Abstract
In this study, the author anlalyzed the reration between the argument about the small urban parks and the social situation before and after the Great Kanto earthquake. Then, not only the neccesity of play ground for children, but also the request for the education at the play ground were increasing. In 52 small urban parks in Tokyo constructed during the reconstruction period, The play of children were directed. Arid the small urban parks had the meaning as the installation to integrate communities to the nation and to organize the social order.