Tomoyuki Oka, better known by his ring name Great-O-Khan, is a Japanese professional wrestler signed to New Japan Pro-Wrestling (NJPW), where he is a member of the United Empire stable. He also wrestles for NJPW's United Kingdom based partner promotion Revolution Pro Wrestling (RevPro), where he is the former Undisputed British Heavyweight Champion. In NJPW, he is a two-time IWGP Tag Team Champion (with Jeff Cobb).
Known For
NJPW G1 Climax 35: Day 16
Great-O-Khan
2025
NJPW G1 Climax 35: Day 15
Great-O-Khan
2025
NJPW G1 Climax 35: Day 14
Great-O-Khan
2025
NJPW G1 Climax 35: Day 13
Great-O-Khan
2025
NJPW G1 Climax 35: Day 12
Great-O-Khan
2025
NJPW G1 Climax 35: Day 11
Great-O-Khan
2025
NJPW G1 Climax 35: Day 10
Great-O-Khan
2025
NJPW G1 Climax 35: Day 9
Great-O-Khan
2025
NJPW G1 Climax 35: Day 8
Great-O-Khan
2025
NJPW G1 Climax 35: Day 7
Great-O-Khan
2025
NJPW G1 Climax 35: Day 6
Great-O-Khan
2025
NJPW G1 Climax 35: Day 4
Great-O-Khan
2025
NJPW G1 Climax 35: Day 5
Great-O-Khan
2025
NJPW G1 Climax 35: Day 3
Great-O-Khan
2025
NJPW G1 Climax 35: Day 2
Great-O-Khan
2025
NJPW G1 Climax 35: Day 1
Great-O-Khan
2025
NJPW New Japan Soul 2025 - Day 8
Great-O-Khan
2025
NJPW Tanahashi Jam
Great-O-Khan
2025
NJPW Dominion 6.15 In Osaka-Jo Hall
Great-O-Khan
2025
NJPW Wrestling Dontaku 2025 - Night 2
Great-O-Khan
2025
NJPW Wrestling Dontaku 2025 - Night 1
Great-O-Khan
2025
NJPW - Wrestling Redzone in Hiroshima
Great-O-Khan
2025
NJPW Sakura Genesis 2025
Great-O-Khan
2025
NJPW The New Beginning In Osaka 2025
Great-O-Khan
2025
NJPW Blue Justice XV - Wrestling Life 40th Anniversary Yuji Nagata
Great-O-Khan
2025
NJPW New Year Dash!! 2025
Great-O-Khan
2025
NJPW x AEW x CMLL x ROH x STARDOM: Wrestle Dynasty
Great-O-Khan
2025
NJPW Wrestle Kingdom 19
Great-O-Khan
2025
NJPW x STARDOM: Historic X-Over II
Great-O-Khan
2024
NJPW Power Struggle ~ Super Junior Tag League 2024
Great-O-Khan
2024
NJPW: King Of Pro Wrestling 2024
Great-O-Khan
2024
NJPW Destruction In Kobe 2024
Great-O-Khan
2024
NJPW Road to Destruction 2024: Day 5
Great-O-Khan
2024
NJPW Road to Destruction 2024: Day 4
Great-O-Khan
2024
NJPW Road to Destruction 2024: Day 3
Great-O-Khan
2024
NJPW Road to Destruction 2024: Day 2
Great-O-Khan
2024
NJPW Shingo Takagi's 20th Debut Anniversary Event
Great-O-Khan
2024
NJPW G1 Climax 34: Day 19 (Final)
Great-O-Khan
2024
NJPW G1 Climax 34: Day 18
Great-O-Khan
2024
NJPW G1 Climax 34: Day 17
Great-O-Khan
2024
NJPW G1 Climax 34: Day 16
Great-O-Khan
2024
NJPW G1 Climax 34: Day 15
Great-O-Khan
2024
NJPW G1 Climax 34: Day 14
Great-O-Khan
2024
NJPW G1 Climax 34: Day 13
Great-O-Khan
2024
NJPW G1 Climax 34: Day 12
Great-O-Khan
2024
NJPW G1 Climax 34: Day 11
Great-O-Khan
2024
NJPW G1 Climax 34: Day 10
Great-O-Khan
2024
NJPW G1 Climax 34: Day 9
Great-O-Khan
2024
NJPW G1 Climax 34: Day 8
Great-O-Khan
2024
NJPW G1 Climax 34: Day 7
Great-O-Khan
2024
NJPW G1 Climax 34: Day 6
Great-O-Khan
2024
NJPW G1 Climax 34: Day 5
Great-O-Khan
2024
