The site is located in a quiet residential neighborhood in the heart of Tokyo, where the client run a dentistry clinic as husband and wife practitioners. Their relatives have also built and live on the premises. The concept in this case has been to have the house enclose a large central courtyard so that all of its rooms will face the garden, to create an intermediate area between the indoors and the outside world.

▼项目概览，overview © Masao Nishikawa

While it is impossible to imagine the interior living space based on the dark gray galvalume-steel outer wall or the closed façade made of half-mirrored glass, moving inside one becomes conscious of the comfortable contrast afforded by the expansive space, suffused with natural light.

▼灰色为主的入口空间，entrance space with grey tones © Masao Nishikawa