Tomokazu Seki

Seki Mondoya

Born September 8, 1972· Koto, Tokyo, Japan

177Roles★ 7.4Average rating

Born in Japan and entering the voice-acting field through the Haikyō agency, Tomokazu Seki secured his debut as Tomache Massarik in the 1993 series Mobile Suit Victory Gundam. He quickly became a prominent figure, lending his voice to a wide range of iconic characters such as Shinichi Chiaki in Nodame Cantabile, Gilgamesh across the Fate franchise, Rob Lucci in One Piece, Domon Kasshu and Yzak Jou… Read more

Biography written by WatchMoods, based on public sources

Known for

Demon Slayer: Kimetsu no Yaiba2019One Piece1999My Hero Academia2016Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train2020

Filmography

YearRating

Series★ 8.8

One Piece1999

Rob Lucci, Hattori (voice)

★ 8.8

Demon Slayer: Kimetsu no Yaiba Infinity Castle2025

(voice)

Series★ 8.7

Solo Leveling2024

Liu Zhigang (voice)

Series★ 8.6

Demon Slayer: Kimetsu no Yaiba2019

Sanemi Shinazugawa (voice)

Series★ 8.6

My Hero Academia2016

Selkie (voice)

Series★ 8.6

JUJUTSU KAISEN2020

Panda (voice)

Series★ 8.7

Fighting Spirit2000

Ichiro Miyata (voice)

Series★ 8.6

Neon Genesis Evangelion1995

Touji Suzuhara (voice)

Series★ 8.6

Cardcaptor Sakura1998

Touya Kinomoto (voice)

Series★ 8.5

Steins;Gate2011

Itaru Hashida (voice)

Series★ 8.5

Dan Da Dan2024

Dover Demon (voice)

Series★ 8.4

Record of Ragnarok2021

Lü Bu (voice)

Series★ 8.5

Monster2004

Karl (voice)

Series★ 8.4

Kaiju No. 82024

AI (voice)

Series★ 8.5

Kenichi: The Mightiest Disciple2006

KenIchi Shirahama (voice)

★ 8.2

Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train2020

Sanemi Shinazugawa (voice)

★ 8.2

Evangelion: 3.0+1.0 Thrice Upon a Time2021

Toji Suzuhara (voice)

Series★ 8.1

Sword Art Online2012

Kibaou (voice)

Series★ 8.5

NANA2006

Nobuo Terashima (voice)

★ 8.1

Jujutsu Kaisen 02021

Panda (voice)

Series★ 8.2

Dragon Ball DAIMA2024

Majin Kuu (voice)

Series★ 8.4

Great Teacher Onizuka1999

Kunio Murai (voice)

Series★ 8.1

Re:ZERO -Starting Life in Another World-2016

Al (voice)

Series★ 8.1

The God of High School2020

Announcer X (voice)

Series★ 8.2

Claymore2007

Bandit Chief (voice)

Series★ 8.4

Magic Knight Rayearth1994

Series★ 8

Saint Seiya: Soul of Gold2015

Andreas Rize / Loki (voice)

Series★ 8.2

Beelzebub2011

Hidetora Toujou (voice)

Series★ 8.1

Steins;Gate 02018

Itaru Hashida (voice)

Series★ 8.2

The Vision of Escaflowne1996

Van Fanel (voice)

Series★ 8

Fate/Zero2011

Archer

★ 8.2

Cardcaptor Sakura: The Sealed Card2000

Touya Kinomoto (voice)

Series★ 8

Fate/stay night [Unlimited Blade Works]2014

Blond Young Man (voice)

Series★ 8.1

Doraemon2005

Suneo Honekawa (voice)

Series★ 7.9

Angel Beats!2010

Igarashi (voice)

Series★ 8.1

Ranma1/22024

Ichiro (voice)

★ 7.8

Evangelion: 2.0 You Can (Not) Advance2009

Toji Suzuhara (voice)

Series★ 8

Chobits2002

Hiromu Shinbo (voice)

★ 7.9

Sword Art Online the Movie - Progressive - Aria of a Starless Night2021

Kibaou (voice)

★ 7.8

One Piece: Stampede2019

Rob Lucci (voice)

Series★ 7.8

Psycho-Pass2012

Shinya Kogami (voice)

