Toshihiko Seki, born on June 11, 1962, in Sendai, Miyagi Prefecture, Japan, is a celebrated Japanese voice actor, actor, singer, and narrator. He has been active in the entertainment industry since 1983 and is affiliated with 81 Produce, a prominent talent agency. Seki is known for his versatility, often voicing characters with serious or easily agitated personalities, such as Duo Maxwell in Mobile Suit Gundam Wing, Iruka Umino in Naruto, Kaien Shiba in Bleach and Riki in Ai no Kusabi. He has also portrayed deranged villains like Legato Bluesummers in Trigun and Muzan Kibutsuji in Demon Slayer: Kimetsu no Yaiba. One of his most iconic roles is Momotaros in Kamen Rider Den-O, a character he has reprised in numerous productions. In addition to his work in anime, Seki has contributed to video games, movies, and dubbing. His talent and dedication have earned him recognition, including being ranked as the 9th favorite voice actor in the 26th Annual Reader's Poll by Animage Magazine in 200...
Demon Slayer: Kimetsu no Yaiba Infinity Castle
2025
Road to Ninja: Naruto the Movie
2012
Castle in the Sky
1986
Black Clover: Sword of the Wizard King
2023
Ocean Waves
1993
Ninja Scroll
1993
Demon Slayer: Kimetsu no Yaiba - Sibling's Bond
2019
My Hero Academia: World Heroes' Mission
2021
Kamen Rider Decade: All Riders vs. Dai-Shocker
2009
Reign: The Conqueror Movie
2000
Kamen Rider Den-O: Final Stage
2007
Yawara! Go Get 'Em, Wimpy Kids!!
1992
Saraba Kamen Rider Den-O: Special Event -Saraba Imagin! At Climax in the Entire Japan!!-
2009
Kamen Rider Den-O & Kiva: Climax Deka
2008
Kamen Rider Den-O: The Birth of Pretty Den-O!
2020
Marina the Manga Artist Goes to Camelot
1990
Hunter x Hunter: The Last Mission
2013
Bio Hunter
1995
Kamen Rider Den-O The Movie: I'm Born!
2007
Oruorane the Cat Player
1992
Nintama RantarΕ: Invincible Master of the Dokutake Ninja
2024
OOO, Den-O, All Riders: Let's Go Kamen Riders
2011
Farewell Kamen Rider Den-O: Final Countdown
2008
TO-Y
1987
Vampire Hunter D: Bloodlust
2001
Zillion: Burning Night
1988
Detective Conan: Quarter of Silence
2011
Yawara! Atlanta Special
1996
Nintama Rantaro the Movie: Ninjutsu Academy - All Hands on Deck!
2011
Genocyber
1994
Ranma 1/2 the Movie: Big Trouble in Nekonron, China
1991
Twilight of the Dark Master
1997
Kamen Rider Kiva: King of the Castle in the Demon World
2008
Trusty Ginjiro
1991
The Weathering Continent
1992
Ultraman Super Fighter Legend
1996
Kiss Me on the Apple of My Eye
1993
Campus Special Investigator Hikaruon
1987
Naruto OVA 12: The Day Naruto Became Hokage
2016
Heart-Coloured Killer Ticket
1990