Toshihiko Seki
- Known for Acting
Acting credits
- 2025 Demon Slayer: Kimetsu no Yaiba Infinity Castle as Muzan Kibutsuji (voice)
- 2024 Nintama Rantarō: Invincible Master of the Dokutake Ninja as Hansuke Doi (voice)
- 2023 Black Clover: Sword of the Wizard King as Conrad Leto (voice)
- 2019 Demon Slayer: Kimetsu no Yaiba - Sibling's Bond as Muzan Kibutsuji (voice)
- 2017 Mazinger Z: Infinity as Tetsuya Tsurugi (voice)
- 2016 Naruto OVA 12: The Day Naruto Became Hokage as Iruka Umino (voice)
- 2013 Hunter x Hunter: The Last Mission as Wing (voice)
- 2012 Road to Ninja: Naruto the Movie as Iruka Umino (voice)
- 2011 Detective Conan: Quarter of Silence as Shogo Hikawa (voice)
- 2011 Nintama Rantaro the Movie: Ninjutsu Academy - All Hands on Deck! as Hansuke Doi (voice)
- 1996 X as Shougo
- 1994 Dorami-chan: A Blue Straw Hat as Crow (voice)
- 1993 Ocean Waves as Yutaka Matsuno (voice)
- 1993 Ninja Scroll as Yurimaru (voice)
- 1992 Ranma 1/2 the Movie 2: Nihao My Concubine as Mousse (voice)
- 1990 Goddamn as Hans Schultz
- 1986 Castle in the Sky as Additional Voices (voice)