
Seiichiro Nagata
- Date of Birth: 1998-07-09
- Place of Birth: Shizuoka Prefecture, Japan
Biography
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... 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.

No. 1 Sentai Gozyuger Anniversary Discussion
Comedy • 2025 February

Musical The Prince Of Tennis Concert: Dream Live 2017
Comedy, Music • 2017 May

Nanashi: Seventh Special Cause of Death Department: The Stage
• 2023 November

Nanashi: Seventh Special Cause of Death Department
Comedy • 2023 January

Musical Touken Ranbu: 9th Anniversary Festival
• 2024 October

Psychic Detective Yakumo: Bias of Thought
• 2023 February

Touken Ranbu: The Musical - Gou on Stage Zepp Tour Reboot
Music, Comedy • 2025 May

Musical Touken Ranbu ~Shinken Ranbu Sai 2022~
Music • 2022 May

Musical Touken Ranbu: Gou on Stage ~New Satomi Hakkenden~
Music • 2023 November

Labyrinth Opera: Pretty Boy Detective Club Continued
Music, Mystery • 2025 March