“Yeah, the same thought occurred to me. Maybe a mine? Or maybe the
ship was suddenly attacked—maybe an airplane or a Soviet submarine.”
“But when the problem with the Eikō-maru started, it wasn’t really dark
yet. None of the crew would’ve been so reckless as to miss a mine. It
would’ve taken longer for the ship to go down if it’d been attacked by air or
submarine. Of course, it’d be a whole different story if throngs of enemy
forces were attacking . . .”

Godzilla: Godzilla in Tokyo
A Strange Bright Light from the
Ocean Floor