Tadashi Kawamata ( 1953 - ) is a Japanese painter. Tadashi Kawamata s works have been put up for auction numerous times, with realized prices surpassing estimated prices, varying from 9090.91 USD for Plan for Documenta 9 (No 3) in 2006 to 39668.15 USD for TREE HUTS PLAN in 2015 , based on the size and medium of the artwork.