As one of the most famous martial arts karate kata and kumite are two main ]1[. Different techniques when doing sports, including quadriceps muscles and joints (knee extensor muscles) and joint use. In this study, called the internal and external obliques broad kata and kumite athletes dominant leg when the two techniques were compared Znkutsudachi and Movashi Gray. Therefore, local and wide flat external obliques muscle activity during the two techniques in the dominant leg Karate Twenty healthy female elite athletes, (mean age 21/8) were recorded. After the onset of muscle activity was determined and the results of data processing using statistical techniques to design a mixed ANOVA between groups and within groups were examined. The results showed that flattened the internal oblique muscle Znkutsudachi techniques in kumite athletes Katakaran to be done first.