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.
Episodes
Cast
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)
About Space Brothers
Space Brothers is an Animation, Drama, and Sci-Fi & Fantasy series starring Hiroaki Hirata, KENN, and Masayuki Katou. It first aired in 2012. It spans 2 seasons and 99 episodes. It airs on Nippon TV.
Watch Space Brothers online free on Chouflix — every season and episode streams in HD with subtitles in English, French and Arabic where available. No sign-up or subscription needed.
Frequently asked questions
Where can I watch Space Brothers online?
You can watch Space Brothers online free on Chouflix — multiple servers, HD quality and no sign-up required.
Is Space Brothers free to watch on Chouflix?
Yes — Space Brothers streams free on Chouflix with no subscription. Just press play.
Does Space Brothers have subtitles?
Chouflix offers subtitles for Space Brothers in multiple languages including English, French and Arabic when available.
