- Born:25 March 1990 (29 years)
Japanese judoka Hirofumi Yamamoto won the World Junior Championships U20 in 2009 in Paris. He claimed 6 World Cup victories starting Madrid in 2010 and took the Grand Slam in Tokyo twice in 2010 and 2011. Also a Grand Slam victory in Rio in 2011. He won the Kodokan Cup in 2014 and 2015.
Match balance per year
|5 Dec 2014||5||7||Tokyo||GSL||U60|