Japanese submarine I-401 photograph

Japanese Submarine I-401

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Length122 m
Construction startedApril 26, 1943
LaunchedMarch 11, 1944
Beam12 m
Aircraft carriedAichi M6A1 Seiran
FateUSS Segundo
29 August 1945
31 May 1946
Date of Reg.
Date of Upd.
ID2458092
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About Japanese Submarine I-401


The Sen Toku-class I-401 was once the largest submarine in the world. It was commanded by Lieutenant Commander Nobukiyo Nambu of the Imperial Japanese Navy during World War II.

Japanese submarine I-401 Photos

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