KORIYAMA, JAPAN - FEBRUARY 28:  (L-R) Prince William, Duke of Cambridge and Japanese Prime Minister Shinzo Abe wear 'yukata' as they pose for photographs at a traditional Japanese Ryokan before dinner on February 28, 2015 in Koriyama, Japan. The Duke of Cambridge is visiting Japan from February 26th to March 1st 2015.  (Photo by Arthur Edwards - WPA Pool/Getty Images)