Space Brothers
When they were young, the brothers Mutta and Hibito promised each other they would become astronauts. Now, in 2025, Hibito has followed his dream to become the first Japanese on the moon, but Mutta has just been fired from his job. His brother reminds him of their childhood promise, and Mutta decides once again to aim for space.
Where to watch Space Brothers in United States
Crunchyroll
Crunchyroll Amazon Channel
Plex
Tubi TVClick a service to open Space Brothers there. Availability last verified on June 20, 2026.
Where is Space Brothers streaming around the world?
| Country | Streaming on | Rent / Buy |
|---|---|---|
| United States | Crunchyroll, Crunchyroll Amazon Channel, Plex, Tubi TV | — |
| India | Anime Times Amazon Channel, Amazon Prime Video | — |
| United Kingdom | Crunchyroll, Crunchyroll Amazon Channel | — |
| Canada | Crunchyroll Amazon Channel, Crunchyroll, Tubi TV, Plex | — |
| Australia | Crunchyroll, Crunchyroll Amazon Channel | — |
| France | Animation Digital Network, Anime Digital Network Amazon Channel | — |
| Brazil | Crunchyroll, Crunchyroll Amazon Channel | — |
| Japan | Netflix, Hulu, U-NEXT, Netflix Standard with Ads | Amazon Video, Google Play Movies |
About Space Brothers
Space Brothers is a 2012 Japanese-language animation, drama and sci-fi & fantasy series. The cast is led by Hiroaki Hirata, KENN, Masayuki Katou. It spans 2 seasons and 99 episodes and has concluded. In United States, it is currently streaming on Crunchyroll, Crunchyroll Amazon Channel, Plex.
Space Brothers was produced by TOHO, dentsu, and Kodansha and made in Japan. It was first aired on March 31, 2012, and carries a TV-14 certification.
- First aired
- March 31, 2012
- Last aired
- March 22, 2014
- Original language
- Japanese
- Age rating
- TV-14
- Status
- Ended
- Seasons
- 2 (99 episodes)
- Network
- Nippon TV, YTV
- Country
- Japan
- Production
- TOHO, dentsu, Kodansha
Space Brothers cast & crew
The cast features Hiroaki Hirata as Mutta Nanba (voice), KENN as Hibito Nanba (voice), Masayuki Katou as Kenji Makabe (voice), Miyuki Sawashiro as Serika Itou / Mutta Nanba as a Boy (voice), Masako Ikeda as Sharon Kaneko (voice), and Yuko Sanpei as Hibito Nanba as a Boy (voice).
Behind the camera, the score was composed by Toshiyuki Watanabe and cinematography is by Masaharu Okazaki.
Is Space Brothers worth watching?
With 2 seasons and 99 episodes, it's a long-haul binge.
If you enjoy animation, drama, and sci-fi & fantasy, Space Brothers is worth a place on your watchlist.
How and where to watch Space Brothers
In United States, you can stream Space Brothers on Crunchyroll, Crunchyroll Amazon Channel, Plex, and Tubi TV. Click any service above to open it directly.
Streaming rights change country by country and month by month, so the options above reflect United States today — switch your country at the top of the where-to-watch section to see availability elsewhere.
Rate & review
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Cast of Space Brothers
Hiroaki Hirata
Mutta Nanba (voice)
KENN
Hibito Nanba (voice)
Masayuki Katou
Kenji Makabe (voice)
Miyuki Sawashiro
Serika Itou / Mutta Nanba as a Boy (voice)
Masako Ikeda
Sharon Kaneko (voice)
Yuko Sanpei
Hibito Nanba as a Boy (voice)
Shô Ryûzanji
Tadashi Hoshika (voice)
Ryou Naitou
Yasushi Furuya (voice)
Shintaro Asanuma
Yamato Mizoguchi (voice)
Takanori Hoshino
Reiji Nitta (voice)
Space Brothers — FAQs
▸Where can I watch Space Brothers in United States?
Space Brothers is streaming on Crunchyroll, Crunchyroll Amazon Channel, Plex, Tubi TV in United States.
▸Is Space Brothers on Crunchyroll?
Yes — Space Brothers is currently available on Crunchyroll in United States.
▸What language is Space Brothers in?
Space Brothers is originally in Japanese. Subtitle and dub options vary by streaming service.
▸How many seasons of Space Brothers are there?
Space Brothers has 2 seasons with 99 episodes in total.
▸What is Space Brothers rated?
Space Brothers is rated TV-14. It holds a 8.1/10 audience score from 23 ratings.
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