
Crew
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".

Agito: Superpower War
as Police officer

Shogun's Ninja
as Munenori Yagyu

Tatsujin Warriors

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

Good Morning, Sleeping Lion 2
as Kazuma Kujo

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

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

Good Morning, Sleeping Lion
as Kazuma Kujo

HE -LOW THE FINAL

Kamen Rider Ghost RE:BIRTH - Kamen Rider Specter
as Gyro

No. 1 Sentai Gozyuger
as Shinya Bando / Universe Lupin Red · 2 ep.

Kamen Rider: Reiwa's Gorgeous Sports Day
as Commentary · 4 ep.

Gourmet Detective Goro Akechi
as Prime Minister's Security Police · 1 ep.

Hikonin Sentai Akibaranger
as Himself · 1 ep.

Absolute Zero
as 里谷 隆一 · 1 ep.

Seijuu Sentai Gingaman
as Hiroshi · 1 ep.

B-Fighter Kabuto
as Julio Rivera · 50 ep.

Juukou B-Fighter
as Shadow (episode 29) · 53 ep.

Gosei Sentai Dairanger
as Boxer · 1 ep.

Special Investigation Robo Janperson
as Jeff Gondo's man · 1 ep.