Submarines of the Imperial Japanese Navy
The ("I-15"-class) submarines (, , , , , , , , , , , , , , , , , , , ) were the most numerous type of submarines of the Imperial Japanese Navy during World War II. In total 20 were made, starting with "I-15", the class ship. These were fast, very long ranged, and carried a single Yokosuka E14Y seaplane, located in a hangar in front of the conning tower, launched by a catapult.
Japanese submarine I-60
The Japanese submarine "I-60" was a cruiser submarine of the KD3B sub-class built for the Imperial Japanese Navy (IJN) during the 1920s. The boat supported Japanese forces during the Dutch East Indies campaign in early 1942 until she was sunk by a British destroyer on 17 January.