Keiichi Hasegawa
writer,actor
Filmography
43 titles- 2025 No. 1 Sentai Gozyuger Writer
- 2024 Kamen Rider Gotchard: The Future Daybreak Writer
- 2024 We Are Class 3G Writer
- 2023 Kamen Rider Gotchard Writer
- 2023 SSSS.DYNAZENON Grand Episode Writer
- 2023 SSSS.Gridman Writer
- 2023 Gridman Universe Writer
- 2021 SSSS.Dynazenon Writer
- 2020 Kamen Rider Saber Writer
- 2018 SSSS.Gridman Writer
- 2015 Adrenaline No Yoru Writer
- 2015 Kamen Rider Ghost Writer
- 2014 Rage of Bahamut: Genesis Writer
- 2014 Kamen Rider Drive Writer
- 2013 009-1: The End of the Beginning Writer
- 2013 Ultraman Ginga Writer
- 2012 Ultraman Saga Writer
- 2011 Kamen Rider Fourze Writer
- 2010 Majisuka gakuen Writer
- 2009 Kamen Rider W Writer
- 2008 Great Decisive Battle! The Super 8 Ultra Brothers Writer
- 2008 Graveyard Kitaro Writer
- 2007 Gegege no Kitarô Writer
- 2007 Kyûteî Hanî: The Live Writer
- 2006 Ultraman Mebius and Ultra Brothers Writer
- 2004 Phoenix Writer
- 2004 Ultraman Nexus Writer
- 2004 Ultraman: The Next Writer
- 2003 Ultraman Cosmos vs. Ultraman Justice: The Final Battle Writer
- 2003 Astro Boy Writer
- 2002 Ultraman Cosmos: The Blue Planet Writer
- 2002 MegaMan: NT Warrior Writer
- 2001 Ultraman Cosmos Writer
- 2001 Godzilla, Mothra and King Ghidorah: Giant Monsters All-Out Attack Writer
- 2000 Ultraman Tiga: The Final Odyssey Writer
- 1999 Zoids: Chaotic Century Writer
- 1999 The Big O Writer
- 1999 Ultraman Tiga & Ultraman Dyna & Ultraman Gaia: Battle in Hyperspace Writer
- 1998 Devilman Lady Writer
- 1998 Ultraman Tiga & Ultraman Dyna: Warriors of the Star of Light Writer
- 1998 Ultraman Gaia Writer
- 1997 Ultraman Dyna Writer
- 1996 Ultraman Tiga Writer