Directed credits
0
Emerging
Beginning to build directing work.
Director
Keigo Koyanagi
Writing
Career Snapshot
ExplainedThese indicators come from TMDB. They are relative signals, not review ratings.
TMDB popularity
0.5
Low visibility
TMDB internal trend index. Higher usually means more searches and page activity now.
Directed movies: 0Directed series: 0All crew credits: 20
TMDB ID: 1872455
IMDb ID: nm4469098
Known for: Writing
Born: September 25, 1983
Age: 42
Place of birth: Toyama, Japan
Gender: Male
Adult content flag: No
Career span: 2012 - 2025
Years active: 14
Average TMDB rating: 7.39
Wikidata: Q119918278
Also known as
코야나기 케이고 • 小柳启伍 • 小柳 啓伍
Frequent jobs
Writer (8)Series Composition (6)Screenplay (3)Co-Writer (1)Military Consultant (1)Script (1)
Biography
Keigo Koyanagi (小柳 啓伍, Koyanagi Keigo) is a Japanese scriptwriter and production manager.
Series
Top Rated Series
Highest rated series linked with Keigo Koyanagi.
Series Composition • 62 eps
The Rising of the Shield Hero
2019 • Series
Writer • 2 eps
Our Love Has Always Been 10 Centimeters Apart.
2017 • Series
Series Composition • 24 eps
Clevatess
2025 • Series
Script • 2 eps
The Pet Girl of Sakurasou
2012 • Series
Co-Writer • 13 eps
Godzilla Singular Point
2021 • Series
Series Composition • 12 eps
Sirius the Jaeger
2018 • Series
Movies
Most Popular Movies
Most viewed movie titles linked with Keigo Koyanagi.
Series
Most Popular Series
Most viewed series linked with Keigo Koyanagi.
Co-Writer • 13 eps
Godzilla Singular Point
2021 • Series
Series Composition • 24 eps
Clevatess
2025 • Series
Military Consultant • 28 eps
Ultraman Z
2020 • Series
Series Composition • 62 eps
The Rising of the Shield Hero
2019 • Series
Writer • 2 eps
Classroom Crisis
2015 • Series
Screenplay • 5 eps
T・P BON
2024 • Series
Writer • 4 eps
DRAGON PILOT: Hisone and Masotan
2018 • Series
Writer • 2 eps
The Lost Village
2016 • Series
Writer • 6 eps
Ultraman Blazar
2023 • Series
Script • 2 eps
The Pet Girl of Sakurasou
2012 • Series
Series Composition • 13 eps
Regalia: The Three Sacred Stars
2016 • Series
Writer • 2 eps
Ultraman Trigger: New Generation Tiga
2021 • Series
Movies
Other Crew Work in Movies
Additional movie credits for Keigo Koyanagi.
Series
Other Crew Work in Series
Additional series credits for Keigo Koyanagi.
Series Composition • 24 eps
Clevatess
2025 • Series
Writer • 11 eps
119 Emergency Call
2025 • Series
Screenplay • 5 eps
T・P BON
2024 • Series
Series Composition • 12 eps
Brave Bang Bravern!
2024 • Series
Writer • 6 eps
Ultraman Blazar
2023 • Series
Writer • 2 eps
Ultraman Trigger: New Generation Tiga
2021 • Series
Co-Writer • 13 eps
Godzilla Singular Point
2021 • Series
Military Consultant • 28 eps
Ultraman Z
2020 • Series
Series Composition • 62 eps
The Rising of the Shield Hero
2019 • Series
Series Composition • 12 eps
Sirius the Jaeger
2018 • Series
Writer • 4 eps
DRAGON PILOT: Hisone and Masotan
2018 • Series
Writer • 2 eps
Our Love Has Always Been 10 Centimeters Apart.
2017 • Series
Series Composition • 13 eps
Regalia: The Three Sacred Stars
2016 • Series
Writer • 2 eps
The Lost Village
2016 • Series
Writer • 2 eps
Classroom Crisis
2015 • Series
Series Composition • 4 eps
GO!GO!575
2014 • Series