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
7.2ShowMy 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
7.5ShowSANDA
Hifumi Ōshibu (voice) · 2025
8.8MovieDemon 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
8.1ShowRanma1/2
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
7.9ShowPLUTO
Sahad (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
7.6MovieDemon 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