長谷川圭一

A Japanese screenwriter, best known for his work on anime and tokusatsu, especially the Heisei Ultraman series, and the Heisei Phase 2 and Reiwa era Kamen Rider series.

Shows written

Ultra Series

• Ultraman Tiga
• Ultraman Dyna (main writer)
• Ultraman Gaia
• Ultraman Cosmos
• Ultraman Nexus (series composer)
• Ultraman Mebius
• ULTRASEVEN X
• Ultra Galaxy Mega Dai-Kaijuu Battle
• Ultraman Ginga (series composer)

Kamen Rider

• Kamen Rider W
• Kamen Rider Fourze
• Kamen Rider Drive
• Kamen Rider Ghost
• Kamen Rider Saber
• Kamen Rider Gotchard (main writer, alongside Uchida Hiroki)

Super Sentai

• No.1 Sentai Gozyuger

Other live action shows

• Cutie Honey: The Live
• Majisuka Gakuen 3 (main writer)

Anime

• Devilman Lady
• The Big O
• Zoids: Chaotic Century
• Zoids: Shinseiki/Zero
• Mega Man Battle Network
• Astro Boy: Tetsuwan Atom
• Hi no Tori
• Gaiking: Legend of Daikuu Maryuu
• Happy Lucky Bikkuriman
• GeGeGe no Kitarou 5 (main writer, alongside Sanjou Riku)
• Hakaba Kitarou
• Viper's Creed
• Shingeki no Bahamut: Genesis (series composer)
• SSSS.Gridman (main writer)
• GeGeGe no Kitarou 6
• SSSS.Dynazenon (main writer)

External links

• Wikipedia: Keiichi Hasegawa

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