Japanese submarine I-51W
Japanese submarine I-51

Japanese submarine I-51 was the lead vessel and prototype of the Kaidai-class submarines of the Imperial Japanese Navy, which served in World War II.

Japanese submarine I-53 (1925)W
Japanese submarine I-53 (1925)

The Japanese submarine I-53, later I-153 , was a Kaidai-class cruiser submarine of the KD3A sub-class built for the Imperial Japanese Navy (IJN) during the 1920s. She supported Japanese forces during the invasion of Malaya in December 1941 and the Dutch East Indies campaign in early 1942.

Japanese submarine I-54 (1926)W
Japanese submarine I-54 (1926)

The Japanese submarine I-54 was a Kaidai-class cruiser submarine of the KD3A sub-class built for the Imperial Japanese Navy (IJN) during the 1920s. She supported Japanese forces during the invasion of Malaya in December 1941 and the Dutch East Indies campaign in early 1942.

Japanese submarine I-55 (1925)W
Japanese submarine I-55 (1925)

The Japanese submarine I-55, later redesignated I-155 , was a Kaidai-class cruiser submarine of the KD3A sub-class built for the Imperial Japanese Navy (IJN) during the 1920s. She saw service throughout World War II.

Japanese submarine I-60W
Japanese submarine I-60

The Japanese submarine I-60 was a Kaidai-class 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.

Japanese submarine I-61W
Japanese submarine I-61

I-61 was a Kaidai-class cruiser submarine of the KD4 sub-class built for the Imperial Japanese Navy (IJN) during the 1920s. She sank in an October 1941 collision, just prior to Japan's entry into World War II.

Japanese submarine I-63W
Japanese submarine I-63

The Japanese submarine I-63 was a Kaidai-class cruiser submarine of the KD3B sub-class built for the Imperial Japanese Navy (IJN) during the 1920s. She was sunk in an accidental collision with her sister ship I-60 with the loss of most of her crew in early 1939. The wreck was salvaged the next year and scrapped.

Japanese submarine I-64W
Japanese submarine I-64

I-64 was a Kaidai-class cruiser submarine of the KD4 sub-class built for the Imperial Japanese Navy (IJN) during the 1920s and completed in 1930. During World War II, she supported the Japanese invasion of Malaya and conducted war patrols in the Indian Ocean before she was sunk in May 1942 while deploying to take part in the upcoming Battle of Midway. Just after her loss, and before her loss became known to the Japanese, she was renumbered I-164.

Japanese submarine I-168W
Japanese submarine I-168

The Japanese submarine I-168 was a Kaidai type of cruiser submarine active in World War II. A KD6 sub-class boat, I-168 was built for the Imperial Japanese Navy (IJN) in the early 1930s. At the Battle of Midway she sank the only American warships lost in the battle: the aircraft carrier USS Yorktown and the destroyer USS Hammann. At that time she was commanded by Lieutenant Commander Yahachi Tanabe.

Japanese submarine I-70W
Japanese submarine I-70

The Japanese submarine I-70 was a Kaidai type of cruiser submarine active in World War II. A KD6 boat, I-70 was built for the Imperial Japanese Navy (IJN) in the early 1930s. At that time it was commanded by Commander Sano Takao.

Japanese submarine I-171W
Japanese submarine I-171

I-71, later I-171, was a Kaidai-class cruiser submarine of the KD6 sub-class built for the Imperial Japanese Navy during the 1930s. She served in World War II, and took part in operations supporting the attack on Pearl Harbor, the Battle of Midway, and the Aleutian Islands campaign. She was sunk in February 1944.

Japanese submarine I-176W
Japanese submarine I-176

The Japanese submarine I-176 was a "Kaidai" type of cruiser submarine active in World War II. A KD7 sub-class boat, I-176 was built for the Imperial Japanese Navy (IJN) in the early 1940s.

Japanese submarine I-53 (1925)W
Japanese submarine I-53 (1925)

The Japanese submarine I-53, later I-153 , was a Kaidai-class cruiser submarine of the KD3A sub-class built for the Imperial Japanese Navy (IJN) during the 1920s. She supported Japanese forces during the invasion of Malaya in December 1941 and the Dutch East Indies campaign in early 1942.

