| German Open | 2020/01/31 20:10 | Xin Xu v Mizuki Oikawa | L | 4-1 |
| German Open | 2020/01/30 19:50 | Mizuki Oikawa v Patrick Franziska | W | 4-2 |
| German Open | 2020/01/29 12:40 | Mizuki Oikawa v Cheng-Ting Liao | W | 4-2 |
| Austrian Open | 2019/11/14 17:20 | Zhendong Fan v Mizuki Oikawa | L | 4-0 |
| German Open | 2019/10/08 19:15 | An Yan v Mizuki Oikawa | L | 4-1 |
| Czech Open | 2019/08/21 10:50 | Mizuki Oikawa v Ruwen Filus | L | 1-4 |
| Australian Open | 2019/07/11 10:50 | Long Ma v Mizuki Oikawa | L | 4-2 |
| Australian Open | 2019/07/10 06:20 | Kai Zhou v Mizuki Oikawa | W | 2-4 |