
Actor
Seiji Takaiwa
Born 1968 · Saitama, Japan
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".
Acting

Special Investigation Robo Janperson
Guild Combat Robot · 1993

Kamen Rider
Black suit Man · 1971

Juukou B-Fighter
Shadow (episode 29) · 1995

B-Fighter Kabuto
Julio Rivera · 1996

Ninja Sentai Kakuranger Part 3: The Fights of Middle Age
Jagoemon · 2024

Hikonin Sentai Akibaranger
Himself · 2012

Special Rescue Exceedraft
Jewelry Burglar · 1992

Good Morning, Sleeping Lion 2
Kazuma Kujo · 2024

Absolute Zero
里谷 隆一 · 2010

Good Morning, Sleeping Lion
Kazuma Kujo · 2022

Gosei Sentai Dairanger
Boxer · 1993

Tokusou Robo Janperson the Movie: Mother is Eternal! The Electric Brain’s Love and Passion on the Operating Table
Neo Guild Killer Robot · 1993

Agito: Superpower War
Police officer · 2026

Heisei Rider vs. Showa Rider: Kamen Rider Wars feat. Super Sentai
Worker · 2014

Gourmet Detective Goro Akechi
Prime Minister's Security Police · 2020

Kamen Rider Kiva: King of the Castle in the Demon World
Policeman · 2008

Seijuu Sentai Gingaman
Hiroshi · 1998

Shogun's Ninja
Munenori Yagyu · 2025

No. 1 Sentai Gozyuger
Shinya Bando / Universe Lupin Red · 2025

Kamen Rider Ghost RE:BIRTH - Kamen Rider Specter
Gyro · 2017

Kamen Rider 555 20th: Paradise Regained
Ramen Shop Regular Customer · 2024

Kamen Rider Ryuki Hyper Battle Video: Ryuki vs. Kamen Rider Agito
Kamen Rider Agito (voice) · 2002

Kamen Rider: Reiwa's Gorgeous Sports Day
Commentary · 2024

Kamen Rider Revice the Movie Spin-Off: Birth of Chimera
Akinari Otani · 2022