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MELBOURNE, AUSTRALIA - JANUARY 25: Yosuke Watanuki of Japan celebrates a point in his second round juniors match against Moerani Bouzige of Australia during the Australian Open 2016 Junior Championships at Melbourne Park on January 25, 2016 in Melbourne, Australia. (Photo by Pat Scala/Getty Images)

MELBOURNE, AUSTRALIA - JANUARY 25:  Yosuke Watanuki of Japan celebrates a point in his second round juniors match against Moerani Bouzige of Australia during the Australian Open 2016 Junior Championships at Melbourne Park on January 25, 2016 in Melbourne, Australia.  (Photo by Pat Scala/Getty Images)