| Canada Open Women | 2019/07/04 21:00 | Se Young An v Mizui, Hirari | L | 2-1 |
| Canada Open Women | 2019/07/03 22:20 | Mizui, Hirari v Ji, S. | W | 2-0 |
| Vietnam Int. Women | 2019/04/14 07:30 | Mizui, Hirari v Se Young An | W | 2-0 |
| Vietnam Int. Women | 2019/04/13 06:40 | Ayustine, Dinar Dyah v Mizui, Hirari | W | 0-2 |
| Vietnam Int. Women | 2019/04/11 07:45 | Thi Trang Vu v Mizui, Hirari | W | 1-2 |
| Vietnam Int. Women | 2019/04/10 07:50 | Prabhudesai, Anura v Mizui, Hirari | W | 0-2 |
| Vietnam Int. Women Qual | 2019/04/09 07:20 | Mizui, Hirari v Ho, Yen Mei | W | 2-0 |
| Osaka Int. Women | 2019/04/04 09:25 | Aimsaard, Nuntakarn v Mizui, Hirari | W | 0-2 |
| Hyderabad Open 2019, WS | 2019/08/08 06:30 | Yu Po Pai v Sim, Yu Jin | L | 2-1 |
| Hyderabad Open 2019, WS | 2019/08/07 14:10 | Chiang, Ying Li v Sim, Yu Jin | W | 1-2 |
| US Open 2019, WS | 2019/07/13 00:50 | Mine, Ayumi v Sim, Yu Jin | L | 2-1 |
| US Open 2019, WS | 2019/07/11 20:30 | Ji, S. v Sim, Yu Jin | W | 0-2 |
| US Open 2019, WS | 2019/07/10 19:10 | Sim, Yu Jin v Zhang, Y. | W | 2-0 |
| Canada Open Women | 2019/07/03 15:50 | Michelle Li v Sim, Yu Jin | L | 2-1 |
| New Zealand Open 2019, WS | 2019/04/30 23:00 | Akane Yamaguchi v Sim, Yu Jin | L | 2-0 |
| China Masters Women | 2019/03/16 04:30 | Zhang, Y. v Sim, Yu Jin | L | 2-0 |