At the 2011 World Junior Table Tennis Championships, Niwa took revenge against Lin and won 4 games to 2 to win the tournament. The 2017 Seamaster World Tour Platinum Austria Open marked the first time in 6 years that the two had met. Lin won 4 games to 1 over Niwa. (W) Won; (F) finalist; (SF) semifinalist; (QF) quarterfinalist; (#R) rounds 4, 3, 2, 1; (RR) round-robin stage; (S) Singles Tournament; (D) Doubles Tournament; (MD) Mixed Doubles Tournament; (T) Team Tournament. Niwa's match record against those who have been ranked in the top 10, with those who have been No. 1 in bold: