Arawaza^Ⓡ WUKF products are Approved by the World Union of Karate-Do Federations to be worn in official tournaments sanctioned by WUKF. Recommended for competition and training, Arawaza^Ⓡ WUKF products are designed to meet the highest standard of quality and are preferred amongst athletes, coaches and instructors. Arawaza^Ⓡ WUKF uniforms have red or white embroidery on the shoulders, making it easier for spectators to identify the competitor in their SHIRO / AO position.