 India: M25 Chennai - Doubles - Main |
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| Semi-finals | Eqbal I./Shah A. | Kawahashi Y./Matsuda R. | 2:1 (6:2, 63:7, 14:12) | dettagli | 17.01.2025 |
| Quarter-finals | Banthia S./Vardhan V. | Kawahashi Y./Matsuda R. | 0:2 (4:6, 4:6) | dettagli | 16.01.2025 |
| 1/8-finals | Somani P./Sureshkumar M. | Kawahashi Y./Matsuda R. | 0:2 (63:7, 4:6) | dettagli | 14.01.2025 |
 Egypt: M15 Sharm ElSheikh 17 - Doubles - Main |
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| Quarter-finals | Blazka D./Gengel M. | Kawahashi Y./Kikuchi Y. | 0:0 RET. (3:1) | dettagli | 21.11.2024 |
| 1/8-finals | Molder M./Ojakaar O. | Kawahashi Y./Kikuchi Y. | 0:2 (5:7, 5:7) | dettagli | 19.11.2024 |
| India: M25 Mumbai - Doubles - Main |
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| Quarter-finals | Kawahashi Y./Nishiwaki K. | Ganesan A./Shah A. | 1:2 (6:3, 3:6, 7:10) | dettagli | 14.11.2024 |
| 1/8-finals | Somani P./Sureshkumar M. | Kawahashi Y./Nishiwaki K. | 1:2 (64:7, 6:4, 9:11) | dettagli | 13.11.2024 |
 Japan: M15 Yanagawa City - Doubles - Main |
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| Quarter-finals | Honda N./Tomida Y. | Fukuda S./Kawahashi Y. | 2:0 (6:2, 7:5) | dettagli | 31.10.2024 |
| 1/8-finals | Hayashi K./Yamanaka T. | Fukuda S./Kawahashi Y. | 0:2 (1:6, 62:7) | dettagli | 30.10.2024 |
| Japan: M25 Takasaki - Doubles - Main |
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| Final | Kawahashi Y./Matsuda R. | Saitoh K./Tajima N. | 2:1 (7:68, 65:7, 10:6) | dettagli | 21.09.2024 |
| Semi-finals | Kawahashi Y./Matsuda R. | Isomura K./Sueoka Y. | 2:0 (7:5, 6:4) | dettagli | 20.09.2024 |
| Quarter-finals | Watanabe S./Takeru Y. | Kawahashi Y./Matsuda R. | 0:2 (4:6, 3:6) | dettagli | 19.09.2024 |
| 1/8-finals | Kawahashi Y./Matsuda R. | Koizumi N./Taka Y. | 2:0 (6:2, 6:2) | dettagli | 17.09.2024 |
| Japan: M25 Sapporo 2 - Doubles - Main |
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| 1/8-finals | Kusuhara Y./Nakagawa S. | Kawahashi Y./Kikuchi Y. | 2:0 (7:5, 6:3) | dettagli | 12.09.2024 |
| Japan: M25 Sapporo - Doubles - Main |
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| Final | Kawahashi Y./Taguchi R. | Katayama S./Kusuhara Y. | 0:2 (5:7, 1:6) | dettagli | 08.09.2024 |
| Semi-finals | Isomura K./Sueoka Y. | Kawahashi Y./Taguchi R. | 1:2 (6:1, 2:6, 6:10) | dettagli | 07.09.2024 |
| Quarter-finals | Kono Y./Nakagawa S. | Kawahashi Y./Taguchi R. | 1:2 (4:6, 6:3, 7:10) | dettagli | 06.09.2024 |
| 1/8-finals | Hazawa S./Perez B. | Kawahashi Y./Taguchi R. | 0:2 (2:6, 66:7) | dettagli | 04.09.2024 |
 Hong Kong: M25 Hong Kong - Doubles - Main |
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| 1/8-finals | Nakamura R./Okamura I. | Kawahashi Y./Sumizawa D. | 2:0 (6:1, 7:63) | dettagli | 28.08.2024 |
 Thailand: M15 Nakhon Si Thammarat 6 - Doubles - Main |
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| Quarter-finals | Kawahashi Y./Sumizawa D. | Kalyanpur A./Vardhan V. | 1:2 (4:6, 6:3, 6:10) | dettagli | 19.07.2024 |
| 1/8-finals | Becroft I./Ferguson C. | Kawahashi Y./Sumizawa D. | 1:2 (2:6, 6:1, 2:10) | dettagli | 16.07.2024 |
| Thailand: M15 Nakhon Si Thammarat 5 - Doubles - Main |
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| Quarter-finals | Sueoka Y./Suksumrarn T. | Kawahashi Y./Sumizawa D. | 2:0 (6:2, 6:3) | dettagli | 12.07.2024 |
| 1/8-finals | Kawahashi Y./Sumizawa D. | Delaney Je./Ferguson C. | 2:0 (6:3, 6:3) | dettagli | 12.07.2024 |
| Thailand: M15 Nakhon Si Thammarat 4 - Doubles - Main |
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| 1/8-finals | Lavizzari M./Park S. | Kawahashi Y./Okamura I. | 2:0 (7:62, 6:4) | dettagli | 02.07.2024 |
Taiwan: M25 Taipei 2 - Singles - Main