Head to Head
| China Open | 2019/05/30 08:55 | Kazuhiro Yoshimura v Koki Niwa | L | 0-4 |
| Katar Open - Damen | 2018/11/09 13:20 | Koki Niwa v Kazuhiro Yoshimura | L | 4-0 |
| Katar Open - Damen | 2018/06/08 04:30 | Koki Niwa v Kazuhiro Yoshimura | W | 2-4 |
| China Open | 2019/05/30 08:55 | Kazuhiro Yoshimura v Koki Niwa | L | 0-4 |
| Katar Open - Damen | 2018/11/09 13:20 | Koki Niwa v Kazuhiro Yoshimura | L | 4-0 |
| Katar Open - Damen | 2018/06/08 04:30 | Koki Niwa v Kazuhiro Yoshimura | W | 2-4 |