Cast
Toshihiko Seki
Acting
Cast
Toshihiko Seki
Known for
Acting
Born
1962-06-11
From
Sendai, Japon
Also known as せき としひこ, 关俊彦, 関 俊彦
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.
★7.7
MOVIE2025
Demon Slayer: Kimetsu no Yaiba Infinity Castle
as Muzan Kibutsuji (voice)
★8.0
MOVIE1986
Castle in the Sky
as Additional Voices (voice)
★7.0
MOVIE2017
Mazinger Z: Infinity
as Tetsuya Tsurugi (voice)
★7.1
MOVIE2011
Detective Conan: Quarter of Silence
as Shogo Hikawa (voice)
★8.1
MOVIE2023
Black Clover: Sword of the Wizard King
as Conrad Leto (voice)
★7.4
MOVIE2012
Road to Ninja: Naruto the Movie
as Iruka Umino (voice)
★6.2
MOVIE2009
Kamen Rider × Kamen Rider W & Decade: Movie War 2010
as Kamen Rider Den-O (voice)
★7.6
MOVIE2021
My Hero Academia: World Heroes' Mission
as Eddie Soul (voice)
★2.0
MOVIE1994
Wild 7: Biker Knights
as Dairoku Hiba
★5.7
MOVIE2017
Kamen Rider × Super Sentai: Ultra Super Hero Wars
as Momotaros - Kamen Rider Den-O Sword Form (voice)
★5.6
MOVIE2001
Saiyuki: Requiem
as Genjo Sanzo (voice)
★6.1
MOVIE1996
X: The Movie
as Shougo
MOVIE1990
Goddamn
as Hans Schultz
★7.8
MOVIE1993
Ninja Scroll
as Yurimaru (voice)
★6.9
MOVIE2008
Kamen Rider Kiva: King of the Castle in the Demon World
as Penetentiary Officer Sanjo
★6.4
MOVIE1993
Ocean Waves
as Yutaka Matsuno (voice)
★5.0
MOVIE1988
Balthus: Tia's Radiance
as Eud (voice)
★6.9
MOVIE2013
Hunter x Hunter: The Last Mission
as Wing (voice)
★3.8
MOVIE1987
The Samurai
as Takeshi Chimatsuri
★7.9
MOVIE2019
Demon Slayer: Kimetsu no Yaiba - Sibling's Bond
as Muzan Kibutsuji (voice)
MOVIE1991
Inferious Interplanetary War Chronicle - Condition Green
as Soo Laform (voice)
★1.0
MOVIE1988
Sunlight All Around! Ka - su - mi: You Were in My Dreams
as Reporter B (voice)
★6.6
MOVIE2012
Kamen Rider × Super Sentai: Super Hero Wars
as Momotaros - Kamen Rider Den-O Sword Form (voice)
★6.4
MOVIE2009
Kamen Rider Decade: All Riders vs. Dai-Shocker
as Momotaros / Kamen Rider Den-O (voice)
★7.5
MOVIE2016
Naruto OVA 12: The Day Naruto Became Hokage
as Iruka Umino (voice)
★6.1
MOVIE2018
Kamen Rider Heisei Generations Forever
as Momotaros / Kamen Rider Den-O Sword Form (voice)
MOVIE2026
Chō Uchū Keiji Gyaban Infiniti Taiyō ga Naita Hi
as Cosmo Gavarion System Voice / Gavarion Trigger System Voice
★7.4
MOVIE1998
Gundam Wing: The Endless Waltz
as Duo Maxwell (voice)
★8.0
MOVIE1992
Ranma 1/2 the Movie 2: Nihao My Concubine
as Mousse (voice)
★7.4
MOVIE2023
The Birth of Kitaro: The Mystery of GeGeGe
as Kitarou's Father (voice)
★6.3
MOVIE2011
OOO, Den-O, All Riders: Let's Go Kamen Riders
as Momotaros / Kamen Rider Den-O Sword Form (voice)
★7.3
MOVIE1991
Ranma 1/2 the Movie: Big Trouble in Nekonron, China
as Mousse (voice)
★7.7
MOVIE2022
Demon Slayer: Kimetsu no Yaiba - Asakusa Arc
as Muzan Kibutsuji (voice)
★7.3
MOVIE2008
Farewell Kamen Rider Den-O: Final Countdown
as Momotaros (voice)
★4.0
MOVIE2000
Baby Felix & Friends
as Felix The Cat
★5.6
MOVIE2011
Nintama Rantaro the Movie: Ninjutsu Academy - All Hands on Deck!
