| ITF W25 Makinohara | 10/07 00:30 | 54 | Mayuka Aikawa v Saito, Yui | Walkover | |
| ITF W15 Cancun | 07/23 15:10 | 25 | Nadel, Nicole v Saito, Yui | 6-4,6-4 | |
| Karuizawa, Singles W-ITF-JPN-12A | 05/21 05:55 | 25 | Miyamoto, Ayumi v Saito, Yui | 6-2,7-5 | |
| Hamamatsu, Singles W-WITF-JPN-12A | 10/16 01:00 | 25 | Saito, Yui v Haruna Arakawa | 4-6,2-6 |