 New Caledonia: Noumea - Doubles - Main |
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| 1/8-finals | Ogura K./Saitoh K. | Hazawa S./Ichikawa T. | 2:0 (7:64, 6:3) | dettagli | 30.12.2024 |
 Japan: Yokkaichi - Doubles - Main |
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| Quarter-finals | Hazawa S./Taguchi R. | Isomura K./Shiraishi H. | 0:2 (613:7, 2:6) | dettagli | 29.11.2024 |
| 1/8-finals | Bayldon B./Willis M. | Hazawa S./Taguchi R. | 1:2 (4:6, 7:64, 6:10) | dettagli | 27.11.2024 |
| Japan: Kobe - Doubles - Main |
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| Semi-finals | Hazawa S./Imamura M. | Uchida K./Takeru Y. | 1:2 (6:1, 3:6, 5:10) | dettagli | 15.11.2024 |
| Quarter-finals | Hazawa S./Imamura M. | Chandrasekar A./Kaliyanda Poonacha N. | 2:1 (6:1, 3:6, 10:5) | dettagli | 14.11.2024 |
| 1/8-finals | Ho R./Myneni S. | Hazawa S./Imamura M. | 0:2 (64:7, 5:7) | dettagli | 13.11.2024 |
| Japan: M15 Yanagawa City - Doubles - Main |
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| Quarter-finals | Oh Chan-Yeong/Park S. | Hazawa S./Sueoka Y. | 2:0 (7:64, 6:3) | dettagli | 31.10.2024 |
| 1/8-finals | Charoenphon Y./Nithithananont N. | Hazawa S./Sueoka Y. | 0:2 (2:6, 1:6) | dettagli | 29.10.2024 |
| Japan: M15 Tanagura - Doubles - Main |
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| 1/8-finals | Hazawa S./Sueoka Y. | Kawachi K./Suzuki K. | 1:2 (6:3, 1:6, 3:10) | dettagli | 24.10.2024 |
| Japan: M25 Takasaki - Doubles - Main |
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| Quarter-finals | Hazawa S./Taguchi R. | Saitoh K./Tajima N. | 1:2 (6:3, 2:6, 5:10) | dettagli | 19.09.2024 |
| 1/8-finals | Sumizawa D./Tanuma R. | Hazawa S./Taguchi R. | 1:2 (5:7, 6:2, 5:10) | dettagli | 17.09.2024 |
| Japan: M25 Sapporo 2 - Doubles - Main |
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| 1/8-finals | Ichikawa T./Imamura M. | Hazawa S./Taguchi R. | 2:1 (6:2, 2:6, 10:4) | dettagli | 12.09.2024 |
| Japan: M25 Sapporo - Doubles - Main |
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| 1/8-finals | Hazawa S./Perez B. | Kawahashi Y./Taguchi R. | 0:2 (2:6, 66:7) | dettagli | 04.09.2024 |
 Tunisia: M15 Monastir 33 - Doubles - Main |
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| Semi-finals | Alkotop Moh./Alkotop M. | Bittoun C./Hazawa S. | 2:0 (6:3, 6:3) | dettagli | 16.08.2024 |
| Quarter-finals | Makhlouf N./Polukhin S. | Bittoun C./Hazawa S. | 1:2 (3:6, 6:4, 6:10) | dettagli | 15.08.2024 |
| 1/8-finals | Bennani R./Smiej Y. | Bittoun C./Hazawa S. | 0:2 (1:6, 2:6) | dettagli | 13.08.2024 |
| Tunisia: M15 Monastir 32 - Doubles - Main |
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| Semi-finals | Alkotop Moh./Alkotop M. | Duhan C./Hazawa S. | 2:0 (7:68, 6:3) | dettagli | 09.08.2024 |
| Quarter-finals | Makhlouf N./Polukhin S. | Duhan C./Hazawa S. | 0:2 (2:6, 5:7) | dettagli | 08.08.2024 |
| 1/8-finals | Hermassi R./Trifi A. | Duhan C./Hazawa S. | 0:2 (5:7, 4:6) | dettagli | 06.08.2024 |
| Tunisia: M15 Monastir 31 - Doubles - Main |
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| Quarter-finals | Donnet E./Sklenka V. | Camus C./Hazawa S. | 2:0 (6:3, 6:4) | dettagli | 01.08.2024 |
| 1/8-finals | Gabashvili T./Kuznetsov V. | Camus C./Hazawa S. | 0:2 (65:7, 4:6) | dettagli | 30.07.2024 |
| Japan: M15 Tokyo 2 - Doubles - Main |
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| Semi-finals | Lee J. M./Song M.-K. | Hazawa S./Ichikawa T. | 2:0 (6:2, 6:2) | dettagli | 12.07.2024 |
| Quarter-finals | Ito T./Katayama S. | Hazawa S./Ichikawa T. | 1:2 (7:67, 2:6, 7:10) | dettagli | 11.07.2024 |
| 1/8-finals | Irwanto J./Matsuoka S. | Hazawa S./Ichikawa T. | 0:2 (2:6, 2:6) | dettagli | 10.07.2024 |
 Kazakhstan: M15 Ust-Kamenogorsk 2 - Doubles - Main |
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| Final | Hazawa S./Kawachi K. | Orynbasar I./Yerdilda Y. | 2:0 (6:3, 6:3) | dettagli | 06.07.2024 |
| Semi-finals | Agafonov E./Fomin S. | Hazawa S./Kawachi K. | 1:2 (65:7, 6:4, 8:10) | dettagli | 05.07.2024 |
| Quarter-finals | Hazawa S./Kawachi K. | Bar Biryukov P./Tiukaev R. | 2:0 (6:4, 6:2) | dettagli | 05.07.2024 |
Australia: Brisbane - Singles - Qualification