Ryokun-chi is a residential dwelling completed in 1973, located in Hiroshima Town, Sapporo District, Hokkaido. Designed by architect Tatsuhiko Kuramoto of Kuramoto Tatsuhiko Architectural Planning Office, this home exemplifies the residential design philosophy of the early 1970s. The structure represents a thoughtful approach to domestic architecture during a period of significant evolution in Japanese residential design. Kuramoto's architectural vision synthesizes functional living spaces with contemporary design principles characteristic of the era, making this residence a noteworthy example of mid-twentieth century Japanese residential architecture worth examining for its design methodology and spatial organization.