Keigo Koyanagi

Keigo Koyanagi
Born	September 25, 1983 (age 41) Toyama Prefecture, Japan
Occupation	Writer
Years Active	2006 - present
External Links

Keigo Koyanagi is a Japanese screenwriter. He has served as a writer and series compositor for the Ultraman Series during the New Generation era.

Career

In 2006, Koyanagi joined an animation production company and worked on production management and setting creation. In 2011, he left the company and became a freelance screenwriter. Since then, he has worked on the scripts for many animation works.

In 2016, Koyanagi took on the first story composition and script for an original robot anime that was broadcasted. After that, he served as the story composer along as the scriptwriter for popular anime works with themes such as vampire legends, werewolf legends, and heroes in fantasy worlds. In recent years, he has been in charge of military research in various works, contributing to enhancing the entertainment value of works through military depictions.

Koyanagi participated in the Ultraman series for the first time as a military adviser in Ultraman Z and worked as a scriptwriter for Ultraman Trigger: New Generation Tiga.

In 2023, Koyanagi serves as series compositor for Ultraman Blazar.

Works

• Ultraman Z (2020) - Military adviser
• Ultraman Trigger: New Generation Tiga (2021) - Writer, 2 episodes
  • Episode 7 "Inter Universe"
  • Episode 8 "The Propagating Invasion "
• Ultraman Blazar (2023-2024) - Series compositor and writer,wrote 7 episodes
  • Episode 1 "First Wave"
  • Episode 2 "The Man who Created SKaRD"
  • Episode 3 "The Name is Earth Garon"
  • Episode 14 "Moonlit Memories"
  • Episode 23 "Visitor 99"
  • Episode 24 "The Approaching Third Wave"
  • Episode 25 "The Ones Who Embrace the Earth"

Literature

• Life-Threatening Decision Height ―The Story of STORAGE's Founding― (2021) - Writer