
Personal Info
Known For
Writing
Gender
Male
Birthday
September 25, 1983 (42 years old)
Place of Birth
Toyama, Japan
Also Known As
- 코야나기 케이고
- 小柳启伍
- 小柳 啓伍
Keigo Koyanagi
Biography
Keigo Koyanagi (小柳 啓伍, Koyanagi Keigo) is a Japanese scriptwriter and production manager.
Known For
Writing

Clevatess
Series Composition
2025

T・P BON
Screenplay
2024

Ultraman Blazar
Writer, Screenplay
2023

Ultraman Trigger: New Generation Tiga
Writer
2021

Godzilla Singular Point
Co-Writer, Researcher
2021

Ultraman Z
Military Consultant
2020

The Rising of the Shield Hero
Series Composition, Writer
2019

Sirius the Jaeger
Series Composition
2018

DRAGON PILOT: Hisone and Masotan
Writer, Researcher, Military Consultant
2018

Our Love Has Always Been 10 Centimeters Apart.
Writer
2017

Under the Dog
Screenplay, Series Composition
2016

The Lost Village
Writer
2016

