Comparative study on contemporary urban history between Japan and United States in the formation period of ''urban renewal''

本研究以战后40-60年代为“城市更新”的形成期，以当时的日美两国的城市更新及相关活动为研究对象，首先厘清这些理想与现实，其次是以居民社会结构的变迁为背景。特别是对美国战后城市史和规划史的研究进行了回顾，对日本战后城市史进行了研究，并对如何重新评价和分析两国战后城市史和规划史进行了综述。

This study views postwar period between 1940s and 1960s as the formation period of‘‘urban renewal’’, target at the urban renewals and those relating activities in those day’s Japan and United States, and clarify firstly those ideals and realities, secondly the changes of resident’s social structure as those background. Especially, this study reviewed former studies on postwar urban history and planning history in the United States, conducted postwar urban history in Japan, and overviewed how to re-evaluate and analyze postwar urban history and planning history in both countries.