Kousuke Oonishi

Kousuke Oonishi (大西弘祐, Ōnishi Kōsuke, born May 7, 1991) is a Japanese voice actor (seiyū) from Saitama prefecture who is associated with Arts Vision. He graduated from the Nihon Narration Engi Kenkyūjo (Japan Narration Acting School). His hobbies and special skills are puns and singing.

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Known For

Sword Art Online

2012 • as Player (voice)

Chainsaw Man

2022 • as Henchman C (voice)

Jujutsu Kaisen 0

2021 • as Passerby (voice)

My Happy Marriage

2023 • as (voice)

The Ancient Magus' Bride

2017 • as Martin Chandler (voice)

The Ancient Magus' Bride

2017 • as Student A (voice)

Filmography

2024

Terminator Zero

as Paramedic (voice)

TV - Released: 8/29/2024

Haigakura

as Dragon Warrior (voice)

TV - Released: 10/7/2024

Haigakura

as Islander (voice)

TV - Released: 10/7/2024

Haigakura

as Child (voice)

TV - Released: 10/7/2024

Haigakura

as Kashi (voice)

TV - Released: 10/7/2024

Haigakura

as Soldier (voice)

TV - Released: 10/7/2024

2023

Campfire Cooking in Another World with My Absurd Skill

as Soldier B (voice)

TV - Released: 1/11/2023

Campfire Cooking in Another World with My Absurd Skill

as City People (voice)

TV - Released: 1/11/2023

Campfire Cooking in Another World with My Absurd Skill

as Adventurer C (voice)

TV - Released: 1/11/2023

The Café Terrace and Its Goddesses

as Fishmonger's Companion (voice)

TV - Released: 4/8/2023

My Daemon

as Soldier 3 (voice)

TV - Released: 11/23/2023

My Daemon

as Soldier 2 (voice)

TV - Released: 11/23/2023

My Daemon

as Soldiers (voice)

TV - Released: 11/23/2023

Reborn to Master the Blade: From Hero-King to Extraordinary Squire ♀

as Knight (voice)

TV - Released: 1/10/2023

My Happy Marriage

as (voice)

TV - Released: 7/5/2023

2022

Bibliophile Princess

as Man at the Market (voice)

TV - Released: 10/6/2022

Chainsaw Man

as Henchman C (voice)

TV - Released: 10/12/2022

2021

Jujutsu Kaisen 0

as Passerby (voice)

Movie - Released: 12/24/2021

The Faraway Paladin

as Villager (voice)

TV - Released: 10/9/2021

The Faraway Paladin

as Adventurer (voice)

TV - Released: 10/9/2021

The Faraway Paladin

as Knight (voice)

TV - Released: 10/9/2021

The Saint's Magic Power Is Omnipotent

as Young officer (voice)

TV - Released: 4/6/2021

The Saint's Magic Power Is Omnipotent

as Chef (voice)

TV - Released: 4/6/2021

The Saint's Magic Power Is Omnipotent

as Soldier (voice)

TV - Released: 4/6/2021

The Saint's Magic Power Is Omnipotent

as Civil official (voice)

TV - Released: 4/6/2021

The Saint's Magic Power Is Omnipotent

as Alchemist (voice)

TV - Released: 4/6/2021

2020

The God of High School

as Doctor (voice)

TV - Released: 7/6/2020

The God of High School

as Store Manager (voice)

TV - Released: 7/6/2020

The God of High School

as YES MAN (voice)

TV - Released: 7/6/2020

The God of High School

as Delinquent (voice)

TV - Released: 7/6/2020

The God of High School

as Guard (voice)

TV - Released: 7/6/2020

The God of High School

as Secretary (voice)

TV - Released: 7/6/2020

The God of High School

as Spectator (voice)

TV - Released: 7/6/2020

Noblesse

as M-21 (voice)

TV - Released: 10/8/2020

Arte

as Apprentice (voice)

TV - Released: 4/4/2020

2019

Vinland Saga

as Member of Askeladd's Mercenaries (voice)

TV - Released: 7/8/2019

Vinland Saga

as English Soldier (voice)

TV - Released: 7/8/2019

Vinland Saga

as Interpreter of Jabbathe's Forces (voice)

TV - Released: 7/8/2019

Vinland Saga

as Soldier of the English Army (voice)

TV - Released: 7/8/2019

Vinland Saga

as Viking of Thorkell's Troops (voice)

TV - Released: 7/8/2019

Domestic Girlfriend

as Youth A (voice)

TV - Released: 1/12/2019

2018

Citrus

as Man (voice)

TV - Released: 1/6/2018

Cells at Work!

as Intestinal Epithelial Cell 1 (voice)

TV - Released: 7/8/2018

2017

Is It Wrong to Try to Pick Up Girls in a Dungeon? On the Side: Sword Oratoria

as Member (voice)

TV - Released: 4/15/2017

The Ancient Magus' Bride

as Martin Chandler (voice)

TV - Released: 10/8/2017

The Ancient Magus' Bride

as Student A (voice)

TV - Released: 10/8/2017

The Ancient Magus' Bride

as Transfigured Sorcerer (voice)

TV - Released: 10/8/2017

The Ancient Magus' Bride

as Buyer (voice)

TV - Released: 10/8/2017

The Ancient Magus' Bride

as Man from the Neighborhood (voice)

TV - Released: 10/8/2017

The Ancient Magus' Bride

as Person from Joseph's Village (voice)

TV - Released: 10/8/2017

The Ancient Magus' Bride

as Chise's Classmate (voice)

TV - Released: 10/8/2017

The Ancient Magus' Bride

as Gatekeeper (voice)

TV - Released: 10/8/2017

2016

JOKER GAME

as Corporal Nobuteru Miyata (voice)

TV - Released: 4/5/2016

2013

Flowers of Evil

as Class 1, Year 2 (voice)

TV - Released: 4/5/2013

2012

Sword Art Online

as Player (voice)

TV - Released: 7/8/2012