My photos of The National Art Center, project of Kisho Kurokawa:
国立新美術館、黒川紀章:
Thats their web site: http://www.nact.jp/english/index.html
For more photos:
With an impressive 21.6 meter of ceiling height at the lobby.
According to Kurokawa the wavy transparent facade design is low-energy.
And the architecture has a symbiotic relation with the forest arount it.