NJPW G1 Climax 34: Day 4
Great-O-Khan
2024
NJPW G1 Climax 34: Day 3
Great-O-Khan
2024
NJPW G1 Climax 34: Day 2
Great-O-Khan
2024
NJPW G1 Climax 34: Day 1
Great-O-Khan
2024
NJPW New Japan Soul 2024: Day 7
Great-O-Khan
2024
NJPW New Japan Soul 2024: Day 5
Great-O-Khan
2024
NJPW New Japan Soul 2024: Day 4
Great-O-Khan
2024
NJPW New Japan Soul 2024: Day 3
Great-O-Khan
2024
NJPW New Japan Soul 2024: Day 2
Great-O-Khan
2024
NJPW New Japan Soul 2024: Day 1
Great-O-Khan
2024
NJPW Dominion 6.9 In Osaka-Jo Hall ~ Best Of The Super Junior 31 Final ~
Great-O-Khan
2024
NJPW Wrestling Dontaku 2024 - Night 2
Great-O-Khan
2024
NJPW Wrestling Dontaku 2024 - Night 1
Great-O-Khan
2024
NJPW Sakura Genesis 2024
Great-O-Khan
2024
NJPW New Japan Cup 2024 • Day 2
Great-O-Khan
2024
NJPW 52nd Anniversary Event & New Japan Cup 2024: Day 1
Great-O-Khan
2024
NJPW The New Beginning In Sapporo 2024 - Night 2
Great-O-Khan
2024
NJPW The New Beginning In Sapporo 2024 - Night 1
Great O-Khan
2024
NJPW The New Beginning in Osaka 2024
Great O-Khan
2024
NJPW The New Beginning in Nagoya
Great-O-Khan
2024
NJPW New Year Dash!! 2024
Great-O-Khan
2024
NJPW Power Struggle ~ Super Junior Tag League 2023
Great-O-Khan
2023
NJPW Destruction In Ryogoku 2023
Great-O-Khan
2023
NJPW Destruction In Kobe 2023
Great-O-Khan
2023
NJPW G1 Climax 33: Day 19 (Final)
Great-O-Khan
2023
NJPW G1 Climax 33: Day 18
Great-O-Khan
2023
NJPW G1 Climax 33: Day 17
Great-O-Khan
2023
NJPW G1 Climax 33: Day 16
Great-O-Khan
2023
NJPW G1 Climax 33: Day 15
Great-O-Khan
2023
NJPW G1 Climax 33: Day 14
Great O-Khan
2023
NJPW G1 Climax 33: Day 13
Great-O-Khan
2023
NJPW G1 Climax 33: Day 11
Great O-Khan
2023
NJPW G1 Climax 33: Day 9
Great O-Khan
2023
NJPW G1 Climax 33: Day 7
Great O-Khan
2023
NJPW G1 Climax 33: Day 5
Great O-Khan
2023
NJPW G1 Climax 33: Day 3
Great O-Khan
2023
NJPW G1 Climax 33: Day 1
Great-O-Khan
2023
RevPro Epic Encounter 2023
Great-O-Khan
2023
NJPW Sakura Genesis 2023
Great-O-Khan
2023
RevPro Revolution Rumble 2023
Great-O-Khan
2023
NJPW New Japan Cup 2023: Day 4
Great-O-Khan
2023
NJPW New Japan Cup 2023: Day 3
Great-O-Khan
2023
NJPW 51st Anniversary Event & New Japan Cup 2023: Day 2
Great-O-Khan
2023
NJPW: The New Beginning in Osaka 2023
Great-O-Khan
2023
NJPW The New Beginning In Sapporo 2023 - Night 2
Great-O-Khan
2023
NJPW The New Beginning In Sapporo 2023 - Night 1
Great-O-Khan
2023
NJPW New Year Dash !! 2023
Great-O-Khan
2023
NJPW Wrestle Kingdom 17: Night 1 in Tokyo Dome
Great-O-Khan
2023
NJPW Wrestle Kingdom 17 Pre-Show
Great O-Khan
2023
RevPro: Uprising 2022
Great-O-Khan
2022
NJPW x STARDOM: Historic X-Over
Great-O-Khan
2022
NJPW Battle Autumn 2022 - Night 16
Great-O-Khan
2022
NJPW Declaration Of Power
Great-O-Khan
2022
NJPW: Royal Quest II - Night 2
Great-O-Khan
2022
NJPW G1 Climax 32: Day 20 (Final)
Great-O-Khan
2022
NJPW G1 Climax 32: Day 17
Great-O-Khan
2022
NJPW G1 Climax 32: Day 15
Great-O-Khan
2022
NJPW G1 Climax 32: Day 14
Great-O-Khan
2022
