This paper aims to clarify how to form Civic Center for Urban Renewal analyzing cases of prefectural capital 27 Cities based on Japanese Castle-Towns in the Meiji and Taisho era Findings are as follows 1) Government and municipal offices tended to be nearby castle and gather each other to form Civic Center, 2)Just after replacing feudal domain system with prefecture system and operation of city organization sysytem, there were many cases of conversion of existing institutions to prefectural offices and city offices, 3)Nearby Civic Center, Castle Renewal such as reclaiming moats and creating new roads was done in many cities
