Stadium: Court 2 Round: 26 Ground: Clay
| ITF W25 Santo Domingo WD | 2021/06/06 13:00 | Bektas/Gleason v Hayashi/Morisaki | 7-6,1-6,7-10 |
| ITF W25 Santo Domingo WD | 2021/06/04 14:25 | Ivanova/Mateas v Hayashi/Morisaki | 6-7,2-6 |
| ITF W25 Santo Domingo WD | 2021/06/03 19:30 | Alves/Martins v Hayashi/Morisaki | 5-7,2-6 |
| ITF W25 Santo Domingo WD | 2021/06/01 21:15 | Rodriguez/Sanchez v Hayashi/Morisaki | 0-6,1-6 |
| ITF W25 Pelham WD | 2021/05/22 16:30 | Hayashi/Morisaki v Contreras Gomez/Zacarias | 0-6,3-6 |
| ITF W25 Pelham WD | 2021/05/21 16:45 | Gumulya/Rompies v Hayashi/Morisaki | 2-6,3-6 |
| ITF W25 Pelham WD | 2021/05/18 20:35 | Hayashi/Morisaki v Carle/Udvardy | 3-6,6-3,10-6 |
| ITF W25 Naples WD | 2021/05/08 15:50 | Eikeri/Harrison v Hayashi/Morisaki | 6-2,3-6,10-2 |