangar of I-400.