The film opens on board an aircraft carrier on rough waters, with squadrons of monkeys, pheasants, and dogs preparing their planes for war.
The soldiers aboard the ships docked in Pearl Harbor panic and scramble, trying to flee; as evidenced by a large amount of bottles lying around, some are too drunk to move or think properly.
The Japanese government used the character of Momotaro as the hero because the story (dating back to the Edo period) was extremely well known in Japan - comparable to the Three Little Pigs in Western countries.
The "pretty characters and comical battle scenes enabled Japanese citizens to watch a war movie without hesitation".
[2] In addition, the original story features Momotaro and his companions travelling to a demon-inhabited island, which this film replaced with the American-infested Hawaii, creating a direct link between foreigners and evil creatures.
The fictional character Bluto, the main antagonist of the Popeye cartoons, makes an appearance in this film as a stereotypical drunk.