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I-403

From Wikizilla, the kaiju encyclopedia
I-403
The I-403 in Atragon.
Length 122 meters[1]
Beam 12 meters[1]
Draft 7 meters[1]
Displace-
ment
  • 5,307 tons (surfaced)
  • 6,670 tons (submerged)[1]
Piloted by Hachiro Jinguji
First appearance Atragon

The I-403 (伊号第四百三潜水艦) was a cancelled I-400-Class submarine developed by Imperial Japan during World War II. At the time of their construction, the I-400-Class submarines were the largest ever built until the 1960s. In the 1963 film Atragon, the I-403 is portrayed as a completed vessel commanded by Hachiro Jinguji before being stolen by the Muans.

History

Showa era

Atragon

On the final night

Capabilities

Armament

Pressure resistance

Gallery

Screenshots

Trivia

References

This is a list of references for I-403. These citations are used to identify the reliable sources on which this article is based. These references appear inside articles in the form of superscript numbers, which look like this: [1]

  1. 1.0 1.1 1.2 1.3 Wikipedia https://en.wikipedia.org/wiki/I-400-class_submarine. Retrieved 29 December 2025. Missing or empty |title= (help)

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