Abstract
This article considers subject structure through examining the change of contents of art education in the course of study, a formation of the contents constitution process before the introduction of 'zoukei-asobi (Formative Play)' in particular. At first I looked at the change of the contents constitution of art education in the course of study from the 1947 version to the one of 1968. Second, I examined the consideration at the study of the contents, which was carried out in 1955, however was not reflected at the course of study, and the trial introduction of 'zoukei-asobi' at the formulating process. For accepting to the educational practice, three-dimensional structure of contents requested the connection with the ability and talent of children in the structure of art education. The result was confirmed.