Koji Tsutsui founded Koji Tsutsui and Associates in 2004 and maintains offices in both Tokyo and San Francisco. He earned a B.Arch. from the University of Tokyo and an M.Arch. from The Bartlett at University College London. Prior to establishing his own firm, Tsutsui worked six years for renowned architect Tadao Ando.

Tsutsui has earned international recognition for his work, which merges morphological and cultural interests. He was recently awarded the prestigious 2012 Architectural League Prize. Koji Tsutsui and Associates’s InBetween house received a 2011 World Architecture Festival Award in the Villa Category and was named to Architectural Record‘s Record Houses. Tsutsui was also part of Architectural Record‘s Design Vanguard in 2011 and in 2009, the office’s Annular Orphanage was a Finalist for the Global Holcim Award.