Japan's Crown Prince Nahurito (L) arrives for a concert of traditional Japanese music in The Royal Playhouse with Danish Crown Prince Frederik (R) and Crown Princess Mary (C) on June 16, 2017. 
Japan's Crown Prince is on a 6-days visit to Denmark / AFP PHOTO / Scanpix Denmark AND Scanpix / Martin Sylvest / Denmark OUT        (Photo credit should read MARTIN SYLVEST/AFP/Getty Images)