The purpose of this study is to analyze the critical incidents of individual supervision from the perception of five supervisees. In order to achieve the study purpose above, critical incidents-report technique and the content analysis method are used to collect data and analyze. In the results show 111 critical incidents. They can be categorized by contexts into 14 different types. They also can be categorized by effects of critical incidents into four different attributes. They are general positive events, common positive events, undetermined events and typical negative events.