| ITTF China Open 2019, MD | 2019/05/31 03:10 | Gu Y / Liu S v Kihara/Nagasaki | L | 3-0 |
| ITTF China Open 2019, MD | 2019/05/30 03:20 | Kihara/Nagasaki v Balazova/Matelova | W | 3-0 |
| République tchèque - Extraleague | 2019/05/29 09:40 | Diaz A / Diaz M v Kihara/Nagasaki | W | 0-3 |
| Croatia Open WD | 2019/05/18 12:40 | Hashimoto/Sato v Kihara/Nagasaki | W | 1-3 |
| Croatia Open WD | 2019/05/17 13:20 | Kihara/Nagasaki v Odo S / Shibata S | W | 3-1 |
| Croatia Open WD | 2019/05/17 08:00 | Diaconu A / Wu Y v Kihara/Nagasaki | W | 1-3 |
| Slovenia Open WD | 2019/05/12 12:30 | Kihara/Nagasaki v Odo S / Shibata S | W | 3-0 |
| Slovenia Open WD | 2019/05/11 17:00 | Kihara/Nagasaki v Madarasz D / Pergel S | W | 3-1 |