Emperor Naruhito, Empress Masako and their daughter Princess Aiko, known to be an avid sumo fan since preschool age, watched live matches of Japan's ancient wrestling sport on Saturday, the first time since he ascended the throne last May.The emperor and empress watched the final nine bouts at Tokyo's Ryogoku Kokugikan on the penultimate day of the 15-day New Year Grand Sumo Tournament. The last time the couple went to sumo matches was 2017 when they were crown prince and crown princess.Seated in the venue's VIP booth on the second floor, the imperial family enthusiastically applauded the w…READ FULL ARTICLE