Creating a pleasant city to walk in by designing multilayer streets that connect urban public spaces and architecture. Osaka Umeda Twin Towers South is an expansive urban complex with a total floor area of approximately 260,000 ㎡, consisting of a department store, offices, and conference halls, with 3 basement levels and 38 above-ground floors, in an integrated development across the city blocks. This project is a dynamic urban renewal initiative led by the vitality of a private company, centering the complex to create a comfortable city environment by improving the surrounding public facilities and maintaining them for the future.