| On October 6, 2019, Japanese Princess Mako visited the Ariake Coliseum (Ariake Koroshiamu) in Tokyo to watch the men's singles final between Novak Djokovic of Serbia and John Millman of Australia at the Rakuten Japan Open tennis tournament. Serbia's Novak Djokovic won his first Japan Open title and overall the 76th of his career with a 6-3, 6-2 win over Australian John Millman. |
