Born in 1966 in Kanagawa Prefecture, Japan. Graduated from Yokohama National University with Masters Degree in Architecture in 1990 and joined Kazuyo Sejima & Associates. In 1995 established SANAA with Kazuyo Sejima and in 1997 established his office. From 2001 till now he is Associate Professor at Yokohama National University. Was Visiting Professor at Ecole Polytechnique Federale de Lausanne from 2005-2006 and Visiting Professor at Princeton University from 2005-2008. He is presently Visiting Professor at GSD.
Recent works: Stadstheater Almere 'De Kunstlinie', Almere, the Netherlands and The New Museum of Contemporary Art, New York, USA in 2007. The Derek Lam NY, shop interior, USA and the Serpentine Pavilion, London, England in 2009.