Fourteen-year-old Tomokazu Harimoto became Japan's youngest national table tennis singles champion on Sunday, beating Rio de Janeiro bronze medalist Jun Mizutani 4-2 in the men's final.Harimoto fought aggressively throughout his 11-9, 11-5, 8-11, 11-2, 6-11, 11-5 victory and snapped Mizutani's hopes of winning his 10th national title at Tokyo Metropolitan Gymnasium."My opponent had more experience, so I tried to fight aggressively," Harimoto said. "I figured I had nothing to lose."Harimoto, who also defeated Mizutani at last year's world championships, said he hopes to boost his momentum an…READ FULL ARTICLE