Since 1995 he has been running a project on the theme of spatial expressions to investigate different potentials for architecture, based on the relationships between body and viewpoint/observatory-point.  In 1997 he participated in the project "IO_DENCIES" in Tokyo produced by Knowbotic Research.  That same year he joined the Lifescape Institute, and was responsible for the basic and practical architectural design of "Hinaya Project".  In 1998, he founded "doubleNegatives," an architectural unit that consists of professionals with different backgrounds.  While working as an architect and director, in his free time he develops software, net-art, and conducts VJ performances at club events.  In 2000 he took part in "Kankaku (Sense) Museum" founded in Miyagi Prefecture, and produced "dqpb #2.0-dynamic quadruple phonic building," a permanent interactive work for the museum.