Tomoyuki Oka

Tomoyuki Oka

Acting • Born 1991-06-12 • Maebashi, Gunma Prefecture, Japan

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).

Filmography

All Elite Wrestling: Dynamite 8.0
All Elite Wrestling: Dynamite
2019 • Great O-Khan
Stardom on Stardom World 9.5
Stardom on Stardom World
2011 • Great-O-Khan
NJPW Road to Sakura Genesis 2023 - Day 2
NJPW Road to Sakura Genesis 2023 - Day 2
2023 • Great-O-Khan
My Dad Is a Heel Wrestler 7.3
My Dad Is a Heel Wrestler
2018
NJPW New Japan Cup
NJPW New Japan Cup
2005 • Great-O-Khan
NJPW World Tag League 2025 - Day 1
NJPW World Tag League 2025 - Day 1
2025 • Great-O-Khan
NJPW New Years Golden Series 2022 - Day 2
NJPW New Years Golden Series 2022 - Day 2
2022 • Great-O-Khan
AEW x NJPW Presents Forbidden Door 2022 8.9
AEW x NJPW Presents Forbidden Door 2022
2022 • Great-O-Khan
NJPW Wrestle Kingdom 20 8.0
NJPW Wrestle Kingdom 20
2026 • Great-O-Khan
NJPW Wrestling Dontaku 2018 - Night 1
NJPW Wrestling Dontaku 2018 - Night 1
2018 • Tomoyuki Oka
NJPW The New Beginning In Sapporo 2024 - Day 1
NJPW The New Beginning In Sapporo 2024 - Day 1
2024 • Great O-Khan
NJPW World Tag League 2025 - Day 14
NJPW World Tag League 2025 - Day 14
2025 • Great-O-Khan
NJPW Wrestling Dontaku 2022 8.0
NJPW Wrestling Dontaku 2022
2022 • Great-O-Khan
NJPW The New Beginning In Sapporo 2024 - Day 2
NJPW The New Beginning In Sapporo 2024 - Day 2
2024 • Great-O-Khan
NJPW Dominion 6.15 In Osaka-Jo Hall
NJPW Dominion 6.15 In Osaka-Jo Hall
2025 • Great-O-Khan
NJPW Blue Justice XV - Wrestling Life 40th Anniversary Yuji Nagata 6.0
NJPW Blue Justice XV - Wrestling Life 40th Anniversary Yuji Nagata
2025 • Great-O-Khan
NJPW New Japan Cup 2023: Day 3
NJPW New Japan Cup 2023: Day 3
2023 • Great-O-Khan
NJPW Dominion 6.9 In Osaka-Jo Hall ~ Best of the Super Junior 31 Final ~
NJPW Dominion 6.9 In Osaka-Jo Hall ~ Best of the Super Junior 31 Final ~
2024 • Great-O-Khan
NJPW Dominion 6.11 in Osaka-jo Hall 9.7
NJPW Dominion 6.11 in Osaka-jo Hall
2017 • Tomoyuki Oka
NJPW Capital Collision 2022
NJPW Capital Collision 2022
2022 • Great-O-Khan
NJPW Road to The New Beginning 2026 - Day 10 6.0
NJPW Road to The New Beginning 2026 - Day 10
2026 • Great-O-Khan
NJPW 45th Anniversary Show
NJPW 45th Anniversary Show
2017 • Tomoyuki Oka
NJPW The New Beginning in Nagoya
NJPW The New Beginning in Nagoya
2024 • Great-O-Khan
NJPW Wrestle Kingdom 19 8.0
NJPW Wrestle Kingdom 19
2025 • Great-O-Khan
NJPW New Japan Cup 2026 - Day 12 (Final) 7.0
NJPW New Japan Cup 2026 - Day 12 (Final)
2026 • Great-O-Khan
RevPro High Stakes 2020
RevPro High Stakes 2020
2020 • The Great-O-Kharn
NJPW Best of the Super Junior 25 - Day 1
NJPW Best of the Super Junior 25 - Day 1
2018 • Tomoyuki Oka
NJPW 52nd Anniversary Event & New Japan Cup 2024 - Day 1
NJPW 52nd Anniversary Event & New Japan Cup 2024 - Day 1
2024 • Great-O-Khan
NJPW G1 Climax 31: Day 19 (Final)
NJPW G1 Climax 31: Day 19 (Final)
2021 • Great-O-Khan
NJPW G1 Climax 34: Day 15
NJPW G1 Climax 34: Day 15
2024 • Great-O-Khan
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