Writer
Birthday: (63) 1962-02-01
Birthplace: Atami, Shizuoka Prefecture, JapanAlso known as: Kei'ichi Hasegawa, 長谷川 圭一,
Kamen Rider Go...
10
Story
Kamen Rider Go...
10
Writer
Super Sentai S...
10
Writer
Kamen Rider Go...
10
Series Composi...
Kamen Rider Dr...
9.5
Writer
Ultraman Dyna
8.933
Writer
Ultraman Cosmos
8.9
Writer
Ultraman Nexus
8.8
Series Composi...
Ultraman Nexus
8.8
Writer
Ultraman Gaia
8.7
Writer
Cackling Kitar...
8.6
Writer
Kamen Rider Dr...
8.5
Writer
Graveyard Kita...
8.5
Script
Ultraman Mebius
8.467
Writer
Gridman Univer...
8.3
Screenplay
Kamen Rider Dr...
8.2
Writer
Ultraman Ginga
8.167
Writer
Ultraman Ginga
8.167
Creator
Kamen Rider Go...
8
Writer
Kamen Rider Go...
8
Writer
Abyssalis Reve...
8
Writer
Astro Boy
7.8
Writer
Ultraman Mebiu...
7.731
Writer
Rage of Bahamut
7.731
Series Composi...
Rage of Bahamut
7.731
Writer
Superior Ultra...
7.588
Writer
SSSS.DYNAZENON
7.5
Writer
SSSS.DYNAZENON
7.5
Series Composi...
Godzilla, Moth...
7.487
Screenplay
SSSS.GRIDMAN
7.3
Writer
SSSS.GRIDMAN
7.3
Series Composi...
Kamen Rider Dr...
7.2
Writer
The Big O
7.1
Writer
Ultraman Saga
7.079
Writer
Ultraman Tiga ...
7.077
Writer
ウルトラマンダイナ SPEC...
7
Writer
Kamen Rider Gh...
7
Writer
Ultraman Cosmo...
7
Writer
Phoenix
6.7
Writer
Ultraman Tiga:...
6.636
Writer
Kamen Rider W ...
6.6
Writer
Ultraman Cosmo...
6.5
Screenplay
Ultraman: The ...
6.4
Writer
Kamen Rider
6.4
Writer
Kamen Rider
6.4
Series Composi...
Ultraman Tiga ...
6.357
Writer
Cutie Honey: T...
6.2
Writer
Ultraman Cosmo...
6.1
Screenplay
009-1: The End...
5.953
Writer
SSSS.DYNAZENON...
5.3
Screenplay
Dream Hazard
4
Director of Ph...
SSSS.GRIDMAN G...
3.4
Writer
My future of b...
0
Writer
Takamine - The...
0
Writer
Kamen Rider Fo...
0
Writer
ネット版 仮面ライダーフォー...
0
Writer