Select tournament type
| 1/16-finals | Vishal Balsekar A. | Lee D. H. | 2:0 (6:3, 6:0) | details | 28.01.2026 | ||
| 1/16-finals | Palan D. | Lee D. H. | 2:0 (6:1, 6:2) | details | 21.01.2026 | ||
| 1/16-finals | Lorusso L. | Lee D. H. | 1:1 RET. (4:6, 7:5, 3:0) | details | 02.12.2025 | ||
| Semi-finals | Oberleitner N. | Lee D. H. | 2:0 (6:1, 6:3) | details | 09.11.2025 | ||
| Semi-finals | Samrej K. | Lee D. H. | 2:0 (6:1, 6:3) | details | 26.10.2025 | ||
| Semi-finals | Castelnuovo L. | Lee D. H. | 2:0 (6:2, 6:4) | details | 12.10.2025 | ||
| 1/16-finals | Binda A. | Lee D. H. | 2:1 (3:6, 6:0, 6:2) | details | 17.09.2025 | ||
| 1/8-finals | Choe J. | Lee D. H. | 2:0 (7:5, 6:4) | details | 11.09.2025 | ||
| 1/16-finals | Park S. | Lee D. H. | 1:1 RET. (5:7, 7:64, 1:4) | details | 10.09.2025 | ||
| 1/16-finals | Lee D. H. | Chen X. D. | 0:2 (4:6, 1:6) | details | 03.09.2025 | ||
| Semi-finals | Ryan Ziegann S. | Lee D. H. | 1:1 RET. (4:6, 7:5, 3:0) | details | 30.08.2025 | ||
| Quarter-finals | Oh Chan-Yeong | Lee D. H. | 0:2 (4:6, 2:6) | details | 29.08.2025 | ||
| 1/8-finals | Suresh D. | Lee D. H. | 0:2 (3:6, 1:6) | details | 28.08.2025 | ||
| 1/16-finals | Suzuki K. | Lee D. H. | 0:2 (62:7, 5:7) | details | 27.08.2025 | ||
| Final | Kikuchi Y. | Lee D. H. | 0:2 (3:6, 3:6) | details | 03.08.2025 | ||
| Semi-finals | Lee D. H. | Lee K. | 0:0 RET. (3:3) | details | 02.08.2025 | ||
| Quarter-finals | Lee D. H. | Jin Y. | 2:0 (7:64, 6:4) | details | 01.08.2025 | ||
| 1/8-finals | Lee D. H. | Sim S. | 2:0 (6:1, 6:0) | details | 31.07.2025 | ||
| 1/16-finals | Lee D. H. | Nidunjianzan F. | 2:1 (6:2, 1:6, 7:5) | details | 29.07.2025 | ||
| Semi-finals | Shin S. | Lee D. H. | 2:0 (6:4, 6:4) | details | 26.07.2025 | ||
| Quarter-finals | Zeng Y. | Lee D. H. | 0:2 (5:7, 6:7) | details | 25.07.2025 | ||
| 1/8-finals | McFadzean L. | Lee D. H. | 0:2 (2:6, 2:6) | details | 24.07.2025 | ||
| 1/16-finals | Yang Z. | Lee D. H. | 0:2 (2:6, 2:6) | details | 23.07.2025 | ||
| 1/16-finals | Sinclair C. | Lee D. H. | 1:1 RET. (4:6, 6:2, 3:0) | details | 08.07.2025 | ||
| 1/16-finals | Lee D. H. | Tange S. | 0:2 (4:6, 1:6) | details | 02.07.2025 | ||
| 1/16-finals | Mochizuki Y. | Lee D. H. | 2:0 (6:1, 6:1) | details | 04.06.2025 | ||
| 1/8-finals | Shin S. | Lee D. H. | 2:0 (6:2, 6:4) | details | 29.05.2025 | ||