NJPW G1 Climax 32: Day 13
Great-O-Khan
2022
NJPW G1 Climax 32: Day 12
Great-O-Khan
2022
NJPW G1 Climax 32: Day 11
Great-O-Khan
2022
NJPW G1 Climax 32: Day 10
Great-O-Khan
2022
NJPW G1 Climax 32: Day 9
Great-O-Khan
2022
NJPW G1 Climax 32: Day 8
Great-O-Khan
2022
NJPW G1 Climax 32: Day 7
Great-O-Khan
2022
NJPW G1 Climax 32: Day 6
Great-O-Khan
2022
NJPW G1 Climax 32: Day 5
Great-O-Khan
2022
NJPW G1 Climax 32: Day 4
Great-O-Khan
2022
NJPW G1 Climax 32: Day 3
Great-O-Khan
2022
NJPW G1 Climax 32: Day 2
Great-O-Khan
2022
NJPW G1 Climax 32: Day 1
Great-O-Khan
2022
AEW x NJPW Presents Forbidden Door
Great-O-Khan
2022
NJPW Dominion 6.12 In Osaka-Jo Hall
Great-O-Khan
2022
NJPW Capital Collision 2022
Great-O-Khan
2022
NJPW Wrestling Dontaku
Great-O-Khan
2022
NJPW Windy City Riot
Great O-Khan
2022
New year’s Golden Series night 14
Great-O-Khan
2022
NJPW New Years Golden Series 2022 - Day 10
Great-O-Khan
2022
NJPW New Year’s Golden Series Night 9
Great-O-Khan
2022
NJPW New Years Golden Series 2022 - Night 6
Great-O-Khan
2022
NJPW New Years Golden Series 2022 - Day 2
Great-O-Khan
2022
NJPW New Year’s Golden Series Night 1
Great-O-Khan
2022
NJPW Wrestle Kingdom 16: Night 2
Great-O-Khan
2022
NJPW Wrestle Kingdom 16: Night 1
Great-O-Khan
2022
NJPW Power Struggle 2021
Great-O-Khan
2021
NJPW G1 Climax 31: Day 19 (Final)
Great-O-Khan
2021
NJPW G1 Climax 31: Day 17
Great-O-Khan
2021
NJPW G1 Climax 31: Day 15
Great-O-Khan
2021
NJPW G1 Climax 31: Day 13
Great-O-Khan
2021
NJPW G1 Climax 31: Day 11
Great-O-Khan
2021
NJPW G1 Climax 31: Day 9
Great-O-Khan
2021
NJPW G1 Climax 31: Day 7
Great-O-Khan
2021
NJPW G1 Climax 31: Day 5
Great-O-Khan
2021
NJPW G1 Climax 31: Day 3
Great-O-Khan
2021
NJPW G1 Climax 31: Day 1
Great-O-Khan
2021
NJPW Wrestle Grand Slam in MetLife Dome: Night 2
Great-O-Khan
2021
NJPW Wrestle Grand Slam in MetLife Dome: Night 1
GREAT-O-KHAN
2021
NJPW Wrestle Grand Slam In Tokyo Dome
Great-O-Khan
2021
NJPW Sakura Genesis 2021
Great-O-Khan
2021
NJPW Castle Attack 2021 - Night 2
Great-O-Khan
2021
NJPW Castle Attack 2021 - Night 1
Great-O-Khan
2021
NJPW The New Beginning in Nagoya
Great-O-Khan
2021
NJPW New Year Dash !! 2021
The Great O-Khan
2021
NJPW Wrestle Kingdom 15: Night 1
Great-O-Khan
2021
NJPW G1 Climax 30: Day 19 (Final)
Great-O-Khan
2020
RevPro: High Stakes 2020
The Great-O-Kharn
2020
RevPro: Uprising 2019
The Great-O-Kharn
2019
All Elite Wrestling: Dynamite
Great O-Khan · (2 episodes)
2019
All Elite Wrestling: Dynamite
Great-O-Khan · (1 episode)
2019
My Dad Is a Heel Wrestler
2018
RevPro British J Cup 2018 - Night 1
The Great-O-Kharn
2018
NJPW Wrestling Dontaku 2018 - Night 1
Tomoyuki Oka
2018
NJPW New Year Dash !! 2018
Tomoyuki Oka
2018
NJPW Destruction in Kobe 2017
Tomoyuki Oka
2017
NJPW G1 Climax 27: Day 4
Tomoyuki Oka
2017
NJPW Dominion 6.11 in Osaka-jo Hall
Tomoyuki Oka
2017
NJPW Wrestling Dontaku 2017
Tomoyuki Oka
2017
NJPW Sakura Genesis 2017
Tomoyuki Oka
2017
NJPW 45th Anniversary Show
2017