From ancient time on mentorship was a vital function in warrior sport, which influenced development and propagation of the warrior sport very great. Purpose: To explore current mentorship and organizational socialization of Kendo athletes in Taiwan. Methods: Study was executed with questionnaire of both on mentorship function and organizational socialization from athletes of 2008 National Games of Sport for All Citizens, and got 191 copies of valid questionnaire. All data was collected and discussed using whole model analysis with descriptive statistics, hierarchical multiple regression and structural equation modeling (SEM). Results: The organizational socialization could be predicted by the major years, role model function, and career development function of kendo athletes, then, the linear structural model of mentorship function and organizational socialization had established. Conclusion: The mentorship function of Kendo athletes developed positively with organizational socialization, this also verified by linear structure modeling in study.