| 1/16-finals | Jeong Y. | Lee D. H. | 0:2 (4:6, 1:6) | details | 27.05.2025 | ||
| Quarter-finals | Rifqi Fitriadi M./Han Seon Yong | Lee D. H./Vanshelboim E. | 2:0 (6:4, 6:1) | details | 29.01.2026 | ||
| 1/8-finals | Lakshmanan A./Sureshkumar M. | Lee D. H./Vanshelboim E. | 1:2 (6:3, 2:6, 7:10) | details | 27.01.2026 | ||
| 1/8-finals | Lee D. H./Ouakaa A. | Lakshmanan A./Sureshkumar M. | 0:2 (63:7, 4:6) | details | 20.01.2026 | ||
| 1/8-finals | Mehrotra A./Ryan Ziegann S. | Chanta T./Lee D. H. | 2:0 (7:65, 7:5) | details | 02.12.2025 | ||
| Final | Cho Seung Woo/Lee D. H. | Santillan A./Wang Y. | 2:0 (6:0, 6:4) | details | 13.09.2025 | ||
| Semi-finals | Park S./Vujic S. | Cho Seung Woo/Lee D. H. | 0:2 (3:6, 3:6) | details | 12.09.2025 | ||
| Quarter-finals | Pan W./Sun Z. | Cho Seung Woo/Lee D. H. | 0:2 (4:6, 2:6) | details | 11.09.2025 | ||
| 1/8-finals | Du Y./Yang Y. C. | Cho Seung Woo/Lee D. H. | 0:2 (2:6, 3:6) | details | 09.09.2025 | ||
| Final | Lee D. H./Oh Chan-Yeong | Pham H./Wong T. F. | 2:0 (7:5, 6:1) | details | 06.09.2025 | ||
| Semi-finals | Li Z./Meng F. | Lee D. H./Oh Chan-Yeong | WO. | details | 05.09.2025 | ||
| Quarter-finals | Lee D. H./Oh Chan-Yeong | Chan K. T. M./Wang S. L. | 2:0 (7:5, 7:64) | details | 04.09.2025 | ||
| 1/8-finals | Lee D. H./Oh Chan-Yeong | Atlangeriev B./Vujic S. | 2:1 (6:4, 3:6, 11:9) | details | 02.09.2025 | ||
| 1/8-finals | Berger A./Lee D. H. | Li Z./Meng F. | 0:2 (3:6, 5:7) | details | 26.08.2025 | ||
| Quarter-finals | Ferguson C./Sim S. | Kikuchi Y./Lee D. H. | 2:0 (6:4, 6:3) | details | 31.07.2025 | ||
| 1/8-finals | Kikuchi Y./Lee D. H. | Jin Y./Lu P. | 2:1 (4:6, 6:4, 10:4) | details | 30.07.2025 | ||
| Semi-finals | Lee D. H./Ochi M. | Jin Y./Li Z. | 0:2 (1:6, 4:6) | details | 25.07.2025 | ||
| Quarter-finals | Lee D. H./Ochi M. | Wang Y./Zheng B. | 2:0 (6:1, 6:3) | details | 24.07.2025 | ||
| 1/8-finals | Lee D. H./Ochi M. | Kong W./Li W. | 2:0 (6:1, 6:4) | details | 22.07.2025 | ||
| 1/8-finals | Lee D. H./Matsumura R. | Fukuda S./Matsuoka S. | 0:0 RET. (0:5) | details | 08.07.2025 | ||
| Quarter-finals | Delaney Ja./Delaney Je. | Kawahashi Y./Lee D. H. | 2:0 (6:3, 6:3) | details | 03.07.2025 | ||
| 1/8-finals | Adachi T./Shin W. | Kawahashi Y./Lee D. H. | 1:2 (6:4, 5:7, 8:10) | details | 02.07.2025 | ||
| 1/8-finals | Lee D. H./Mochizuki Y. | Sornlaksup P./Suksumrarn T. | 0:2 (4:6, 2:6) | details | 27.05.2025 | ||