Space Brothers
20122 seasons · 99 epEndedTV-14
AnimationDramaSci-Fi & Fantasy
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.
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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)
Episodes
Ended
1. A Big Brother Should Always...
Apr 6, 2013
2. Stand on the Moon Together Alive
Apr 13, 2013
3. Do I Have Good Luck?
Apr 20, 2013
4. Distant Goal
Apr 27, 2013
5. Promise to Drink
May 4, 2013
6. An Engineer's Switch
May 11, 2013
7. Earnest Failure
May 18, 2013
8. Promise Sign
May 25, 2013
9. Sea Diver and Space Diver
Jun 1, 2013
10. Those Who Wait for Hibito
Jun 8, 2013
11. Those Who Dream Far
Jun 15, 2013
12. Young Excitement
Jun 22, 2013
13. Piece of Cake
Jun 29, 2013
14. Wheelchair Pilot
Jul 13, 2013
15. Two Notebooks
Jul 20, 2013
16. Deneil-ized!
Jul 27, 2013
17. Two Keyboards
Aug 3, 2013
18. Next to Hibito
Aug 10, 2013
19. Determination to Give Up
Aug 17, 2013
20. Rehearsal
Aug 31, 2013
21. Hibito's Disorder
Sep 7, 2013
22. A Road on the Roadless Moon
Sep 14, 2013
23. Magic Trick
Sep 21, 2013
24. My Hands
Sep 28, 2013
25. Olga
Oct 5, 2013
26. An Astronaut's Daughter
Oct 12, 2013
27. Out of Time
Oct 19, 2013
28. Olga, Hibito and Gagarin
Oct 26, 2013
29. Secret
Nov 2, 2013
30. Worst Enemy
Nov 9, 2013
31. Space Family
Nov 16, 2013
32. Kenji and I
Nov 23, 2013
33. Supandaman
Nov 30, 2013
34. On the Moon's Surface
Dec 7, 2013
35. For Tomorrow
Dec 14, 2013
36. To the Place Where I Belong
Dec 21, 2013
37. Pretty Dog
Jan 4, 2014
38. Last Words
Jan 11, 2014
39. A Small Note and a Big Lucky Charm
Jan 18, 2014
40. How to Help Hibito
Jan 25, 2014
41. Lonely People
Feb 1, 2014
42. In the Corner of My Heart
Feb 8, 2014
43. Exciting Teamwork
Feb 15, 2014
44. Our History
Feb 22, 2014
45. Astronaut and Father
Mar 1, 2014
46. Won't Go Away
Mar 8, 2014
47. The Ultimate Astronaut
Mar 15, 2014
48. Life Changes, Promises Don't
Mar 22, 2014
Watch order
2 seasons — watch them in this order for the full story.
1Season 1
2012 · 51 ep
2Season 2
2013 · 48 ep
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