About
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".
Known for
Kamen RiderSeries • 1971
Absolute ZeroSeries • 2010
No. 1 Sentai GozyugerSeries • 2025
Mahou Sentai MagirangerSeries • 2005
Seijuu Sentai GingamanSeries • 1998
Ninja Sentai KakurangerSeries • 1994
Special Rescue ExceedraftSeries • 1992
Gosei Sentai DairangerSeries • 1993
Kamen Rider KivaSeries • 2008
Kamen Rider GaimSeries • 2013
Kamen Rider GhostSeries • 2015
Kamen Rider Zi-OSeries • 2018
Special Investigation Robo JanpersonSeries • 1993
Juukou B-FighterSeries • 1995
B-Fighter KabutoSeries • 1996
Kamen Rider AgitoSeries • 2001
Kamen Rider Ex-AidSeries • 2016
Kamen Rider ZOMovie • 1993