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| 1/16-finals | Jeong B. | Kobayashi H. | 1:0 RET. (6:0, 3:0) | details | 22.04.2026 | ||
| 1/16-finals | Ito A. | Kobayashi H. | 2:0 (6:1, 6:0) | details | 08.04.2026 | ||
| Semi-finals | Kobayashi H. | Yoshioka K. | 1:2 (7:64, 1:6, 5:7) | details | 13.03.2026 | ||
| Quarter-finals | Colling S. | Kobayashi H. | 1:2 (6:4, 4:6, 0:6) | details | 13.03.2026 | ||
| 1/8-finals | Das A. | Kobayashi H. | 1:2 (5:7, 6:1, 5:7) | details | 12.03.2026 | ||
| 1/8-finals | Kobayashi H./Yoshimoto N. | Kosaka R./Uemura M. | 0:2 (4:6, 3:6) | details | 21.04.2026 | ||
| Quarter-finals | Aikawa M./Kobayashi H. | Nagata A./Sato N. | 0:2 (5:7, 3:6) | details | 16.04.2026 | ||
| 1/8-finals | Ito A./Shimizu A. | Aikawa M./Kobayashi H. | 1:2 (2:6, 6:2, 8:10) | details | 15.04.2026 | ||
| 1/8-finals | Arakawa A./Ueda Y. | Hosoki Y./Kobayashi H. | 2:0 (6:4, 7:5) | details | 07.04.2026 | ||
| 1/8-finals | Sato H./Sato N. | Kobayashi H./Ozeki M. | 2:1 (66:7, 6:2, 11:9) | details | 18.03.2026 | ||