Series★ 7.9

Fate/Grand Order Absolute Demonic Front: Babylonia2019

Gilgamesh (voice)

Series★ 8.1

Clevatess2025

Rod (voice)

Series★ 8

Initial D1998

Keisuke Takahashi (voice)

Series★ 7.9

Pokémon Chronicles2002

Series★ 7.8

Rosario + Vampire2008

Ginei Morioka

Series★ 7.8

Captain Tsubasa: Road to 20022001

Series★ 8

Dragon Quest: The Adventure of Dai2020

Hadlar (voice)

★ 7.8

Stand by Me Doraemon 22020

Suneo (voice)

Series★ 8

Mononoke2007

Genyousai Yanagi (voice)

★ 7.6

Evangelion: 1.0 You Are (Not) Alone2007

Toji Suzuhara (voice)

★ 7.7

Sword Art Online the Movie - Progressive - Scherzo of Deep Night2022

Kibaou (voice)

★ 8.1

Doraemon the Movie: Nobita's Art World Tales2025

Suneo (voice)

Series★ 8

Descending Stories2016

Yotarou (voice)

Series★ 8.4

Carnival Phantasm2011

Gilgamesh (voice)

Series★ 7.6

The Future Diary2011

Marco Ikusaba (voice)

★ 7.7

Cardcaptor Sakura: The Movie1999

Touya Kinomoto (voice)

★ 7.6

Steins;Gate: The Movie - Load Region of Déjà Vu2013

Itaru Hashida (voice)

Series★ 8.2

MF GHOST2023

Keisuke Takahashi (voice)

Series★ 7.6

Devil May Cry2007

Vincent

Series★ 8.4

Tokusou Sentai Dekaranger2004

Guermerlian Byz Goa (voice)

Series★ 8.3

Giant Killing2010

Takeshi Tatsumi (voice)

★ 7.9

Yo-kai Watch The Movie 2: Lord Enma and the Stories, Nyan!2015

Whisper (voice)

Series★ 7.9

Nodame Cantabile2007

Shinichi Chiaki (voice)

★ 7.7

Yo-kai Watch: The Movie2014

Whisper / Buchinyan (voice)

★ 7.5

Stand by Me Doraemon2014

Suneo (voice)

★ 7.7

Revival of Evangelion1998

Toji Suzuhara (voice)

Series★ 8

GNOSIA2025

Shigemichi (voice)

Series★ 7.7

Rave Master2001

Haru Glory (voice)

★ 7.5

Inuyasha the Movie: Affections Touching Across Time2001

Menomaru (voice)

Series★ 7.8

Pretty Cure2004

Mepple (voice)

Series★ 7.6

Mobile Suit Gundam SEED2002

Yzak Joule (voice)

Series★ 7.5

Great Pretender2020

Ishigami (voice)

Series★ 7.7

Akane-banashi2026

Chocho Konjakutei (voice)

Series★ 7.5

Tenjho Tenge2004

Masataka Takayanagi (voice)

Series★ 7.5

Lucky Star2007

Meito Anizawa (voice)

Series★ 7.5

Gungrave2003

Brandon Heat (voice)

Series★ 7.6

Mobile Fighter G Gundam1994

Domon Kasshu (voice)

Series★ 7.5

Fushigi Yugi: The Mysterious Play1995

Chichiri (voice)

Series★ 7.6

Ninja Nonsense2004

Sasuke (voice)

Series★ 7.5

PERSONA 4 the Animation2011

Kanji Tatsumi (voice)

★ 7.5

Fate/strange Fake -Whispers of Dawn-2023

Archer (voice)

Series★ 7.5

Yo-kai Watch2014

Whisper (voice)

Series★ 7.4

Grimgar of Fantasy and Ash2016

Renji (voice)

★ 7.4

Psycho-Pass 3: First Inspector2020

Kougami Shin`ya (voice)

Series★ 7.4

Somali and the Forest Spirit2020

Kokilira (voice)

★ 7.4

Fate/stay night: Heaven's Feel I. Presage Flower2017

Gilgamesh (voice)

Series★ 7.4

Sweetness & Lightning2016

Yuusuke Yagi (voice)

