In this paper, the current state of facilities where the kindergarten and the child care place have been managed by the questionnaire survey in a nationwide scale as one body is understood. The management situation selected fi ve different facilities based on the result of this analysis in addition, the spot observation investigation was done, and an actual management situation of Integrated Facilities within Functions of Nursery School and Day Nursery was shown. It was able to be pointed out above that the feature of the problem and the all-in-one design facilities because of the united management of the kindergarten and the child care place was the one by "Child for a short time and the child's for a long time coexistence" and "Child for a short term and the child's for a long term coexistence" from two investigation results. Then, Chapter 3 and Chapter 4 paid attention to kindergartener's difference at the facilities stay time and length-of-stay, clarifi ed the development of the activity scene by the change of the number of kindergarteners during a day, and considered kindergartener's acaptive process.
