An alien woman named Maya crash-lands on Earth. Her homeworld was destroyed by the Blasters, a cruel alien race who steals the natural resources from other planets. She falls in love with a scientist and gives birth to a human boy named Kentaro. When the Blasters invade the Earth, Kentaro must defeat them by fighting with Astroganger, a robot made from living metal.
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Characters & Voice Actors

Ganger
Main
Iizuka, Shouzou
Japanese
Hoshi, Kentarou
Main
Sawada, Kazuko
Japanese
Oomiya, Teiji
Japanese
Dr. Hoshi
Main
Katsuta, Hisashi
Japanese
Hayakawa, Rie
Main
Suzuki, Hiroko
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