"Panta Rhei" Fritz Thyssen Foundation, Cologne 2012
45th floor of the "Messeturm" in Frankfurt, 2000
Office of Arthur Andersen in Frankfurt, 1996
Golden "byoubu"
Museum of East Asian Art in Cologne, 1995 (Japanese garden by Kazuo Makioka)
Entrance Hall of an office building in Neu-Isenburg
"Fusuma" in a private house in Kawasaki, 1986