- Born:15 April 1996 (23 years)
Japanese judoka Ryuju Nagayama took bronze at the 2019 World Championships in Tokyo against Takato. He was fifth in 2018 in Baku. Nagayama was World Junior Champion U60kg of Abu Dhabi in 2015 Nagayama won the World Cadet Championships in 2011 in Kiev U50kg. In 2016 and 2018 he won the Grand Slam of Japan and in Ekaterinburg in 2017. He took bronze at the Grand Slam in Tokyo in 2017. He took gold at the IJF Masters in 2017 and 2019. He won the IJF Tour in Düsseldorf four times.