Whole-Building Renovation of a Showa-Era Retro Building | Okayama Building Yoshihiro Yamamoto Architects Associates 302, Zeniya Honpo Main Building, 14-6 Ishigatsujichō, Tennōji-ku, Osaka Chūō Ward, Osaka City, Osaka Prefecture, Japan Mixed-Use Building OldBuilding BuildingRenovation MajorRepairs SeismicRetrofit IncomeProperty