Japanese Emperor Akihito (L) waves to well-wishers as Empress Michiko (R) looks on during a public appearance on the balcony of the Imperial Palace in Tokyo on December 23, 2016. Thousands of people came out to see the emperor as he celebrates his 83rd birthday. / AFP / TOSHIFUMI KITAMURA (Photo credit should read TOSHIFUMI KITAMURA/AFP/Getty Images)
Japan's Emperor Akihito (2nd L) and Empress Michiko (R) look out at well-wishers while Crown Prince Naruhito (L) and Crown Princess Masako (2nd R) walk behind as they make a public appearance on the balcony of the Imperial Palace in Tokyo on December 23, 2016. Thousands of people came out to see the emperor as he celebrates his 83rd birthday. / AFP / TOSHIFUMI KITAMURA (Photo credit should read TOSHIFUMI KITAMURA/AFP/Getty Images)
Japan's Emperor Akihito (3rd L) and Empress Michiko (4th L) wave to well-wishers with Crown Prince Naruhito (2nd L), Crown Princess Masako (L), Prince Akishino (4th R), Princess Kiko (3rd R), Princess Mako (2nd R) and Princess Kako (R) during a public appearance by the royals on the balcony of the Imperial Palace in Tokyo on December 23, 2016. Thousands of people came out to see the emperor as he celebrates his 83rd birthday. / AFP / TOSHIFUMI KITAMURA (Photo credit should read TOSHIFUMI KITAMURA/AFP/Getty Images)
