Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| ITF W25 - Pelham - Damdubbel | 2021/05/18 18:55 | Hartono/Miyazaki v Harrison/Sutjiadi | 4-6,7-6,6-10 |
| ITF W25 - Poitiers - Damdubbel | 2021/02/24 14:15 | Hartono/Miyazaki v Galfi/Zimmermann | 3-6,4-6 |
| ITF W25 - Altenkirchen - Damdubbel | 2021/02/19 14:55 | Kania-Chodun/Wachaczyk v Hartono/Miyazaki | 6-3,6-4 |
| ITF W25 - Altenkirchen - Damdubbel | 2021/02/18 14:45 | Gabric/Seibold v Hartono/Miyazaki | 1-6,3-6 |
| ITF W25 - Altenkirchen - Damdubbel | 2021/02/17 18:00 | Bucsa/Marcinkevica v Hartono/Miyazaki | 5-7,6-2,9-11 |
| ITF W25 - Grenoble - Damdubbel | 2021/02/12 09:00 | Hartono/Miyazaki v Rosca/Zimmermann | 1-6,5-7 |
| ITF W25 - Grenoble - Damdubbel | 2021/02/11 10:55 | Hartono/Miyazaki v Lechemia/Marcinkevica | 7-5,6-2 |
| ITF W25 - Grenoble - Damdubbel | 2021/02/10 11:00 | Paar/Wachaczyk v Hartono/Miyazaki | 4-6,6-1,6-10 |