Location：Tokyo, Structure：Rainforced concrete Total floor area：308m², Architects：Yaita and Associates, Principal in Charge：Hisaaki Yaita + Naoko Yaita, Project Architect：Yoshiko Kurihara, Structural engineer：Katsuharu Sugiura, Mechanical engineer：Shimazu Design Office Ltd. , General contractor：Watanabe Construction, Photos：Shigeo Ogawa