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Atom: The Beginning

Name: Atom: The Beginning
Director: Katsuyuki Motohiro
Genre: Sci-Fi & Fantasy, Animation, Drama
Released: 2017-04-15
Rating: 5.8

アトムザ・ビギニング

Sci-Fi & FantasyAnimationDrama

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We checked 8 streaming services in India on 05 Jun 2026 at 01:51 IST

2017

1 Season

12 Episodes

Ended

About

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!

#android#prequel#mecha#robot#anime#osamu tezuka#astro boy

Cast

Takuma Terashima

as Hiroshi Ochanomizu (voice)

Yuichi Nakamura

as Umataro Tenma (voice)

Yuki Inoue

as A10-6 (voice)

Mikako Komatsu

as Motoko Tsutsumi (voice)

Yoshino Nanjo

as Maria (voice)

Ayane Sakura

as Ran Ochanomizu (voice)

Kengo Kawanishi

as Shunsaku Ban (voice)

Mitsuki Saiga

as Dr. Lolo (voice)

Nobuo Tobita

as Kensaku Ban (voice)

Takahiro Sakurai

as Moriya Tsutsumi (voice)

Seasons

Season 1

12 episodes2017

Base on Japanese manga series written and illustrated by tetsuro Kasahara, with writing contributions by Makoto Tezuka and Masami Yuki. The series is a prequel to Osamu Tezuka's Astro Boy manga series, depicting the events up until the birth of "Astro Boy". Opening Theme "Kaidoku Funou" is performed by After the Rain". Ending Theme "Hikari no Hajimari" is performed by Yoshino Nanjou.

Episodes

Season 1

See all 12episodes →

Birth of the Mighty Atom

Apr 15, 201725m

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.

Bewusstsein

Apr 22, 201725m

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

Pursuing the Respective Leads

Apr 29, 201725m

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

Welcome to Nerima U Festival

May 6, 201725m

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

Step on it! Maruhige Shipping

May 13, 201725m

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.

Lab 7's Annihilation

May 20, 201725m

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.

Ran and Princess Teru

Jun 3, 201725m

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?

Robot Wrestling

Jun 10, 201725m

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

Where does Atom: The Beginning rank today?

Atom: The Beginning is #1336 on the CineFlixo Daily Streaming Charts today.

Highest: #1336
Top 10: 0 days
Top 100: 0 days

Watch Atom: The Beginning Online Free — All Episodes in HD

Stream Atom: The Beginning online free in HD on CineFlixo. A talked-about sci-fi & fantasy, animation, and drama series originally produced in Japonés and released in 2017, it's earned a solid 5.8/10 from 12 viewers worldwide.

About Atom: The Beginning

Atom: The Beginning Cast and Characters

The cast features Takuma Terashima (as Hiroshi Ochanomizu (voice)), Yuichi Nakamura (as Umataro Tenma (voice)), Yuki Inoue (as A10-6 (voice)), Mikako Komatsu (as Motoko Tsutsumi (voice)), and Yoshino Nanjo (as Maria (voice)). Their performances are a major reason Atom: The Beginning has built such a passionate audience.

Where to Watch Atom: The Beginning Online

On CineFlixo you can watch Atom: The Beginning free — no account, no credit card, no ads in the middle of the show. We stream the full series in 720p / 1080p HD, with subtitles when available, on any device: phone, tablet, laptop, or smart TV browser.

▶ Watch Atom: The Beginning Now

Why People Are Watching Atom: The Beginning

Atom: The Beginning flies under the radar but it deserves your attention. What makes it work is emotional weight that hits where it counts and world-building that respects the audience's intelligence. If you enjoy Japonés storytelling that doesn't follow the same tired beats, this is the kind of show you'll end up recommending to friends.

Frequently Asked Questions about Atom: The Beginning

Where can I watch Atom: The Beginning online for free?

You can watch Atom: The Beginning online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.

How many episodes does Atom: The Beginning have?

Atom: The Beginning has 12 episodes across 1 season. All episodes are available to stream right here on CineFlixo.

Is Atom: The Beginning good? What's the rating?

Atom: The Beginning holds a 5.8/10 rating based on 12 reviews — a niche pick worth checking out.

Who is in the cast of Atom: The Beginning?

The main cast includes Takuma Terashima, Yuichi Nakamura, Yuki Inoue, and Mikako Komatsu, plus a strong supporting ensemble.

Is Atom: The Beginning available in Japonés?

Yes — Atom: The Beginning was originally produced in Japonés and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.

When was Atom: The Beginning released?

Atom: The Beginning first aired in 2017.

Do I need an account to watch Atom: The Beginning on CineFlixo?

No. CineFlixo is free and you can watch Atom: The Beginning without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.

Similar Series You Might Like

If you enjoyed Atom: The Beginning, check out Caprica, Eureka Seven, Neon Genesis Evangelion, The Wallflower, and Yu-Gi-Oh! Duel Monsters.

Frequently Asked Questions

Where can I watch Atom: The Beginning for free?

You can watch Atom: The Beginning online for free on CineFlixo. All 12 episodes across 1 season are available to stream in HD without a subscription, signup, or paywall. Just open the show page and press play.

How many seasons and episodes does Atom: The Beginning have?

Atom: The Beginning currently has 1 season and a total of 12 episodes. The series status is "Ended", so the episode count may grow as new seasons are released. You can browse the full episode list on CineFlixo and continue watching from where you left off.

What is Atom: The Beginning about?

In which language is Atom: The Beginning originally available?

Atom: The Beginning was originally produced in JA. On CineFlixo the show is available in its original JA audio. Check the player options on the watch page for available subtitle tracks.

When was Atom: The Beginning first released?

Atom: The Beginning first premiered on April 15, 2017 (2017). The series has since concluded its run.