Rickson Gracie workshop at Rickson Gracie cup 2018 Komazawa Olympic park gymnasium.
Atos Jiu jitsu HQ seminar with Demian Maia
BJJ for MMA Seminar with Demian Maia
Leo Vieira teaching his techniques at IBJJF 2017 World Masters part 1: part 2:
Renzo Gracie Seminar at IBJJF 2017 World Master Jiu-Jitsu Championship