RAINBOW Difficult To Cure (2013 Japanese promo sample issue of the out of print limited edition 9-track digitally remastered Platinum SHM-CD [Super High Material CD - playable on most CD players]. The ultimate compact disc utilizing platinum in place of the aluminium to form the reflective coating. This copy was issued to radio stations and reviewers ahead of the actual release. Custom stamped inner rim on the disc, with a mini paper sleeve replica & obi-strip along with alyric book. That's not all, this fantastic set comes housed in a special 5½" x 5½" white box with pasted artwork on the front and a promo stickered full back obi-strip. These sets were produced in limited numbers and are rarely seen outside of Japan, and the promo examples are extremely rare and very sought after, the first we have ever seen UICY-40041)