Toshihiko Seki
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 (240 titles)
MovieChō Uchū Keiji Gyaban Infiniti Taiyō ga Naita Hi
Cosmo Gavarion System Voice / Gavarion Trigger System Voice · 2026
7.3ShowMy Ribdiculous Reincarnation
2026
MovieSuper Space Sheriff Gavan Infinity: Jo-Chaku Course
Gavarion Trigger System Voice (voice) · 2026
4.3ShowPROJECT R.E.D.
GavarionTrigger / CosmoGavarion (voice) · 2026
7.6ShowSANDA
Hifumi Ōshibu (voice) · 2025
7.7MovieDemon Slayer: Kimetsu no Yaiba Infinity Castle
Muzan Kibutsuji (voice) · 2025
4.0ShowU Takes Terra
Chongyue (Voice) · 2025
7.2ShowMashin Creator Wataru
Mr. Liar (voice) · 2025
7.2ShowI Have a Crush at Work
Pastor (voice) · 2025
7.6MovieNintama Rantarō: Invincible Master of the Dokutake Ninja
Hansuke Doi (voice) · 2024
7.5ShowGood Bye, Dragon Life
Dio (voice) · 2024
8.2ShowRanma1/2
Mousse (voice) · 2024
7.9ShowI Parry Everything
Carew (voice) · 2024
8.4ShowKaiju No. 8
Kaiju No. 11 (voice) · 2024
7.4MovieThe Birth of Kitaro: The Mystery of GeGeGe
Kitarou's Father (voice) · 2023
7.5ShowOnimusha
Kojiro Sasaki (voice) · 2023
7.8ShowPLUTO
Pluto (voice) · 2023
8.0ShowThe Most Heretical Last Boss Queen: From Villainess to Savior
Clark Darwin (voice) · 2023
8.3ShowRurouni Kenshin
Narration (voice) · 2023
8.1MovieBlack Clover: Sword of the Wizard King
Conrad Leto (voice) · 2023
6.8ShowHIGH CARD
Norman Kingstat (voice) · 2023
7.7MovieDemon Slayer: Kimetsu no Yaiba - Asakusa Arc
Muzan Kibutsuji (voice) · 2022
9.5ShowAvataro Sentai Donbrothers meets Kamen Rider Den-O: Aim for it! The Don-O
Momotaros (voice) · 2022
7.6MovieMy Hero Academia: World Heroes' Mission
Eddie Soul (voice) · 2021
6.0MovieKamen Rider Saber + Kikai Sentai Zenkaiger: Super Hero Chronicles
Momotaros (voice) / Kamen Rider Den-O (voice) · 2021
7.2ShowHigurashi: When They Cry - NEW
Kyousuke Irie (voice) · 2020
8.0MovieKamen Rider Den-O: The Birth of Pretty Den-O!
Momotaros (voice) · 2020
8.4ShowThe Misfit of Demon King Academy
Ahide Alobo Agatze (voice) · 2020
8.1ShowAscendance of a Bookworm
Eustachius (voice) · 2019
7.4ShowSAINT SEIYA: Knights of the Zodiac
Scorpio Milo (voice) · 2019