Stadium: Center Court Round: 26 Ground: Hardcourt outdoor
| ITF W25 - Tsukuba - Damdubbel | 2019/08/24 05:30 | Kajitani/Ozeki v Ayukawa/Sema | 7-6,1-6,7-10 |
| ITF W25 - Tsukuba - Damdubbel | 2019/08/23 08:05 | Ayukawa/Sema v Kobori/Okamura | 6-4,6-4 |
| ITF W25 - Tsukuba - Damdubbel | 2019/08/23 07:00 | Arakawa/Hontama v Ayukawa/Sema | 4-6,3-6 |
| ITF W25 - Tsukuba - Damdubbel | 2019/08/21 06:15 | Abe/Ganaha v Ayukawa/Sema | 1-6,7-6,7-10 |
| ITF W25 - Qujing - Damdubbel | 2019/07/20 05:00 | Kang/Plipuech v Ayukawa/Sema | 2-6,3-6 |
| ITF W25 - Qujing - Damdubbel | 2019/07/19 06:45 | Jang/Lu v Ayukawa/Sema | 1-6,6-7 |
| ITF W25 - Qujing - Damdubbel | 2019/07/18 07:00 | Chen/Zhou v Ayukawa/Sema | 5-7,4-6 |
| ITF W25 - Qujing - Damdubbel | 2019/07/17 07:10 | Gao/Xun v Ayukawa/Sema | 3-6,6-7 |