The purpose of this study was to measure the effects of a school counseling program which has been to done for students who were categorized as the concerned according to the Emotion․Behavior Characteristic Test and investigate therapy factors to develop the school counseling program. The subjects were 20 students of A middle school located in Kyeonggi province who were categorized as the concerned according to the Emotion․Behavior Characteristic Test in 2013. Among them, 10 students were placed in an experiment group and the other were placed in a control group. The researcher had a counsel with each student individually in an experiment group and measured the effect. As a result of ex ante - ex post paired T-test on an experiment group, 4 factors, which were ‘concerned and thoughts’, ‘emotion and suicide’, ‘study and the internet’ and ‘friend matters’, were changed significantly. Based on the result, several suggestions were made for increasing the effectiveness of the school counseling program. First, a counselor need to have a professional knowledge as well as a decent personality. Second, management system for students having emotion․behavior problems need to be done throughout the learning process. Third, education environment and facility should be equipped properly for more various counseling programs such as a group counseling.