 Chile: Concepcion - Doubles - Main |
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| Final | Watanabe S./Takeru Y. | Harper P./Stevenson D. | 2:0 (6:4, 7:66) | details | 27.04.2024 |
| Semi-finals | Watanabe S./Takeru Y. | Cid Subervi R./Kirkin E. | 2:1 (6:3, 5:7, 11:9) | details | 26.04.2024 |
| Quarter-finals | Britto L./Villanueva G. | Watanabe S./Takeru Y. | 1:2 (7:64, 3:6, 4:10) | details | 25.04.2024 |
| 1/8-finals | Watanabe S./Takeru Y. | Ribero F./Torres J. B. | 2:0 (6:4, 6:3) | details | 24.04.2024 |
| 1/8-finals | Watanabe S./Takeru Y. | Ambrogi L. E./Rodriguez L. J. | CAN. | details | 24.04.2024 |
 Argentina: San Miguel de Tucuman - Doubles - Main |
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| Quarter-finals | Watanabe S./Takeru Y. | Carou I./Casanova H. | 1:2 (4:6, 6:2, 8:10) | details | 18.04.2024 |
| 1/8-finals | Watanabe S./Takeru Y. | Justo G. I./Kirkin E. | 2:0 (6:3, 6:3) | details | 17.04.2024 |
 Rwanda: Kigali 2 - Doubles - Main |
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| Semi-finals | Watanabe S./Takeru Y. | Fancutt T. J./Reese H. | 0:2 (3:6, 4:6) | details | 08.03.2024 |
| Quarter-finals | Watanabe S./Takeru Y. | Denolly C./Wenger D. | 2:1 (6:4, 3:6, 10:5) | details | 07.03.2024 |
| 1/8-finals | Isaro P./Rungkat C. | Watanabe S./Takeru Y. | 0:2 (62:7, 64:7) | details | 06.03.2024 |
| Rwanda: Kigali - Doubles - Main |
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| 1/8-finals | Watanabe S./Takeru Y. | Houkes M./Tabur C. | 0:2 (2:6, 65:7) | details | 28.02.2024 |
 Japan: Tokyo - Doubles - Main |
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| 1/8-finals | Watanabe S./Takeru Y. | Murray J./Venus M. | 1:2 (2:6, 7:68, 3:10) | details | 18.10.2023 |
| Japan: Tokyo - Doubles - Qualification |
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| Semi-finals | Ichikawa T./Imamura M. | Watanabe S./Takeru Y. | 2:1 (4:6, 6:3, 10:8) | details | 14.10.2023 |
| Japan: M25 Takasaki - Doubles - Main |
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| Final | Watanabe S./Takeru Y. | Ichikawa T./Kawachi K. | 2:1 (6:4, 2:6, 10:5) | details | 23.09.2023 |
| Semi-finals | Watanabe S./Takeru Y. | Ochi M./Tanuma R. | 2:0 (7:60, 6:3) | details | 22.09.2023 |
| Quarter-finals | Watanabe S./Takeru Y. | Matsumura R./Takada M. | 2:0 (6:3, 6:1) | details | 21.09.2023 |
| 1/8-finals | Watanabe S./Takeru Y. | Masabayashi T./Taguchi R. | 2:0 (7:63, 6:4) | details | 20.09.2023 |
| Japan: M25 Sapporo 2 - Doubles - Main |
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| Semi-finals | Watanabe S./Takeru Y. | Nakagawa S./Ogura K. | 1:2 (5:7, 6:4, 9:11) | details | 16.09.2023 |
| Quarter-finals | Watanabe S./Takeru Y. | Ferguson C./Fields O. | 2:0 (6:2, 6:3) | details | 14.09.2023 |
| 1/8-finals | Watanabe S./Takeru Y. | Jones L. R./Suzuki K. | 2:0 (6:4, 6:2) | details | 13.09.2023 |
