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Denki Hero Roboman 21 (Kanji: 電気ヒーローロボマン21) is an anime series rebooting the 1977 series created by Kyōgo Yamashita and aired on NHK starting February 27, 2021.

It is the first Roboman series to be animated entirely in CGI.

On July 17, 2021, it was announced after the airing of its 21st episode that due to the 2020 Summer Olympics, the series was in a 3 week hiatus, returning to air on August 14, 2021.


Mako Kanehata is a young girl from a very wealthy family, when sees threats from the mischievous Akumas, she calls in the powerful Roboman and they work together to save the day.


Episode 27 introduces the Four Aces bōsōzoku gang, replacing the Akumas as the main antagonists:

  • Junya Enoki as Shirō Miyano, leader of the gang.
  • Tomokazu Seki as Shōji Ogura.
  • Kōji Okino as Kyūta Minato.
  • Reona Irie as Motoya Watanabe.

Theme Songs


  1. "Denki Hero Roboman (電気ヒーローロボマン)" by Doremi-Paradox
    Lyrics by Kyōgo Yamashita
    Composition by Isao Tomita
    Arrangement by Doremi-Paradox
  2. "Android& (アンドロイド&)" by Perfume
    Lyrics, Composition and Arrangement by Yasutaka Nakata


  1. "Tululu" by Bonjour Suzuki
    Lyrics and Composition by Bonjour Suzuki
    Arrangement by Taku Inoue
  2. "Mugen Loop (∞ループ, Infinite Loop)" by Perfume
    Lyrics, Composition and Arrangement by Yasutaka Nakata

See also