as Hansuke Doi (voice)
★7.4
MOVIE2015
Mobile Suit Gundam: The Origin II - Artesia's Sorrow
as Char Aznable (voice)
★4.7
MOVIE1989
Hades Project: Zeorymer Extinction
as Masato Akitsu / Masaki Kihara (voice)
MOVIE2010
Kamen Rider × Kamen Rider × Kamen Rider The Movie Cho-Den-O Trilogy Movie Released Memorial Special Stage: Imagin Super Climax Tour 2010
★5.4
MOVIE1997
Twilight of the Dark Master
as Shijo Tsunami (voice)
★5.1
MOVIE1991
Nadia: The Secret of Blue Water - The Motion Picture
as Falt (voice)
★7.2
MOVIE2007
Kamen Rider Den-O The Movie: I'm Born!
as Momotaros (voice)
★6.4
MOVIE2014
Heisei Rider vs. Showa Rider: Kamen Rider Wars feat. Super Sentai
as Kamen Rider Den-O Sword Form (voice)
★6.1
MOVIE2009
Super Kamen Rider Den-O & Decade NEO Generations: The Onigashima Warship
as Momotaros (voice)
★5.6
MOVIE1994
Genocyber
as Sakomizu (voice)
★5.3
MOVIE2010
Super Kamen Rider Den-O Trilogy - Episode Red: Zero's Star Twinkle
as Momotaros (voice)
MOVIE1990
TOKYO CITY Melhen 2
★8.0
MOVIE2008
Kamen Rider Den-O & Kiva: Climax Deka
as Momotaros (voice)
MOVIE2026
Super Space Sheriff Gavan Infinity: Jo-Chaku Course
as Gavarion Trigger System Voice (voice)
★6.5
MOVIE1996
Yawara! Atlanta Special
MOVIE1996
Ultraman Super Fighter Legend
as Ultraseven / Ultraman Leo (voice)
★3.5
MOVIE1990
Ryokunohara Labyrinth - Sparkling Phantom
as Hiroki Imashi
★5.2
MOVIE2010
Super Kamen Rider Den-O Trilogy - Episode Yellow: Treasure de End Pirates
as Momotaros (voice)
★6.0
MOVIE2021
Kamen Rider Saber + Kikai Sentai Zenkaiger: Super Hero Chronicles
as Momotaros (voice) / Kamen Rider Den-O (voice)
★6.2
MOVIE1989
Angel Cop
as Tachihara (voice)
★5.6
MOVIE2010
Super Kamen Rider Den-O Trilogy - Episode Blue: The Dispatched Imagin is Newtral
as Momotaros (voice)
★6.2
MOVIE1992
Download: Devil's Circuit
as Sid (voice)
★5.9
MOVIE1995
Bio Hunter
as Komada
★6.8
MOVIE1994
Love Wedge 2
as Riki (voice)
★4.0
MOVIE1989
Scarlet Demon
MOVIE2007
Momotaros' Summer Vacation
as Momotaros (voice)
★8.0
MOVIE2020
Kamen Rider Den-O: The Birth of Pretty Den-O!
as Momotaros (voice)
★7.6
MOVIE2024
Nintama Rantarō: Invincible Master of the Dokutake Ninja
as Hansuke Doi (voice)
★7.4
MOVIE2000
Reign: The Conqueror Movie
as Alexander
★4.3
MOVIE1986
Call Me Tonight
as Hayata (voice)
MOVIE2008
Kamen Rider Den-O: Final Trilogy Special Edition
as Momotaros (voice)
MOVIE2008
Imagin Anime: Momotaros Forever!/Imajin Terminal Station
as Momotaros (voice)
★5.3
MOVIE1993
Suikoden Demon Century
as Takateru Suga (voice)
★6.0
MOVIE1994
I'm Not an Angel!
