In this research, we report case examples of group therapy for children with adolescent developmental disabilities. We reported examples of introducing "sharing" in the "client project's" and discussed the significance of "sharing", and ingenuity and consideration for "sharing "introduction. Introducing "sharing" is not only enhancing the sense of acceptance of children in charge of the project but also functions as a place of social skill acquisition such as feedback while guessing the feelings of others It was. Furthermore, it is presumed that there is an effect to enhance the interaction of the whole group. In addition, as a way of devising and consideration of deployment, the effectiveness such as setting time to share the planner's intention as a whole prior to "sharing", and providing individual support according to the characteristics of the target child was shown. Especially for children who tend to have negative remarks, while giving consideration to other people, considering the emotions held by the target children during the program, and proposing expressions that the target children can easily accept It is considered to be essential.