Profile photo of Tomoyuki Oka

Tomoyuki Oka

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

2026
NJPW New Japan Cup 2026 - Day 9

as Great-O-Khan

Movie
2026
NJPW New Japan Cup 2026 - Day 7

as Great-O-Khan

Movie
2026
NJPW Road to The New Beginning 2026 - Day 10

as Great-O-Khan

Movie
2026
NJPW Wrestle Kingdom 20

as Great-O-Khan

Movie