Nishihara House is a residential building located in Shibuya Ward, Tokyo, completed in 1976. Designed by Mizusawa Koumuten, this house represents an important example of domestic architecture from the mid-1970s Japanese architectural landscape. The structure showcases the design philosophy and construction techniques characteristic of its era, reflecting the particular aesthetic and functional approaches to residential design during this period. For architecture enthusiasts studying postwar Japanese housing design, this building offers valuable insights into the evolution of Tokyo's residential architecture and the craftsmanship of established builders during the mid-twentieth century.