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Space Brothers

Space Brothers

2012·TV series·2 seasons · 99 episodes

Animation, Drama, Sci-Fi & Fantasy

8.1 / 10 (24 votes)

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.

0
Original language
日本語
First aired
31 March 2012

Where to Watch

Availability in the US · Subtitle and audio track data

Crunchyroll
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Last verified 2 Nov 2026

Cast

  • Hiroaki Hirata

    Hiroaki Hirata

    Mutta Nanba (voice)

  • KENN

    KENN

    Hibito Nanba (voice)

  • Masayuki Katou

    Masayuki Katou

    Kenji Makabe (voice)

  • Miyuki Sawashiro

    Miyuki Sawashiro

    Serika Itou / Mutta Nanba as a Boy (voice)

  • Masako Ikeda

    Masako Ikeda

    Sharon Kaneko (voice)

  • Yuko Sanpei

    Yuko Sanpei

    Hibito Nanba as a Boy (voice)

  • Shô Ryûzanji

    Shô Ryûzanji

    Tadashi Hoshika (voice)

  • Ryou Naitou

    Ryou Naitou

    Yasushi Furuya (voice)

  • Shintaro Asanuma

    Shintaro Asanuma

    Yamato Mizoguchi (voice)

  • Takanori Hoshino

    Takanori Hoshino

    Reiji Nitta (voice)