The Tanpopo House's family tearoom is an updated take on Japan’s traditional flexible, open-plan tatami-mat room. Here, the charcoal fire pit for the teapot is an electric coil embedded in the floor, and the flooring is a durable rattan from Indonesia. Plaster oozing in between oak planks gives the room a warm, rough-hewn feel—a Fujimori signature.  Photo 8 of 23 in Terunobu Fujimori