Writer

Keiichi Hasegawa

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Known for

Godzilla, Mothra and King Ghidorah: Giant Monsters All-Out Attack
Godzilla, Mothra and King Ghidorah: Giant Monsters All-Out Attack
Film · 2001Screenplay
Kamen Rider W Returns: Kamen Rider Accel
Kamen Rider W Returns: Kamen Rider Accel
Film · 2011Writer
Rage of Bahamut
Rage of Bahamut
Television · 2014Series Composition
Kamen Rider
Kamen Rider
Television · 1971Writer
SSSS.GRIDMAN
SSSS.GRIDMAN
Television · 2018Writer
SSSS.DYNAZENON
SSSS.DYNAZENON
Television · 2021Writer
009-1: The End of the Beginning
009-1: The End of the Beginning
Film · 2013Writer
The Big O
The Big O
Television · 1999Writer
Ultraman Tiga: The Final Odyssey
Ultraman Tiga: The Final Odyssey
Film · 2000Screenplay
Ultraman: The Next
Ultraman: The Next
Film · 2004Screenplay
Gridman Universe
Gridman Universe
Film · 2023Screenplay
Ultraman Tiga & Ultraman Dyna: Warriors of the Star of Light
Ultraman Tiga & Ultraman Dyna: Warriors of the Star of Light
Film · 1998Screenplay
Astro Boy
Astro Boy
Television · 2003Writer
Ultraman Saga
Ultraman Saga
Film · 2012Writer
Ultraman Nexus
Ultraman Nexus
Television · 2004Series Composition
Superior Ultra 8 Brothers
Superior Ultra 8 Brothers
Film · 2008Writer
Ultraman Dyna
Ultraman Dyna
Television · 1997Writer
Ultraman Gaia
Ultraman Gaia
Television · 1998Writer
Ultraman Mebius
Ultraman Mebius
Television · 2006Writer
Ultraman Tiga & Ultraman Dyna & Ultraman Gaia: The Battle in Hyperspace
Ultraman Tiga & Ultraman Dyna & Ultraman Gaia: The Battle in Hyperspace
Film · 1999Writer
Ultraman Mebius & Ultra Brothers
Ultraman Mebius & Ultra Brothers
Film · 2006Writer
Ultraman Ginga
Ultraman Ginga
Television · 2013Writer
Ultraman Cosmos
Ultraman Cosmos
Television · 2001Writer
SSSS.DYNAZENON Grand Episode
SSSS.DYNAZENON Grand Episode
Film · 2023Screenplay