Abstract
In this paper, we mainly clarify a structure of "Living-environment" for children's play. We also investigate how children grasp places and environment through the play. The method of this study is questionnaires and interviews with elementary schoolchildren in Tsubata town. Main conclusion is follows. 1)We make a proposal to divide children's plays into four types;purpose-intention, object-intention, purpose and object-intention and anonymous-intention. 2)We clarify that four types of play and playing places are closely related. 3)Especially "secret base playing" which categorized into anonymous-intention forms "Living-environment".