Seiji Takaiwa
Acting
Biography
Seiji Takaiwa is a Japanese stunt performer and suit actor from Saitama Prefecture affiliated with Japan Action Enterprises. He is married to retired stunt performer and suit actor Rie Murakami.
He has been cast in many leading roles in the Super Sentai and Kamen Rider series, portraying a diverse range of characters. He has been the suit actor of 17 out of the 19 lead Heisei Kamen Riders. Because of his many lead roles in the series, fans have dubbed him "Mr. Kamen Rider".
Notable Works
Prominent titles featuring Seiji Takaiwa
Filmography
Acting (23)
2026
Agito: Superpower Waras Police Chief
7.1
9.0
2025
Shogun's Ninjaas Munenori Yagyu
7.4
2024
What If My Girlfriend Was a Yokai Hunter... （That's a Wrap)as Katsuragi Hisa
2024
10.0
2024
Good Morning, Sleeping Lion 2as Kazuma Kujo
10.0
2024
Kamen Rider 555 20th: Paradise Regainedas Ramen Shop Regular Customer
5.9
2023
What If My Girlfriend Was a Yokai Hunter... （Second Helping)as Katsuragi Hisa
2022
Good Morning, Sleeping Lionas Kazuma Kujo
9.0
2022
Kamen Rider Revice the Movie Spin-Off: Birth of Chimeraas Akinari Otani
7.0
6.6
2017
2009
2008
6.8
2007
Momotaros' Summer Vacationas Momotaros (suit actor)
2002
Kamen Rider Ryuki Hyper Battle Video: Ryuki vs. Kamen Rider Agitoas Kamen Rider Agito (voice)
5.4
2001
Kamen Rider Agito Special: A New Transformationas Kamen Rider Agito (Suit Actor)
6.0
1993
9.0
1990
7.4
Production & Directing (20)
2016
Kamen Rider #1Stunts
7.5
2009
Kamen Rider GStunts
5.5
7.3
2008
7.8
2007
7.2
7.8
2006
6.7
2003
7.8
1999
5.9
1993
Kamen Rider ZOStunts
7.3