Every season of Atom: The Beginning ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Atom: The Beginning!

An experiment with A106 doesn't quite go as expected which leaves Hiroshi late for his part-time job and Umataro tending to his wounds.

Birth of the Mighty Atom

Hiroshi and Umataro present at Nerima University for their work on A106. Meanwhile, Ran has some trouble head her way.

Bewusstsein

An odd inspector stops by looking for a robotic dog, and the whole gang ends up trying to help him find it.

Pursuing the Respective Leads

Hiroshi and Umataro are struggling to bring in customers with their udon during the school festival. Meanwhile, Ran and Motoko are attacked.

Welcome to Nerima U Festival

Umataro, Hiroshi, and Six help Motoko move into her new place, but on the way to make the delivery, something goes amiss with the robots in town.

Step on it! Maruhige Shipping

Horoshi and Umataro get in a fight, and both are unwilling to apologize. Motoko tries to reunite the guys by reminding them why they became partners.

Lab 7's Annihilation

Ran and her teammates are busy preparing for a robot competition when Hiroshi makes a surprise visit to her club. How does Ran's robot do?

Ran and Princess Teru

The robot wrestling tournament is underway, and Six has his hands full with his first challenge. Is he able to overcome it?

Robot Wrestling

The robot wrestling tournament continues as Six advances into the semi-finals, yet he doesn't seem to be ready for the next round. What could be wrong?

Six is Unfit to Fight

The ultimate robot battle is here! The faceoff between Dr. Lolo and Umataro is on. Who will come out the victor?

Battle Royal

The final showdown between Mars and Six begins. Which robot will come out on top?

A Dialogue

Umataro and Hiroshi try to figure out a way to fix Six, which begs the question: was the Bewusstsein project successful?

Beginning

Japan in the near future suffers an unexplained major disaster. Five years later, reconstruction is well underway. Two young researchers at a university are pinning all their hopes on robot development. Now their new interpretation of the eternal hero Astro Boy up until his birth is just about to start!

The Best Seasons of Atom: The Beginning

The Best Seasons of Atom: The Beginning

Season 1