| Japan Open - Mixed dubbel | 2019/06/14 08:30 | Lee/Jeon v Harimoto/Hayata | L | 0-3 |
| Czech Open XD | 2019/08/22 08:00 | Lee/Jeon v Ma/Wu | L | 2-3 |
| Bulgaria Open XD | 2019/08/15 07:00 | Lee/Jeon v Ma/Wu | L | 1-3 |
| Australian Open - Mixed dubbel | 2019/07/12 08:00 | Lee/Jeon v Doo/Wong | L | 0-3 |
| Australian Open - Mixed dubbel | 2019/07/12 00:40 | Lee/Jeon v Balazova/Pistej | W | 3-1 |
| Australian Open - Mixed dubbel | 2019/07/11 00:40 | Lee/Jeon v Lim/Yoo | W | 3-1 |
| Korea Open - Damdubbel | 2019/07/05 07:30 | Lee/Jeon v Choi/Yang | L | 1-3 |
| Korea Open - Damdubbel | 2019/07/05 02:55 | Lee/Jeon v Nakamori/Odo | W | 3-1 |
| Korea Open - Damdubbel | 2019/07/04 03:00 | Lee/Jeon v Mak/Zhu | W | 3-1 |
| Swedish Open - Mixed dubbel | 2019/10/02 16:20 | Harimoto/Hayata v Tsuboi/Takahashi | W | 3-1 |
| Swedish Open - Mixed dubbel | 2019/10/02 07:30 | Harimoto/Hayata v Khanin/Trigolos | W | 3-0 |
| Japan Open - Mixed dubbel | 2019/06/15 05:00 | Harimoto/Hayata v Xu/Zhu | L | 0-3 |
| Japan Open - Mixed dubbel | 2019/06/15 01:00 | Harimoto/Hayata v Fan/Ding | W | 3-1 |
| Japan Open - Mixed dubbel | 2019/06/14 08:30 | Lee/Jeon v Harimoto/Hayata | W | 0-3 |
| Japan Open - Mixed dubbel | 2019/06/13 01:00 | Harimoto/Hayata v Gonzalez/Diaz | W | 3-0 |
| Hong Kong Open - Mixed dubbel | 2019/06/06 02:00 | Doo/Wong v Harimoto/Hayata | L | 3-1 |
| Hong Kong Open - Mixed dubbel | 2019/06/05 08:00 | Tromer/Eerland v Harimoto/Hayata | W | 0-3 |