 Czech Republic: W75 Olomouc - Doubles - Main |
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| Quarter-finals | Hindova D./Jang S. J. | Aney J./Papadakis L. | 1:2 (4:6, 6:4, 7:10) | details | 20.06.2024 |
| 1/8-finals | Hindova D./Jang S. J. | Pastikova J./Smekalova M. | 2:0 (6:1, 6:2) | details | 19.06.2024 |
 Japan: W100 Gifu - Doubles - Main |
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| 1/8-finals | Gibson T./Inglis M. | Jang S. J./Lee Y.-H. | 2:1 (4:6, 6:1, 10:8) | details | 02.05.2024 |
| Japan: W100 Tokyo - Doubles - Main |
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| Final | Krunic A./Rodionova Ar. | Birrell K./Jang S. J. | 1:2 (5:7, 6:3, 8:10) | details | 28.04.2024 |
| Semi-finals | Gibson T./Inglis M. | Birrell K./Jang S. J. | 1:2 (7:64, 1:6, 5:10) | details | 27.04.2024 |
| Quarter-finals | Birrell K./Jang S. J. | Grey S. B./Miyazaki L. | 2:1 (6:3, 3:6, 10:8) | details | 25.04.2024 |
| 1/8-finals | Ma Y./Savinykh V. | Birrell K./Jang S. J. | 0:2 (4:6, 3:6) | details | 23.04.2024 |
 World: Billie Jean King Cup - Group I - Doubles - Main |
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| | Jang S. J./Park S. | Hourigan P. M./Routliffe E. | CAN. | details | 09.04.2024 |
| Japan: W50 Kashiwa - Doubles - Main |
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| 1/8-finals | Hartono A./Jang S. J. | Ma Y./Morisaki K. | 1:2 (6:3, 1:6, 9:11) | details | 02.04.2024 |
| Japan: W100 Takasaki 2 - Doubles - Main |
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| Quarter-finals | Han N./Jang S. J. | Liang E. S./Wu F. | 1:2 (7:62, 4:6, 10:12) | details | 23.11.2023 |
| 1/8-finals | Han N./Jang S. J. | Ito A./Morisaki K. | 2:0 (6:2, 7:5) | details | 22.11.2023 |
| Japan: W100 Takasaki - Doubles - Main |
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| Quarter-finals | Han N./Jang S. J. | Kobori M./Shimizu A. | 1:2 (3:6, 6:3, 4:10) | details | 16.11.2023 |
| 1/8-finals | Kumkhum L./Plipuech P. | Han N./Jang S. J. | 0:2 (61:7, 2:6) | details | 14.11.2023 |
Portugal: W75 Guimaraes - Singles - Main
China: W50 Shenzhen 2 - Singles - Main
Australia: Australian Open - Singles - Qualification