| German Open WD | 2019/10/11 09:20 | Chen/Gu v Mittelham/Solja | W | 3-0 |
| German Open WD | 2019/10/10 09:20 | Chen/Gu v Batra/Kamath | W | 3-1 |
| German Open WD | 2019/10/11 09:20 | Ng/Soo v Kihara/Nagasaki | W | 1-3 |
| German Open WD | 2019/10/10 10:00 | Bajor/Partyka v Kihara/Nagasaki | W | 0-3 |
| Swedish Open WD | 2019/10/03 10:20 | Shao/Yu v Kihara/Nagasaki | L | 3-1 |
| Czech Open WD | 2019/08/22 09:40 | Kihara/Nagasaki v Gu/Mu | L | 2-3 |
| Bulgaria Open WD | 2019/08/16 08:10 | Hirano/Shibata v Kihara/Nagasaki | L | 3-1 |
| Bulgaria Open WD | 2019/08/15 08:20 | Bogdanova/Trigolos v Kihara/Nagasaki | W | 0-3 |
| Australian Open WD | 2019/07/12 05:40 | Chen/Wang v Kihara/Nagasaki | L | 3-0 |
| Australian Open WD | 2019/07/12 01:20 | Jee/Lay v Kihara/Nagasaki | W | 0-3 |