 USA: US Open - Doubles - Main |
|---|
| Semi-finals | Bartone K./Selekhmeteva O. | Kawaguchi N./Nagy A. | 2:1 (7:5, 2:6, 10:7) | dettagli | 06.09.2019 |
| Quarter-finals | Kawaguchi N./Nagy A. | Hennemann C. W./Vecic A. | 2:0 (6:2, 6:3) | dettagli | 05.09.2019 |
| 1/8-finals | Kawaguchi N./Nagy A. | Monnet C./Semenistaja D. | 2:0 (6:1, 6:0) | dettagli | 04.09.2019 |
| 1/16-finals | Kawaguchi N./Nagy A. | Frayman D./Timofeeva M. | 2:0 (6:4, 6:4) | dettagli | 03.09.2019 |
 United Kingdom: Wimbledon - Doubles - Main |
|---|
| 1/8-finals | Kawaguchi N./Nagy A. | Kudermetova P./Morlet G. | 1:2 (6:4, 4:6, 5:7) | dettagli | 11.07.2019 |
| 1/16-finals | Kawaguchi N./Nagy A. | Monnet C./Wong Hong Yi C. | 2:1 (2:6, 6:3, 6:4) | dettagli | 09.07.2019 |
 Australia: Australian Open - Doubles - Main |
|---|
| Final | Beck C./Navarro E. | Kawaguchi N./Nagy A. | 0:2 (4:6, 4:6) | dettagli | 25.01.2019 |
| Semi-finals | Kawaguchi N./Nagy A. | Bencheikh L./Curmi F. | 2:1 (6:4, 2:6, 10:7) | dettagli | 24.01.2019 |
| Quarter-finals | Nahimana S./Uchijima M. | Kawaguchi N./Nagy A. | 0:2 (2:6, 62:7) | dettagli | 23.01.2019 |
| 1/8-finals | Allen V./Martins D. | Kawaguchi N./Nagy A. | 0:2 (3:6, 0:6) | dettagli | 22.01.2019 |
| 1/16-finals | Berezov A./Gibson T. | Kawaguchi N./Nagy A. | 0:2 (3:6, 4:6) | dettagli | 21.01.2019 |
