Although their exact origins are unknown, the Spacewomen appear to be Earth's resident superheroes, and draw on aspects of popular Tokusatsu shows of the time. Three individuals appear, plus the evil spy named Giruge. Throughout the film, the Spacewomen assist Gamera as he fights Zanon's pawns, and help Gamera break free from the Mind-Control Device that Zanon used to control him.
The Spacewomen can fly.
The Spacewomen possess superhuman strength and stamina.
By linking hands, the three Spacewomen can summon their uniforms.