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| Quarter-finals | Cai J. | Nishimura K. | 0:1 RET. (1:6, 0:2) | details | 05.09.2025 | ||
| 1/8-finals | Wong Hong Yi C. | Cai J. | 1:2 (6:2, 1:6, 4:6) | details | 04.09.2025 | ||
| 1/16-finals | Ren K. | Cai J. | 0:2 (2:6, 1:6) | details | 03.09.2025 | ||
| 1/16-finals | Nagata A. | Cai J. | 2:1 (6:3, 1:6, 6:2) | details | 23.07.2025 | ||
| 1/16-finals | Cai J. | Cho S. | 0:2 (5:7, 4:6) | details | 16.04.2025 | ||
| 1/8-finals | Cai J./Ingale P. | Desvignes E. M./Lopez P. | 1:2 (6:4, 2:6, 10:12) | details | 19.11.2025 | ||
| 1/8-finals | Cai J./Chen S. | Chen Y./Tang X. | 0:1 RET. (4:6, 0:5) | details | 19.08.2025 | ||
| Quarter-finals | Cai J./Wang J. | Xun F. Y./Zhu A. | 1:2 (6:3, 4:6, 6:10) | details | 17.04.2025 | ||
| 1/8-finals | Ahn Y. J./Aikawa M. | Cai J./Wang J. | 1:2 (6:4, 3:6, 6:10) | details | 15.04.2025 | ||