In the year 2003, Professor Tenma is distraught when his son Tobio is killed in a car accident. He loses himself in his latest project, creating Atom, a robot boy programmed to be forever good.
Upset that his Tobio-substitute can never grow up, Tenma sells Atom to Ham Egg, the cruel ringmaster of a robot circus. Atom meets the kindly Professor Ochanomizu, who adopts him, inspires him to become a crusader against evil, and eventually builds him a robot "sister," Uran.+ More
Characters & Voice Actors

Atom
Main
Atlas
Supporting
Cobalt
Supporting
Ham Egg
Supporting
Hige Oyaji
Supporting
Nakamura
Supporting
Pluto
Supporting
Skunk Kusai
Supporting
Tawashi
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