The purpose of this study is to get a fundamental knowledge in the architectural planning of play setting shared by all children include handicapped. For this objective, the investigation works to observe 5 intellectual handicapped children chosen from 3 day-service institutions was undertaken in about one week (include integrate program) for one child. Some results are shown as follows. 1) Playing of subject children increase at integrate program, 2) There are various participation and breakaway in children's presence, 3) It is important to make not only fixed play structure but all play settings.