Hereditary Grand Duke Guillaume (R) and Hereditary Grand Duchess Stephanie of Luxembourg are greeted by Crown Prince Naruhito (C), upon their arrival at Akasaka Palace in Tokyo on October 9, 2014. Crown Prince Guillaume will meet his counterpart Japanese Crown Prince Naruhito. AFP PHOTO / POOL / Koji Sasahara        (Photo credit should read KOJI SASAHARA/AFP/Getty Images)