---
name: "Tomokazu Seki"
canonical: "https://film.one/person/tomokazu-seki"
roles: ["Actor"]
born: "8 September 1972"
reviewed_on_fi1m: 2
average_fi1m_score: 80
updated: "2026-09-16T23:25:01.609751+00:00"
licence: "© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL."
---

# Tomokazu Seki

Actor. Born 8 September 1972 in Koto, Tokyo, Japan.

## Details

- **Work:** Actor
- **Born:** 8 September 1972, Koto, Tokyo, Japan
- **Active:** 1995–present
- **Also known as:** Seki Tomokazu, Seki Mondoya, Monto Hiraku, 門戸 開, 	せき ともかず, 関 智一, توموکازو سکی, Tomoaki Seki

## Biography

Tomokazu Seki is a Japanese voice actor and singer. Born on 8 September 1972 in Koto, Tokyo, he made his professional debut in 1993 as Tomache Massarik in the anime series *Mobile Suit Victory Gundam*.

He is credited as the voice of Tōji Suzuhara in *Neon Genesis Evangelion* (1995) and has voiced characters in numerous other series and films, including Rob Lucci in *One Piece* (1999–), Sanemi Shinazugawa in *Demon Slayer: Kimetsu no Yaiba* (2019–), and Panda in *Jujutsu Kaisen* (2020–).

Seki previously worked with the agency Haikyō. He is affiliated with Atomic Monkey as honorary president and serves as chairman of the theatre company HeroHero Q.

*Sources: en.wikipedia.org, evangelion.fandom.com.*

## On Fi1m (2)

- *Demon Slayer: Kimetsu no Yaiba Infinity Castle* (2025), Fi1m 74, as (voice) — [page](https://film.one/film/demon-slayer-kimetsu-no-yaiba-infinity-castle.md)
- *Neon Genesis Evangelion* (1995), Fi1m 86, as Touji Suzuhara (voice) — [page](https://film.one/tv/neon-genesis-evangelion.md)

## Also known for

- *Demon Slayer: Kimetsu no Yaiba* (2019), Sanemi Shinazugawa (voice)
- *One Piece* (1999), Rob Lucci, Hattori (voice), Rob Lucci / Hattori (voice)
- *My Hero Academia* (2016), Selkie (voice)
- *Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train* (2020), Sanemi Shinazugawa (voice)
- *JUJUTSU KAISEN* (2020), Panda (voice)
- *Sword Art Online* (2012), Kibaou (voice)
- *Solo Leveling* (2024), Liu Zhigang (voice)
- *Record of Ragnarok* (2021), Lü Bu (voice)

---
© Fi1m Ltd. Written by AI under a human editor; checked against sources before publication. Quote with attribution and a link to the canonical URL. Canonical: https://film.one/person/tomokazu-seki