| ITF W15 Kashiwa WD | 04/05 07:00 | - | Shimizu/Yoshioka v Ku/Sato | 2-6,4-6 | |
| ITF W15 Kashiwa WD | 04/04 06:55 | - | Furutani/Kobori v Ku/Sato | 6-7,5-7 | |
| ITF W15 Kashiwa WD | 04/03 04:01 | - | Katsumi/Yang v Ku/Sato | 3-6,2-5 | |
| ITF W15 Kashiwa WD | 04/02 08:01 | - | Chikaraishi/Higashitani v Ku/Sato | 5-7,2-6 |