Purpose This study was to explore construct of fear and courage behavior overcoming the fear and relationship between fear and courage in competition. Methods Total 65 national athletes of combat sports(Judo, Boxing, Taekwondo, Fencing) responded to open questionnaire about fear and courage behavior in competition. The data was analyzed by triangle verification and content analysis. Results Firstly, the fear of combat sports athletes consisted of five factors, which were negative consequences, lack of preparation for a game, concerns of performing one’s best, expectation of significant others, and internalized ego threat. Secondly, courage behaviors to overcome fear were self-effort, self-suggestion, self-conviction, selfish self-regulation, social self-control, self-analysis, and acceptance of experience. Finally, there were the relationship between fear and courage in competition. Conclusion These results will contribute to provide useful information for combat sport athletes and coaches in different level to cope with competition fear.