- Born:5 April 1992 (27 years)
Japanese judoka Goki Maruyama won the World Junior Championships U20 in 2011 in Cape Town. He won the European Open in Rome in 2015 and took bronze at the Grand Slam in Baku. He was in the final of the Grand Prix Qingdao in 2015. In September 2016 he won the Taipei Open.
Match balance per year
|18 Oct 2015||Wieczerzak, Alexander||GER||1/8||W||GSL||Paris||U81|
|6 Dec 2014||Wieczerzak, Alexander||GER||3/5||L||GSL||Tokyo||U81|