Series★ 7.4

Buso Renkin2006

Moon Face

★ 7.4

Doraemon: Nobita in the Wan-Nyan Spacetime Odyssey2004

Duk (voice)

Series★ 7.4

Yakitate!! Japan2004

Pierrot Bolneze (voice)

★ 7.4

Neon Genesis Evangelion: Death and Rebirth1997

Touji Suzuhara (voice)

★ 7.4

One Piece: Heart of Gold2016

Lucci Rob (voice)

★ 7.4

Doraemon: Nobita and the New Steel Troops: Winged Angels2011

Suneo (voice)

★ 7.4

Doraemon: Nobita's Dinosaur2006

Suneo (voice)

★ 7.3

Ultraman Zero: The Revenge of Belial2010

Glenfire (voice)

★ 7.2

Gokaiger Goseiger Super Sentai 199 Hero Great Battle2011

Narrator, Gokaiger Arsenal, Kirenger, Red Falcon, Zubaan (voice)

Series★ 7.3

Ōoku: The Inner Chambers2023

Mizuno Yūnoshin (voice)

★ 7.3

Doraemon: Nobita's New Dinosaur2020

Suneo (voice)

★ 7.2

Ultraman Geed the Movie: Connect! The Wishes!!2018

Glenfire (voice)

Series★ 7.1

Wedding Peach1995

Igunis

★ 7.3

Doraemon: Nobita's Chronicle of the Moon Exploration2019

Suneo (voice)

Series★ 7.3

Girlfriend, Girlfriend2021

Mirika's Father (voice)

★ 7.2

Yo-kai Watch: The Movie - The Great Adventure of the Flying Whale & the Double World, Meow!2016

Whisper (voice)

Series★ 7

The Tower of Druaga: The Aegis of Uruk2008

Series★ 7

Oruchuban Ebichu1999

Useless Bum (voice)

Series★ 7

Martian Successor Nadesico1996

Gai Daigoji / Jiro Yamada / Tsukumo Shiratori (voice)

★ 7.3

Halo Legends2010

Brother (segment "Odd One Out")

Series★ 7.2

Drifting Dragons2020

Crocco (voice)

Series★ 6.9

Those Who Hunt Elves1996

Junpei Ryuzoj

★ 7.2

Detective Conan: One-Eyed Flashback2025

Rikuo Hasebe (voice)

Series★ 7.1

Genshiken2004

Soichiro Tanaka (voice)

Series★ 7.1

Casshern Sins2008

Jin (voice)

★ 7.1

Doraemon the Movie: Nobita's Sky Utopia2023

Suneo (voice)

Series★ 6.8

Clean Freak! Aoyama-kun2017

Kaoru Zaizen (voice)

★ 7.2

Doraemon: Nobita's New Great Adventure Into the Underworld - The Seven Magic Users2007

Suneo (voice)

Series★ 6.7

BACK ARROW2021

Sola Athin (voice)

Series★ 6.8

Aoi Bungaku Series2009

Joshima

Series★ 7.2

Blade of the Immortal2019

Sōri (voice)

Series★ 6.8

HIGH CARD2023

Ban Klondike (voice)

Series★ 7.2

Full Metal Panic!2002

Sousuke Sagara (voice)

★ 7.1

Mobile Suit Gundam SEED FREEDOM2024

Yzak Jule (voice)

★ 7

Fighting Spirit - Mashiba vs. Kimura2003

Ichiro Miyata (voice)

★ 6.9

Fate/Grand Order Final Singularity - Grand Temple of Time: Solomon2021

Gilgamesh (voice)

★ 6.9

Sonic: Night of the Werehog2008

Sonic The Werehog (voice)

★ 7

Devilman - Volume 3: Devilman Apocalypse2000

Ryo Asuka (voice)

Series★ 6.2

GARO -VANISHING LINE-2017

Sword (voice)

Series★ 6.9

Kanon2006

Jun Kitagawa (voice)

Series★ 7.2

Fate/stay night2006

Gilgamesh (voice)

★ 6.9

Initial D: Third Stage2001

Keisuke Takahashi (voice)

Series★ 7

Fruits Basket2001

Kyo Sohma (voice)

★ 6.7

Doraemon the Movie: Nobita's Earth Symphony2024

Suneo (voice)

