本研究的目的在探討基層劍道選手參與劍道運動，參與動機與阻礙因素的差異情形。研究對象為參加2008年第二屆丁川盃劍道錦標賽，秩序冊所列國小選手，採普查方式作問卷調查，共計27隊108人，取得有效問卷106份。利用信度分析、項目檢定、因素分析及t考驗和單因子變異數分析後，主要結果如下：在參與動機方面，六年級選手年齡較大運動年資較長，且接近青春期，自主性較高，因此參與動機較不受環境因素干擾，比較有自主性選擇，所以受環境因素，影響參與動機會低於五年級和三年級。其次在阻礙因素方面，三年級在心理因素與團隊支持構面上阻礙程度高於五、六年級，指導者如何給予新進人員歸屬感及安全感，解除參與者對陌生環境的恐懼心理因素，可以在教學訓練上如何增進新進人員參與動機及降低參與阻礙的因素，作為日後推展的依據。

The aim of this study was to explore the motive for the junior kendo players to participated kendo (sport) and the difference of participation motive and impediment factors among these players. The objects were the pupils who attended second annual Din-Zuan Cup Kendo Tournament and their name listed on the program, totaled 27 teams 108 players, survey was conducted by popular query in compliance with questionnaire, 106 effective copies were obtained. The samples after processed with reliability analysis, item analysis, exploratory factor analysis, t test and one-way ANOVA, it was found that: In participation motive aspect, sixth grade pupils were older in age and senior in kendo practice duration, they grew to near puberty and more self-assertion, their participation motive was less disturbed by environmental factors, they chosen their favorite sport item much according to their will, the degree of influence by environmental factors were much less than third grade and fifth grade pupils. In impediment factors aspect, third grade pupils were higher influenced than fifth grade and sixth grade pupils in psychological factors and team support aspects, instructors scrutinized how to provide the new players with feeling of (team) belonging and security to eliminate their fear to strange environment, in order to strengthen their participation motive and eliminate of restriction factors are important theme in future promotion.