Japanese submarine I-54 (1926)W
Japanese submarine I-54 (1926)

The Japanese submarine I-54 was a Kaidai-class cruiser submarine of the KD3A sub-class built for the Imperial Japanese Navy (IJN) during the 1920s. She supported Japanese forces during the invasion of Malaya in December 1941 and the Dutch East Indies campaign in early 1942.

Japanese submarine I-55 (1925)W
Japanese submarine I-55 (1925)

The Japanese submarine I-55, later redesignated I-155 , was a Kaidai-class cruiser submarine of the KD3A sub-class built for the Imperial Japanese Navy (IJN) during the 1920s. She saw service throughout World War II.

Japanese submarine I-156W
Japanese submarine I-156

The Japanese submarine I-156 was a Kaidai-class cruiser submarine of the KD3B sub-class built for the Imperial Japanese Navy (IJN) during the 1920s. She supported Japanese forces during the invasion of Malaya in December 1941 and the Dutch East Indies campaign in early 1942.

Japanese submarine I-157W
Japanese submarine I-157

The Japanese submarine I-157 was a Kaidai-class cruiser submarine of the KD3B sub-class built for the Imperial Japanese Navy (IJN) during the 1920s. She supported Japanese forces during the invasion of Malaya in December 1941 and the Dutch East Indies campaign in early 1942.

Japanese submarine I-158W
Japanese submarine I-158

The Japanese submarine I-158 was a Kaidai-class cruiser submarine of the KD3A sub-class built for the Imperial Japanese Navy (IJN) during the 1920s. She supported Japanese forces during the invasion of Malaya in December 1941 and was instrumental in tracking Force Z, the two British capital ships that attempted to intercept the Japanese invasion forces, so they could be sunk by torpedo bombers.

Japanese submarine I-64W
Japanese submarine I-64

I-64 was a Kaidai-class cruiser submarine of the KD4 sub-class built for the Imperial Japanese Navy (IJN) during the 1920s and completed in 1930. During World War II, she supported the Japanese invasion of Malaya and conducted war patrols in the Indian Ocean before she was sunk in May 1942 while deploying to take part in the upcoming Battle of Midway. Just after her loss, and before her loss became known to the Japanese, she was renumbered I-164.

Japanese submarine I-165W
Japanese submarine I-165

The Japanese submarine I-165 was a Kaidai type of cruiser submarine active in World War II. A KD5 sub-class boat, I-165 was built for the Imperial Japanese Navy (IJN) during the early 1930s.

Japanese submarine I-168W
Japanese submarine I-168

The Japanese submarine I-168 was a Kaidai type of cruiser submarine active in World War II. A KD6 sub-class boat, I-168 was built for the Imperial Japanese Navy (IJN) in the early 1930s. At the Battle of Midway she sank the only American warships lost in the battle: the aircraft carrier USS Yorktown and the destroyer USS Hammann. At that time she was commanded by Lieutenant Commander Yahachi Tanabe.

Japanese submarine I-171W
Japanese submarine I-171

I-71, later I-171, was a Kaidai-class cruiser submarine of the KD6 sub-class built for the Imperial Japanese Navy during the 1930s. She served in World War II, and took part in operations supporting the attack on Pearl Harbor, the Battle of Midway, and the Aleutian Islands campaign. She was sunk in February 1944.

Japanese submarine I-175W
Japanese submarine I-175

The Japanese submarine I-175 was a Kaidai type of cruiser submarine of the KD6B sub-class. She was built for the Imperial Japanese Navy (IJN) during the mid-1930s.

Japanese submarine I-176W
Japanese submarine I-176

The Japanese submarine I-176 was a "Kaidai" type of cruiser submarine active in World War II. A KD7 sub-class boat, I-176 was built for the Imperial Japanese Navy (IJN) in the early 1940s.

Japanese submarine I-178W
Japanese submarine I-178

Japanese Submarine I-178 was a Kaidai type of cruiser submarine that saw service during World War II in the Imperial Japanese Navy. Commissioned on December 26, 1942, I-178 was a KD7 sub-class boat that sailed on just two patrols off the east coast of Australia during 1943, going missing sometime after 17 June 1943.