Seiichiro Nagata
In 2016, he made his acting debut in the 3rd season of the musical “The Prince of Tennis”. On October 2, 2017 he transferred from Watanabe Entertainment to SUI Co., Ltd. He is active in 2.5 stages and Musical Touken Ranbu as Murakumo Gou. In November 2023, he appeared in "Kamen Rider Gatchard" and " Kamen Rider Gatchard VS Kamen Rider Legend" as Houou Kaguya Quartz. He left SUI Co., Ltd. on April 30, 2024 and became a freelancer starting May 1, 2024. On July 1st of the same year, he opened his first official fan club and official website.
Acting
TV
Kamen Rider
as Houou Kaguya Quartz / Kamen Rider Legend
1971
TV
Kamen Rider Gotchard VS Kamen Rider Legend
as Houou Kaguya Quartz / Kamen Rider Legend
2023
TV
Kamen Rider Gotchard
as Ho-Oh Kaguya Quartz / Kamen Rider Legend
2023
Movie
Musical Touken Ranbu: Tokyo Kokoro Oboe
as Murakumo Gou
2021
Movie
Labyrinth Opera: Pretty Boy Detective Club
as Michiru Fukuroi
2022
Movie
Kamen Rider Gotchard: The Future Daybreak
as Ho-Oh Kaguya Quartz / Kamen Rider Legend
2024
TV
Kamen Rider Gotchard Short Anime: Gotcha the Seven Mysteries of Furasu High!
as Houou Kaguya Quartz
2024
Movie
Psychic Detective Yakumo: Bias of Thought
as Yaguchi
2023
Movie
Musical Touken Ranbu: Gou on Stage ~New Satomi Hakkenden~
as Murakumo Gou
2023
![Brain Crash Theatre [Dramatical Murder]](https://image.tmdb.org/t/p/w300/9b3D6L42yQWrKrludIUhl0H3FaZ.jpg)
Movie
Brain Crash Theatre [Dramatical Murder]
as Aoba Seragaki
2019
Movie
Kamen Rider Gotchard Final Episode: You and Me, We've Got CHEMY×STORY - Director's Cut Version
as Ho-Oh Kaguya Quartz / Kamen Rider Legend
2024
Movie
Musical Touken Ranbu: 9th Anniversary Festival
as 村雲江
2024
Movie
Mob Psycho 100 (Crash! Claw's 7th Branch)
as Shou Suzuki
2022
Movie
No. 1 Sentai Gozyuger Anniversary Discussion
as Kamen Rider Legend (voice)
2025
Movie
Nanashi: Seventh Special Cause of Death Department: The Stage
as Tsuyobi
2023
Movie
Anaden vol.2 "Nosferatu in the Mist - The Legend of Dracula"
as Dracula/Vlad III
2021
Movie
Mob Psycho 100 ~Ura tai Ura ~
as Sho Suzuki
2019
Movie
Labyrinth Opera: Pretty Boy Detective Club Continued
as Michiru Fukuroi
2025
Movie
Kamen Rider Gotchard: Final Stage
as Ho-Oh Kaguya Quartz/Kamen Rider Legend
2024
Movie
Musical The Prince Of Tennis Concert: Dream Live 2017
as Kikumaru Eiji
2017
Movie
Musical The Prince Of Tennis Concert: Dream Live 2018
as Kikumaru Eiji
2018
Movie
Musical Touken Ranbu ~Shinken Ranbu Sai 2022~
as Murakumo Gou
2022
Movie
Musical Touken Ranbu: Gou on Stage Zepp Tour
as Murakumo Gou
2023
Movie
Musical Touken Ranbu: Gou on Stage Zepp Tour Reboot
as Murakumo Gou
2025