Toshihiko Seki
Actor
Biography
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 2004.
Filmography
Road to Ninja: Naruto the Movie
as Iruka Umino (voice) 2012
Ocean Waves
as Yutaka Matsuno (voice) 1993
Vampire Hunter D: Bloodlust
as Grove Marcus (voice) 2001
Ninja Scroll
as Yurimaru (voice) 1993
Demon Slayer: Kimetsu no Yaiba Infinity Castle
as Muzan Kibutsuji (voice) 2025
My Hero Academia: World Heroes' Mission
as Eddie Soul (voice) 2021
Black Clover: Sword of the Wizard King
as Conrad Leto (voice) 2023
Mazinger Z: Infinity
as Tetsuya Tsurugi (voice) 2017
Demon Slayer: Kimetsu no Yaiba - Sibling's Bond
as Muzan Kibutsuji (voice) 2019
Hunter x Hunter: The Last Mission
as Wing (voice) 2013
Ranma 1/2 the Movie 2: Nihao My Concubine
as Mousse (voice) 1992
Detective Conan: Quarter of Silence
as Shogo Hikawa (voice) 2011
Ranma 1/2 the Movie: Big Trouble in Nekonron, China
as Mousse (voice) 1991
X: The Movie
as Shougo 1996
Demon Slayer: Kimetsu no Yaiba - Asakusa Arc
as Muzan Kibutsuji (voice) 2022
Naruto OVA 13: The Day Naruto Became Hokage
as Iruka Umino (voice) 2016