Okinawa Invitational 4: 80KG championship Men’s Division

Who is the top 80kg submission‑only grappler in Asia? On May 23, the Okinawa Invitational brings elite competitors to Last Call Legion for a high‑stakes showdown. The Men’s 80kg division features a ¥100,000 cash prize, a custom championship belt, and a stage built for rising stars and seasoned finishers alike. Spectators are welcome for ¥3,000, with doors opening at 10:00 AM. Ready to compete or support the scene? Register or become a sponsor and join Okinawa’s growing grappling movement.