Dallas Karate & Dallas Martial Arts. The Okinawan Karate Club of Dallas is a traditional martial arts school serving Dallas, Farmers Branch and Carrollton that practices Okinawan Shorin Ryu karate as taught by Eizo Shimabukuro, Grandmaster and Shudokan karate. OKCD teaches empty hand kata, traditional weapons and self defense classes seven days a week to all ages for low monthly dues.