The Wishing Cap sold by Isamisa Design Studio is a hat with detachable hairpieces.
The hat and hair configuration is the same for all Wishing Cap. There are also ten different styles of hats and seven hair styles for the rear and three for the front. You can combine them many different ways.
The price of the hat with hairpieces for front and rear is about 15,000 ¥ (150 €). The product is sold by ISAMISA Design Studio online. Catalogs will also be distributed in hospitals and other places. The company also plans to sell products for children.