France: W100 Contrexeville - Doubles - Main |
| 1/8-finals | Klasen A./Partaud M. | Hartono A./Miyazaki L. | 2:0 (6:3, 7:5) | details | 07.07.2021 |
Portugal: W25 Porto - Doubles - Main |
| Final | Ayukawa M./Omae A. | Hartono A./Miyazaki L. | 0:2 (5:7, 2:6) | details | 26.06.2021 |
| Semi-finals | Arakawa H./Tjandramulia O. | Hartono A./Miyazaki L. | 0:2 (5:7, 3:6) | details | 25.06.2021 |
| Quarter-finals | Hartono A./Miyazaki L. | Appleton E./Christie F. | 2:1 (6:1, 64:7, 10:3) | details | 24.06.2021 |
| 1/8-finals | Hartono A./Miyazaki L. | Bassols M./Ushijima R. | 2:0 (6:0, 6:4) | details | 22.06.2021 |
Portugal: W25+H Figueira Da Foz - Doubles - Main |
| Quarter-finals | Hozumi E./Omae A. | Hartono A./Miyazaki L. | 2:0 (6:2, 7:5) | details | 18.06.2021 |
| 1/8-finals | Santos A.F./Vojcinakova I. | Hartono A./Miyazaki L. | 0:2 (2:6, 4:6) | details | 15.06.2021 |
USA: W25 Pelham, AL - Doubles - Main |
| 1/8-finals | Hartono A./Miyazaki L. | Harrison C./Sutjiadi A. | 1:2 (4:6, 7:68, 6:10) | details | 18.05.2021 |
France: W25 Poitiers - Doubles - Main |
| Quarter-finals | Hartono A./Miyazaki L. | Galfi D./Zimmermann K. | 0:2 (3:6, 4:6) | details | 24.02.2021 |
| 1/8-finals | Bucsa C./Grabher J. | Hartono A./Miyazaki L. | WO. | details | 23.02.2021 |
Germany: W25 Altenkirchen - Doubles - Main |
| Semi-finals | Kania-Chodun P./Lohoff J. | Hartono A./Miyazaki L. | 2:0 (6:3, 6:4) | details | 19.02.2021 |
| Quarter-finals | Gabric A./Seibold E. | Hartono A./Miyazaki L. | 0:2 (1:6, 3:6) | details | 18.02.2021 |
| 1/8-finals | Bucsa C./Marcinkevica D. | Hartono A./Miyazaki L. | 1:2 (5:7, 6:2, 9:11) | details | 17.02.2021 |
France: W25 Grenoble - Doubles - Main |
| Final | Hartono A./Miyazaki L. | Rosca I. L./Zimmermann K. | 0:2 (1:6, 5:7) | details | 12.02.2021 |
| Semi-finals | Hartono A./Miyazaki L. | Lechemia E./Marcinkevica D. | 2:0 (7:5, 6:2) | details | 11.02.2021 |
| Quarter-finals | Paar L./Lohoff J. | Hartono A./Miyazaki L. | 1:2 (4:6, 6:1, 6:10) | details | 10.02.2021 |
| 1/8-finals | Hartono A./Miyazaki L. | Lu J./You X. | 2:1 (3:6, 6:4, 10:6) | details | 09.02.2021 |
Portugal: W15 Lousada 2 - Doubles - Main |
| Final | Bhatia R./Murta I. | Hartono A./Miyazaki L. | 1:2 (1:6, 7:5, 7:10) | details | 07.11.2020 |
| Semi-finals | Hartono A./Miyazaki L. | Cakarevic S./Salden L. | 2:1 (6:2, 3:6, 10:7) | details | 06.11.2020 |
| Quarter-finals | Hamaliy E./Sanz-Llaneza Fernandez A. | Hartono A./Miyazaki L. | 0:2 (5:7, 5:7) | details | 05.11.2020 |
Portugal: W15 Lousada - Doubles - Main |
| Semi-finals | Hartono A./Miyazaki L. | Bandecchi S./Salden L. | 1:2 (5:7, 6:3, 5:10) | details | 30.10.2020 |
| Quarter-finals | Baszak W./Shcherbinina A. | Hartono A./Miyazaki L. | 0:2 (4:6, 3:6) | details | 29.10.2020 |
| 1/8-finals | Gambogi S./Losciale V. | Hartono A./Miyazaki L. | 0:2 (1:6, 0:6) | details | 27.10.2020 |
Portugal: W25+H Figueira Da Foz - Doubles - Main |
| Quarter-finals | Gamarra Martins I./Haddad Maia B. | Hartono A./Miyazaki L. | 2:0 (6:4, 6:1) | details | 10.09.2020 |
| 1/8-finals | Hartono A./Miyazaki L. | Cervino Ruiz C./Fonte M. I. | 2:0 (6:1, 6:1) | details | 08.09.2020 |
United Kingdom: W25 Glasgow - Doubles - Main |
| Quarter-finals | Hartono A./Miyazaki L. | Georges M./Zimmermann K. | 1:2 (2:6, 6:2, 7:10) | details | 20.02.2020 |
| 1/8-finals | Bagerbaseh E. K./Daley D. | Hartono A./Miyazaki L. | 0:2 (2:6, 3:6) | details | 18.02.2020 |
France: W25 Grenoble - Doubles - Main |
| 1/8-finals | Hartono A./Miyazaki L. | Jacquemot E./Mohr C. B. | 1:2 (6:1, 4:6, 7:10) | details | 11.02.2020 |