I-47 was the second of three Type C cruiser submarines of the C2 sub-class built for the Imperial Japanese Navy. Commissioned in July 1944, she operated...

I-400 (伊号第四百潜水艦, I-gō-dai yon-hyaku-sensuikan) was an Imperial Japanese Navy Sentoku-type (or I-400-class) submarine commissioned in 1944 for service in...

I-8 was an Imperial Japanese Navy Junsen III (or J3)-type submarine commissioned in 1938 that served during World War II. Designed as submarine aircraft...

most varied and powerful submarine fleets. The Imperial Japanese Navy (IJN) acquired its first submarines during the Russo-Japanese War on 12 December 1904...

I-58 was a Japanese B3 type cruiser submarine that served in the final year of World War II. Her only significant wartime success came with a conventional...

I-401 (伊号第四百一潜水艦, I-gō-dai yon-hyaku-ichi-sensuikan) was an Imperial Japanese Navy Sentoku-type (or I-400-class) submarine commissioned in 1945 for service...

Ro-47 was an Imperial Japanese Navy Kaichū type submarine of the K6 sub-class. Completed and commissioned in January 1944, she served in World War II in...

(later renumbered I-121), I-22 (later renumbered I-122), and I-24 (later renumbered I-124) — were the Imperial Japanese Navy's only submarine minelayers. They...

The Japanese submarine I-5 was the first aircraft-carrying submarine in the Imperial Japanese Navy and operated during World War II. The sole member of...

I-38 was an Imperial Japanese Navy B1 type submarine. Completed and commissioned in 1943, she served in World War II, operating on supply missions in the...

The I-400-class submarine (伊四百型潜水艦, I-yon-hyaku-gata sensuikan) Imperial Japanese Navy (IJN) submarines were the largest submarines of World War II, with...

I-10 was an Imperial Japanese Navy Type A1 submarine that served during World War II. Designed as a submarine aircraft carrier, she was commissioned in...

The second I-56 was an Imperial Japanese Navy Type B3 submarine. Completed and commissioned in June 1944, she served in the late stages of World War II...

I-13 was an Imperial Japanese Navy Type A Mod.2 submarine that served during World War II. Designed as a submarine aircraft carrier, she was commissioned...

J3 scouting submarine (two built, I-7 and I-8) Carried one floatplane, fitted with fixed catapult aft and twin hangars. Japanese submarine I-8 was the only...

I-402 (伊号第四百二潜水艦, I-gō-dai yon-hyaku-ni-sensuikan) was an Imperial Japanese Navy Sentoku-type (or I-400-class) submarine commissioned in 1945 for service...

I-36 was an Imperial Japanese Navy B1 type submarine. Completed and commissioned in 1942, she served in World War II, operating in the Guadalcanal campaign...

I-58, later I-158, was an Imperial Japanese Navy Kaidai-class cruiser submarine of the KD3A sub-class commissioned in 1928. During World War II, she supported...

and was taken over by the Imperial Japanese Navy.: 235  On 15 July 1945 she became the IJN submarine I-502. The I-502 surrendered at Singapore in August...

I-18 was one of five Type C cruiser submarines of the C1 sub-class built for the Imperial Japanese Navy. During World War II, she operated as the mother...

I-14 was an Imperial Japanese Navy Type A Mod.2 submarine that served during World War II. Designed as a submarine aircraft carrier, she was commissioned...

rather small. The most famous of them were the Japanese I-400-class submarines and the French submarine Surcouf, although small numbers of similar craft...

I-201 was the name ship of her class of high-speed submarines built for the Imperial Japanese Navy during World War II. She was commissioned in February...

surrender, the submarine was captured by the Japanese and handed over to Germany as UIT-24. Following the capitulation of Germany, the Japanese integrated...

I-56, later I-156, was an Imperial Japanese Navy Kaidai-class cruiser submarine of the KD3B sub-class commissioned in 1929. During World War II, she supported...

I-9 was an Imperial Japanese Navy Type A1 submarine commissioned in 1941. She saw service during World War II, including operations related to the attack...

Shii Submarine: I-36, I-37, I-44, I-46, I-47, I-48, I-53, I-56, I-58, I-156, I-157, I-158, I-159, I-162, I-165, I-361, I-363, I-366, I-367, I-368, I-370...

I-62, later I-162, was a Kaidai-class cruiser submarine of the KD4 sub-class built for the Imperial Japanese Navy (IJN) during the 1920s and completed...

I-159, originally I-59, was an Imperial Japanese Navy Kaidai-class cruiser submarine of the KD3B sub-class in commission from 1930 to 1945. During World...

south of Ireland, Channel both ways. Possibly attacked by H.M. submarine E51 in 54°47'N., 6°18'E. Sank British hospital ship REWA by torpedo in 50°48'N...