China: M25 Guiyang - Singles - Main |
| 1/16-finals | Binda A. | Lee D. H. | 2:1 (3:6, 6:0, 6:2) | dettagli | 17.09.2025 |
China: M15 Maanshan 9 - Singles - Main |
| 1/8-finals | Choe J. | Lee D. H. | 2:0 (7:5, 6:4) | dettagli | 11.09.2025 |
| 1/16-finals | Park S. | Lee D. H. | 1:1 RET. (5:7, 7:64, 1:4) | dettagli | 10.09.2025 |
Hong Kong: M15 Hong Kong 2 - Singles - Main |
| 1/16-finals | Lee D. H. | Chen X. D. | 0:2 (4:6, 1:6) | dettagli | 03.09.2025 |
Hong Kong: M15 Hong Kong - Singles - Main |
| Semi-finals | Ryan Ziegann S. | Lee D. H. | 1:1 RET. (4:6, 7:5, 3:0) | dettagli | 30.08.2025 |
| Quarter-finals | Oh Chan-Yeong | Lee D. H. | 0:2 (4:6, 2:6) | dettagli | 29.08.2025 |
| 1/8-finals | Suresh D. | Lee D. H. | 0:2 (3:6, 1:6) | dettagli | 28.08.2025 |
| 1/16-finals | Suzuki K. | Lee D. H. | 0:2 (62:7, 5:7) | dettagli | 27.08.2025 |
China: M15 Wuning 2 - Singles - Main |
| Final | Kikuchi Y. | Lee D. H. | 0:2 (3:6, 3:6) | dettagli | 03.08.2025 |
| Semi-finals | Lee D. H. | Lee K. | 0:0 RET. (3:3) | dettagli | 02.08.2025 |
| Quarter-finals | Lee D. H. | Jin Y. | 2:0 (7:64, 6:4) | dettagli | 01.08.2025 |
| 1/8-finals | Lee D. H. | Sim S. | 2:0 (6:1, 6:0) | dettagli | 31.07.2025 |
| 1/16-finals | Lee D. H. | Nidunjianzan F. | 2:1 (6:2, 1:6, 7:5) | dettagli | 29.07.2025 |
China: M15 Wuning - Singles - Main |
| Semi-finals | Shin S. | Lee D. H. | 2:0 (6:4, 6:4) | dettagli | 26.07.2025 |
| Quarter-finals | Zeng Y. | Lee D. H. | 0:2 (5:7, 6:7) | dettagli | 25.07.2025 |
| 1/8-finals | McFadzean L. | Lee D. H. | 0:2 (2:6, 2:6) | dettagli | 24.07.2025 |
| 1/16-finals | Yang Z. | Lee D. H. | 0:2 (2:6, 2:6) | dettagli | 23.07.2025 |
Japan: M15 Tokyo 2 - Singles - Main |
| 1/16-finals | Sinclair C. | Lee D. H. | 1:1 RET. (4:6, 6:2, 3:0) | dettagli | 08.07.2025 |
Japan: M15 Tokyo - Singles - Main |
| 1/16-finals | Lee D. H. | Tange S. | 0:2 (4:6, 1:6) | dettagli | 02.07.2025 |
South Korea: M25 Changwon - Singles - Main |
| 1/16-finals | Mochizuki Y. | Lee D. H. | 2:0 (6:1, 6:1) | dettagli | 04.06.2025 |
South Korea: M15 Daegu - Singles - Main |
| 1/8-finals | Shin S. | Lee D. H. | 2:0 (6:2, 6:4) | dettagli | 29.05.2025 |
| 1/16-finals | Jeong Y. | Lee D. H. | 0:2 (4:6, 1:6) | dettagli | 27.05.2025 |
South Korea: M15 Andong - Singles - Main |
| Quarter-finals | Kwon S. | Lee D. H. | 1:0 RET. (6:1, 3:0) | dettagli | 23.05.2025 |
| 1/8-finals | Lee D. H. | Park U. | 2:0 (6:4, 6:1) | dettagli | 22.05.2025 |
| 1/16-finals | Hwang D. | Lee D. H. | 0:2 (1:6, 4:6) | dettagli | 20.05.2025 |
China: M25 Anning - Singles - Main |
| 1/16-finals | Lee D. H. | Chen X. D. | 0:2 (62:7, 2:6) | dettagli | 29.04.2025 |
South Korea: Gwangju - Singles - Qualification |
| Semi-finals | Bai Y. | Lee D. H. | 2:0 (6:3, 7:67) | dettagli | 20.04.2025 |
South Korea: Busan - Singles - Qualification |
| Final | Simakin I. | Lee D. H. | 2:0 (6:2, 6:2) | dettagli | 14.04.2025 |
| Semi-finals | Lee D. H. | Uchida K. | 2:0 (6:4, 6:4) | dettagli | 13.04.2025 |
Thailand: M15 Nonthaburi 3 - Singles - Main |
| 1/8-finals | Leong M. W. K. | Lee D. H. | 2:0 (6:4, 6:2) | dettagli | 27.03.2025 |