TOKYO, JAPAN - JANUARY 25:  Japanese artist Yayoi Kusama sits in front of one of her newly finished paintings in her studio, on January 25, 2012 in Tokyo, Japan. Yayoi Kusama, who suffers from mental health problems and lives in a hospital near her studio, is one of today's most highly revered and popular of Japanese artists. She is one of the world's top selling living female artists breaking records in the millions. A major retrospective of her work is on display at Tate Modern in London through June 5, 2012.  (Photo by Jeremy Sutton-Hibbert/Getty Images)