SPI BJJ & Fitness Chief Instructor Joseph Cantu. Mr Cantu is a Brazilian Jiu Jitsu Black Belt, with 17 years in the art. Within his 40 years of martial arts training he also holds 3rd Degree Black Belt in Okinawan Goju Ryu, 2nd Degree in Bushiban Karate, 1st Degree in Tae Kwon Do an is a Brown Belt in Judo. He is also President of SubFC Superfights.