 Czech Republic: W25 Jablonec nad Nisou 2 - Doubles - Main |
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| 1/8-finals | Cavalle-Reimers Y./Ponchet J. | Hosogi S./Matsuda M. | 2:1 (3:6, 7:5, 10:1) | details | 30.11.2021 |
| Czech Republic: W25 Milovice - Doubles - Main |
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| Final | Chwalinska M./Noskova L. | Hosogi S./Matsuda M. | 1:2 (6:3, 2:6, 8:10) | details | 27.11.2021 |
| Semi-finals | Hosogi S./Matsuda M. | Havlickova L./Struplova J. | 2:0 (6:1, 7:5) | details | 26.11.2021 |
| Quarter-finals | Hosogi S./Matsuda M. | Shapatava S./Webley-Smith E. | 2:1 (4:6, 6:4, 10:7) | details | 25.11.2021 |
| 1/8-finals | Bartunkova N./Hindova D. | Hosogi S./Matsuda M. | 0:2 (4:6, 4:6) | details | 24.11.2021 |
 Poland: W25 Radom - Doubles - Main |
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| 1/8-finals | Hosogi S./Matsuda M. | Kolodziejova M./Maleckova J. | 0:2 (3:6, 3:6) | details | 11.08.2021 |
 Australia: W25 Mildura - Doubles - Main |
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| Quarter-finals | Ozeki M./Ueda R. | Hosogi S./Matsuda M. | 2:1 (6:2, 0:6, 11:9) | details | 05.03.2020 |
| 1/8-finals | Di Tommaso C./Marshall A. | Hosogi S./Matsuda M. | 0:2 (0:6, 4:6) | details | 03.03.2020 |
