Keiichi Hasegawa

Hasegawa Keiichi

  • Name: Hasegawa Keiichi
  • Native name: 長谷川圭一
  • Also Known as: はせがわ けいいち
  • Nationality: Japanese
  • Gender: Male
  • Born: February 1, 1962
  • Age: 64
Hasegawa Keiichi is a Japanese screenwriter from Atami, Shizuoka, Japan.

He graduated from Nihon University's College of Art, Department of Film. He started his career as an assistant director with the unreleased film "Kuchita Teoshiguruma" and then spent over ten years in the art department working on props and decorations.

In 1997, Hasegawa transitioned to screenwriting, debuting with episode 22 of "Ultraman Tiga." The same year, he became the main writer for "Ultraman Dyna." By 1998, he expanded his work to include writing scripts for anime.

(Source: MyDramaList) Edit Biography
Screenwriter
Year Title Type Rating
2025
Drama
6.8
2024
Movie
7.2
2023
Drama
6.9
2020
Drama
7.1
2017
Drama
6.0
2016
Movie
7.3
2015
Drama
7.6
2015
Drama
6.8
2014
Drama
8.0
2013
Movie
5.8
2013
Drama
6.9
2012
Movie
6.8
2011
Drama
8.0
2011
Movie
7.6
2009
Drama
8.4
2008
Movie
7.6
2007
Drama
7.3
2007
Drama
6.9
2007
Drama
7.2
2006
Movie
7.6
2006
Drama
7.9
2004
Movie
7.3
2004
Drama
7.6
2003
Movie
7.4
2002
Movie
7.0
2001
Movie
7.4
2001
Drama
7.5
2000
Movie
7.6
1999
Movie
7.3
1998
Drama
7.7
1998
Movie
7.4
1997
Drama
7.7
1996
Drama
7.8
Drama
Year Title # Role Rating
1996
Ultraman Tiga
Ultraman Tiga
Japanese Drama, 1996, 52 eps
[Refugee] (Ep. 18) (Guest Role)
52
[Refugee] (Ep. 18)
Guest Role
7.8
Movie
Year Title Role Rating
2011
Kamen Rider W Returns: Kamen Rider Accel
Kamen Rider W Returns: Kamen Rider Accel
Japanese Movie, 2011,
[Drunken man] (Cameo)
[Drunken man]
Cameo
7.6
Screenwriter
Year Title Type Rating
2026
Drama
7.4
2025
Special
6.9
2024
Special
6.8
2024
Special
6.7
2014
Special
7.1
2014
Special
7.0
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Hasegawa Keiichi

Keiichi Hasegawa
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Details

  • First Name: Keiichi
  • Family Name: Hasegawa
  • Native name: 長谷川圭一
  • Also Known as: はせがわ けいいち
  • Nationality: Japanese
  • Gender: Male
  • Born: February 1, 1962
  • Age: 64

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