Adrian Iriarte World Jiu-Jitsu No-Gi Championship. World Jiu-Jitsu No-Gi Championship December 15th.
The World Championship is the most important event in the IBJJF annual calendar. It attracts the most skilled and well trained athletes on the planet. The tournament was held for the first time in 1996 at the Tijuca Tênis Clube gymnasium, in Rio de Janeiro, Brazil.