Sensei J has mastered eight martial arts forms that require strength, agility, speed, resistance, and technique. These forms of martial arts include Boxing, Kickboxing, Muay, Thai, Judo, Jiu-Jitsu, Karate, Kung Fu, Taek Wan do, and Krav Maga, a self-defense system. Sensei J is a member of the World Survivor Hisardut Organization, Karate Daido (Jiko UCV Venezuela), Boxing/Kickboxing (Okinawa pro-Venezuela), and Brazilian Jiu-Jitsu (Cordero Fernandez).