President Yasuhiro Yamashita established the firm in 1991.
It was long time dream for Yamashita to have his own practice and he worked ravenously.
After the Hanshin Awaji great earthquake disaster in 1995, Yamashita came to realize the importance of the social aspect of the architect, when he started performing voluntary activities using hisarchitectural expertise.
Yamashita has won various architectural and design prizes worldwide since 2004 and has expanded his activities internationally.
After the 2011 Great East Japan Earthquake, Kenji Mizukami, Executive Vice-President, and Ben Matsuno, Managing Director, joined forces to set up. New Atelier Tekuto, with new offices outside Tokyo, to start positively participate in various local activities.