Imperial Japanese Navy submarines originated with the purchase of five Holland type submarines from the United States in 1904. Japanese submarine forces...

The Kaidai-type submarine (海大型潜水艦, Kaidai-gata sensuikan) was a type of first-class submarine operated by the Imperial Japanese Navy (IJN) before and during...

The I-201-class submarines (伊二百一型潜水艦, I-ni-hyaku-ichi-gata sensuikan) were submarines of the Imperial Japanese Navy during World War II. These submarines...

by the Imperial Japanese Navy in 1912. List of Japanese battleships List of Japanese battlecruisers List of destroyers of Japan Submarines of the Imperial...

The Kairyu (海龍, Kairyū, "Sea Dragon") was a class of midget submarines of the Imperial Japanese Navy, designed in 1943–1944, and produced from the beginning...

also called shimbu-tai, were specialized units of the Imperial Japanese Navy and Imperial Japanese Army normally used for suicide missions. They included...

The 6th Fleet (第六艦隊, Dai-roku Kantai) was a fleet of the Imperial Japanese Navy (IJN) that during World War II, had primary responsibility for the command...

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...

The Cruiser submarine Type-B (巡潜乙型潜水艦, Junsen Otsu-gata sensuikan) was a class of submarine in the Imperial Japanese Navy (IJN) which served during World...

Submarine aircraft carriers were developed by the Imperial Japanese Navy to a greater extent than any other navy, before and during World War II. In total...

The I-351-class submarine (伊三百五十一型潜水艦, I-san-byaku-go-jū-ichi-gata sensuikan) was a class of tanker/transport submarines built for the Imperial Japanese...

The Kaichū type submarine (海中型潜水艦, Kaichū-gata sensuikan) submarines were double-hulled medium-sized submarines of the Imperial Japanese Navy during World...

This List of Japanese Naval ships and war vessels in World War II is a list of seafaring vessels of the Imperial Japanese Navy of World War II. It includes...

The No.1-class submarine (第一型潜水艦, Daiichi-gata sensuikan) was the first class submarine of the Imperial Japanese Navy. Consisting of five vessels, they...

The Cruiser submarine Type-C (巡潜丙型潜水艦, Junsen Hei-gata sensuikan) was one of the first classes of submarine in the Imperial Japanese Navy (IJN) to serve...

The Junsen type submarine (巡潜型潜水艦, "巡洋潜水艦", Junsen-gata sensuikan, "Cruiser submarine") was a ship class of submarines of the Imperial Japanese Navy (IJN)...

References Submarines of the Imperial Japanese Navy List of specifications of submarines of World War II List of ships of World War II List of World War...

The I-121-class submarine (伊百二十一型潜水艦, I-hyaku-ni-jū-ichi-gata sensuikan) was a class of minelayer submarine in the Imperial Japanese Navy (IJN), serving...

II, at the beginning of the Pacific War in December 1941, the Imperial Japanese Navy (IJN) was the third most powerful navy in the world, and the naval...

The Ha-101-class submarine (波百一型潜水艦, Ha-hyaku-ichi-gata Sensuikan) was a transport submarine built for the Imperial Japanese Navy (IJN) during World War...

was the British HMS M2, followed by the French Surcouf, and numerous aircraft-carrying submarines in the Imperial Japanese Navy. Early submarine designs...

The Imperial Japanese Navy (IJN; Kyūjitai: 大日本帝國海軍 Shinjitai: 大日本帝国海軍 Dai-Nippon Teikoku Kaigun 'Navy of the Greater Japanese Empire', or 日本海軍 Nippon...

I-jū-go-gata sensuikan) was the first group of boats of the Type B cruiser submarines built for the Imperial Japanese Navy (IJN) during the 1940s. In total 20...

The Ro-100-class submarine (呂百型潜水艦, Ro-hyaku-gata Sensuikan) was a group of medium-sized coastal submarines built for the Imperial Japanese Navy (IJN)...

The No.6-class submarine (第六型潜水艦, Dairoku-gata sensuikan) was the first class of submarines of the Imperial Japanese Navy built domestically in Japan...

The Ha-201-class submarine (波二百一型潜水艦, Ha-ni-hyaku-ichi-gata sensuikan) were a class of small submarines designed for the Imperial Japanese Navy (IJN)...

the submarine was taken over and commissioned into the Imperial Japanese Navy as I-503 (her crew now a mixture of Italians, Germans, and Japanese) and...

I-13-class submarine (伊一三型潜水艦, I-jū-san-gata sensuikan) was a pair of large, aircraft-carrying cruiser submarines built for the Imperial Japanese Navy (IJN)...

The Ha-3-class submarine (波三型潜水艦, Ha-san-gata sensuikan) was an early class of submarines of the Imperial Japanese Navy. Along with placing orders with...

The Ha-1-class submarine (波一型潜水艦, Ha-ichi-gata sensuikan) was an early class of submarines of the Imperial Japanese Navy, and were essentially British...