Japan Self-Defense Forces fire artilleries to mark the proclamation of Japan's Emperor Naruhito's ascension to the throne at a park in Tokyo on October 22, 2019. - Japan's new Emperor Naruhito completed his ascension to the ancient Chrysanthemum throne in a solemn, ritual-bound ceremony performed before hundreds of dignitaries in the Imperial Palace. (Photo by CHARLY TRIBALLEAU / AFP)