Museum-lodge in one!

Naoshima's Benesse House is an ideal place for art-loving tourists who want to stay for a few days in Naoshima.  It's a beachside lodge with artworks ranging from rock formations to the iconic lone Pumpkin wallowing in the small dock.  Benesse House also has a spa, cafes, and restaurants that'll keep art enthusiasts or regular guests well taken care of. 

So if you don't mind spending a few more yen just to sleep with great works of art, you may want to visit the Benesse House.  The rates start from 27,000 yen a night.