Rare set of 3 books edited in 2001, with original slipcase ( rare) The work shows the evolution of the secret erotic painting in Japan on 3 centuries. The first book, blue cover , 32 pages , is dedicated to the main painters of Shunga , Utamaro , Hokusai or Utagawa , The second book , red cover, 60 pages , shows secrets paintings in 19th century, by unspecified or anonymous artists. The third, green cover, 80 pages, also with secrets paintings and drawings by anonymous artist , specially shows Kinbaku in 20 th century. ( with in between works by Sentaro Iwata ) Great works. The conditions are overall good to very good, the slipcase has slights traces on the face and very small spots at the back ( barely visible), the 3 books with yellow stains on the edges ( photos), the green with also stains on the cover ( each face), the red is excellent and the blue, slights stains at the back, inside the 3 books are very good.