Architecture: Shell House

i'm so drooling over this amazing structure by ARTechnic architects.  you can find this beautiful home out in the middle of the woods in nagano, japan.  i think i have a thing for japanese modern architecture.  i've posted a few japanese cabins over the last year.  isn't this amazing though?  check out the article here at archdaily for tons of great photos and a full story on this shell house.