Select tournament type
| 1/16-finals | Kuramochi M. | Oigawa S. | 2:0 (6:2, 6:2) | details | 24.06.2026 | ||
| 1/16-finals | Arakawa N. | Oigawa S. | 2:0 (6:3, 6:4) | details | 20.05.2026 | ||
| 1/16-finals | Nishimoto S. | Oigawa S. | 2:1 (6:4, 3:6, 6:1) | details | 06.05.2026 | ||
| Quarter-finals | Goto R. | Oigawa S. | 2:0 (6:0, 6:1) | details | 21.11.2025 | ||
| 1/8-finals | Oigawa S. | Wan E. | 2:0 (6:1, 7:64) | details | 20.11.2025 | ||
| 1/16-finals | Ramesh J. | Oigawa S. | 0:2 (4:6, 0:6) | details | 19.11.2025 | ||
| 1/16-finals | Oigawa S. | Sidorova K. | 0:2 (3:6, 2:6) | details | 12.11.2025 | ||
| Quarter-finals | Furutani H./Oigawa S. | Noguchi S./Sawashiro K. | 0:2 (4:6, 65:7) | details | 26.06.2026 | ||
| 1/8-finals | Furutani H./Oigawa S. | Yuhan L./Varaksina A. | 2:1 (2:6, 6:4, 10:7) | details | 25.06.2026 | ||
| 1/8-finals | Miyamoto A./Sato H. | Oigawa S./Uemura M. | 2:0 (6:1, 7:64) | details | 19.05.2026 | ||
| Quarter-finals | Oigawa S./Uemura M. | Negishi Y./Tamura K. | 0:2 (3:6, 1:6) | details | 14.05.2026 | ||
| 1/8-finals | Soeda K./Tsujioka S. | Oigawa S./Uemura M. | 0:2 (4:6, 3:6) | details | 13.05.2026 | ||
| 1/8-finals | Koyama H./Oigawa S. | Hanatani N./Ohwaki Yui | 1:2 (6:2, 2:6, 7:10) | details | 04.03.2026 | ||
| Semi-finals | Oigawa S./Uemura M. | Goto R./Matsuda R. | 0:2 (4:6, 1:6) | details | 15.11.2025 | ||
| Quarter-finals | Oigawa S./Uemura M. | Tian N./Wang J. | 2:0 (6:1, 7:63) | details | 13.11.2025 | ||
| 1/8-finals | Oigawa S./Uemura M. | Leong S. L. X./Shin J. | 2:1 (2:6, 6:2, 10:8) | details | 13.11.2025 | ||
| 1/8-finals | Saito S./Shimizu A. | Oigawa S./Tsuda R. . | 2:0 (6:2, 6:0) | details | 05.11.2025 | ||
| 1/8-finals | Negishi Y./Oigawa S. | Higashitani N./Kawagishi N. | 0:2 (4:6, 4:6) | details | 28.10.2025 | ||
| 1/8-finals | Negishi Y./Oigawa S. | Miyamoto A./Sato H. | 0:2 (0:6, 4:6) | details | 13.05.2025 | ||
| 1/8-finals | Goshima U./Oigawa S. | Goto M./Kondo F. | 1:2 (7:64, 4:6, 6:10) | details | 11.10.2023 | ||
| 1/8-finals | Toth A. K./Yoruk I. | Oigawa S./Peer J. | 2:0 (6:0, 6:0) | details | 25.05.2022 | ||