Series★ 6.8

Urusei Yatsura2022

Bossman (voice)

★ 6.8

Psycho-Pass: Providence2023

Shinya Kogami (voice)

★ 6.8

Doraemon: The New Record of Nobita's Spaceblazer2009

Suneo (voice)

Series★ 7

Berserk of Gluttony2023

Greed (voice)

★ 6.8

Doraemon: Nobita and the Green Giant Legend2008

Suneo (voice)

Series★ 6.1

Blade of the Immortal2008

Manji (voice)

★ 6

You're Under Arrest: The Motion Picture1999

Shoji Tokarin (voice)

★ 6.9

Fighting Spirit: Champion Road2003

Ichirou Miyata (voice)

Series★ 6.7

JOKER GAME2016

Lieutenant Sakuma (voice)

★ 6.3

City Hunter the Movie: Angel Dust2023

Pirarucu (voice)

★ 7

Doraemon: Nobita's Treasure Island2018

Suneo (voice)

★ 6.9

Psycho-Pass: Sinners of the System - Case.3 On the Other Side of Love and Hate2019

Kougami Shin`ya

★ 7.2

One Piece Film: GOLD2016

Rob Lucci (voice)

Series★ 6.6

My-Hime2004

Yuuichi Tate (voice)

★ 5.9

Karate-Robo Zaborgar2011

Employment Office Security Employee

★ 5.9

Futari wa Precure Max Heart: The Movie2005

Mepple (voice)

Series★ 5.9

VanDread2000

Bart Garsus

★ 6.8

Doraemon: Nobita's Great Battle of the Mermaid King2010

Suneo (voice)

★ 7.2

One Piece Film Red2022

Rob Lucci (voice)

★ 6.6

Doraemon: Nobita's Secret Gadget Museum2013

Suneo (voice)

★ 6.8

Doraemon: Nobita and the Island of Miracles - Animal Adventure2012

Suneo (voice)

★ 7.1

Fate/stay night: Heaven's Feel II. Lost Butterfly2019

Gilgamesh (voice)

Series★ 6

NANBAKA2016

Hajime Sugoroku

★ 6.7

Doraemon: Nobita and the Birth of Japan2016

Suneo (voice)

★ 6.3

Pokémon: Pikachu's Rescue Adventure1999

Kenji (voice)

★ 6.7

Psycho-Pass: Sinners of the System - Case.2 First Guardian2019

Kougami Shin`ya (voice)

★ 7

PSYCHO-PASS: The Movie2015

Shinya Kogami (voice)

★ 7

Demon Slayer: Kimetsu no Yaiba - The Hashira Meeting Arc2021

Sanemi Shinazugawa (voice)

★ 6.8

EVANGELION: DEATH (TRUE)²1998

Toji Suzuhara (voice)

Series★ 6.5

I'm Standing on a Million Lives2020

Game Master (voice)

Series★ 6.7

Halo Legends2010

Brother

★ 6.5

Seven Days War2019

Immigration Administrator (voice)

★ 6.6

Psycho-Pass: Sinners of the System - Case.1 Crime and Punishment2019

Shinya Kougami (voice)

★ 6.7

Escaflowne: The Movie2000

Van (voice)

★ 6.6

Doraemon the Movie: Nobita's Little Star Wars 20212022

Suneo (voice)

★ 6.5

Doraemon: Nobita's Great Adventure in the Antarctic Kachi Kochi2017

Suneo (voice)

★ 6.2

X1996

Kamui Shirou

★ 6.2

Doraemon: Nobita and the Space Heroes2015

Suneo (voice)

★ 6.7

One Piece: Chopper's Kingdom in the Strange Animal Island2002

President Heaby (voice)

★ 6.2

Doraemon: New Nobita's Great Demon - Peko and the Exploration Party of Five2014

Suneo (voice)

★ 6.8

Pokémon the Movie 20001999

Kenji (voice)

★ 6.6

Demon Slayer: Kimetsu no Yaiba -To the Hashira Training-2024

Sanemi Shinazugawa (voice)

★ 6.6

Pokémon 3: The Movie2000

Kenji (voice)

★ 6.5

Pokémon 4Ever2001

Kenji (voice)

★ 6.4

Ocean Waves1993

Minarai (voice)