as Bunta Kouno (voice)
★6.8
MOVIE1992
Love Wedge 1
as Riki (voice)
★3.0
MOVIE1991
Handsome Girl
as Ichiya Kumagai (voice)
★7.3
MOVIE1987
Campus Special Investigator Hikaruon
as Hikaru Shihodo / Hikaruon (voice)
★4.7
MOVIE1991
Hisashi Eguchi's Kotobuki Goro Show
as Piston Akagi (voice)
★7.0
MOVIE1991
Yuukan Club
★7.0
MOVIE1992
Calico Cat Holmes and the Lord of the Haunted Castle
as Yoshitaro Katayama (voice)
MOVIE2007
Kamen Rider Den-O: Singing, Dancing, Great Training!!
as Momotaros (voice)
★4.2
MOVIE2002
Animation Store Manager
as Ryuu Raiba (voice)
★6.0
MOVIE1992
Yawara! Go Get 'Em, Wimpy Kids!!
as (voice)
★4.0
MOVIE1996
The End of the Century Darling
as Todorokki Kouhei (voice)
★3.5
MOVIE1987
Maryuu Senki
★6.6
MOVIE2013
Higurashi: When They Cry - Outbreak
as Kyousuke Irie (voice)
★4.1
MOVIE1988
Hades Project: Zeorymer Separation
as Masaki Kihara (voice)
★4.1
MOVIE1988
Hades Project: Zeorymer Separation
as Masato Akitsu (voice)
MOVIE2011
OOO, Den-O, All Riders: Let's Go Kamen Riders: ~Let's Look! Only Your 48 Riders~
as Momotaros (voice)
★5.8
MOVIE1989
Demon Hunter Makaryūdo
as Shou Kurogane (voice)
MOVIE1993
Kiss Me on the Apple of My Eye
as Naoto (voice)
★2.0
MOVIE1989
Cinderella Express
as Yuji Shimano
MOVIE1996
Violinist of Hamelin: The Movie
as Raiel (voice)
★7.8
MOVIE1987
TO-Y
as Shouji (voice)
★4.0
MOVIE1991
Trusty Ginjiro
as Hideki Mitsui (voice)
MOVIE2007
Crayon Shin-chan Midsummer Night: I Have Arrived! The Storm is Called Den-O vs. Shin-O! 60 Minute Special!!
as Momotaros (voice)
★5.5
MOVIE1992
The Weathering Continent
as Tieh (voice)
MOVIE2009
Kamen Rider Kiva & Den-O: DenLiner, Into Space!
as Momotaros (voice)
★5.0
MOVIE2004
Paranoia Agent: Part 1
as まにわ みつひろ
★7.0
MOVIE1988
Zillion: Burning Night
as J.J. (voice)
★6.2
MOVIE1994
Dorami-chan: A Blue Straw Hat
as Crow (voice)
★4.0
MOVIE2002
Saiyuki Interactive
MOVIE1990
Heart-Coloured Killer Ticket
as Chuta Misora (voice)
MOVIE1988
Kaze wo Nuke!
MOVIE1991
Nadia: The Secret of Blue Water - Nautilus Story II
as Fate (voice)
★6.0
MOVIE1988
Dragon Century
as Carmine (voice)
MOVIE2008
Momotaros' King of the Crimson Castle
as Momotaros (voice)
★1.0
MOVIE1990
Marina the Manga Artist Goes to Camelot
as Bijomaru Shizuka (voice)
MOVIE2007
Kamen Rider Den-O: Final Stage
as Momotaros
MOVIE1990
Midoriyama High School, Koshien Edition (Movie)
★4.0
MOVIE1992
Oruorane the Cat Player
as The Cellist
MOVIE2017
Saraba Kamen Rider Den-O: Special Event -Saraba Imagin! At Climax in the Entire Japan!!-
as Momotaros
MOVIE1991
Moonlight Pierce
as Hiroshi Takama (voice)
MOVIE2010
Kamen Rider Decade: Final Stage
as Momotaros / Kamen Rider Den-O (Sword Form)
MOVIE2009
10th Anniversary Project: Masked Rider LIVE & SHOW
as Kamen Rider Den-O Sword Form (voice)
MOVIE2009
Saraba Kamen Rider Den-O: Special Event -Saraba Imagin! At Climax in the Entire Japan!!-
as Momotaros (voice)
★2.0
MOVIE1990
Milky Passion: Dougenzaka - The Castle of Love
as Ootsuki (voice)
★4.5
MOVIE1997
Chimera: Angel of Death
as Ron