This study is meant to find out the changes of the interaction between parents and child through the parents training that is based on the response to the emotion and need of the child. In case the interactions between parents and child are not proper, emotional behavioral problems such as withdrawal, aggression, distraction and bad relationship within peer group are revealed. By the improvement of the interaction between parents and child ,however, the child's emotional behavioral problems are to be reduced. The results of the study are following. First, the mother who participated in the Parent-Child Interaction Training gives affirmative effects of the interactional reaction changes of the parents. In the well structured situation, it sympathizes in conduct and sincere condition of the child and with the sensitivity which reacts a warm and side overlook to the child in advance to lead from the playing situation which has become the genial result. Second, the child who participated in Parent-Child Interaction Training gives an affirmative effects of the changes which reacts to the parents. Also there was a positive increase of the manual characteristic for the fostering activity and a increase of Spontaneous characteristic in playing situation. Third, there was no consistent changes of the emotional behavioral problems after the applying of the training program.