@
Writing
🎂 1983-09-25
Keigo Koyanagi (小柳 啓伍, Koyanagi Keigo) is a Japanese scriptwriter and production manager.
Writer
2021
2018
Screenplay
2024
Co-Writer
Series Composition
2019
2016
2025
2023
2017
2015
Researcher
Military Consultant
2020
Script
2012
2014
