Head to Head
| Qatar Open Women | 2018/10/20 17:45 | Koki Niwa v Gaoyuan Lin | L | 1-4 |
| Qatar Open XD | 2017/09/23 14:00 | Gaoyuan Lin v Koki Niwa | L | 4-1 |
Home History
| T2 Diamond | 2019/11/23 12:00 | Koki Niwa v Tomokazu Harimoto | L | 2-4 |
| T2 Diamond | 2019/11/21 13:15 | Koki Niwa v Hugo Calderano | W | 4-2 |
| Austrian Open | 2019/11/16 15:50 | Hugo Calderano v Koki Niwa | L | 4-2 |
| Austrian Open | 2019/11/15 16:50 | Koki Niwa v Mattias Falck | W | 4-2 |
| Austrian Open | 2019/11/14 17:20 | Koki Niwa v Benedikt Duda | W | 4-2 |
| Team World Cup | 2019/11/06 09:00 | Koki Niwa v Daniel Habesohn | W | 3-2 |
| Team World Cup | 2019/11/06 03:30 | Liam Pitchford v Koki Niwa | L | 3-0 |
| German Open | 2019/10/11 16:40 | Youngsik Jeoung v Koki Niwa | L | 4-3 |
Away History
| T2 Diamond | 2019/11/24 04:45 | Yun-Ju Lin v Gaoyuan Lin | L | 4-0 |
| T2 Diamond | 2019/11/23 11:00 | Jun Mizutani v Gaoyuan Lin | W | 1-4 |
| T2 Diamond | 2019/11/22 04:00 | Mattias Falck v Gaoyuan Lin | W | 1-4 |
| Austrian Open | 2019/11/15 17:40 | Zihao Zhao v Gaoyuan Lin | L | 4-2 |
| Austrian Open | 2019/11/14 17:20 | Jaehyun An v Gaoyuan Lin | W | 2-4 |
| Team World Cup | 2019/11/06 03:00 | Olajide Omotayo v Gaoyuan Lin | W | 0-3 |
| German Open | 2019/10/11 17:30 | Patrick Franziska v Gaoyuan Lin | L | 4-1 |
| German Open | 2019/10/10 18:50 | Yukiya Uda v Gaoyuan Lin | W | 0-4 |
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