| ITF Women Karuizawa Qual | 2017/05/21 02:30 | Sabastiani Leon v Nagato, Momoko | 6-4,0-6,3-6 |
| ITF Women Karuizawa Qual | 2017/05/20 01:00 | Okuda, Akiko v Nagato, Momoko | 2-6,5-7 |
| ITF Women Kashiwa Qual | 2017/04/02 05:30 | Nagato, Momoko v Michika Ozeki | 4-6,3-6 |
| ITF Women Hong Kong | 2016/07/10 02:00 | Nagato, Momoko v Alana Parnaby | 1-6,0-6 |
| ITF Women Hong Kong | 2016/07/09 05:00 | Nagato, Momoko v Yeung, Venia | 6-3,6-2 |
| ITF Women Karuizawa Qual | 2017/05/21 01:00 | Rina Saigo v Baba, Sari | 4-6,2-6 |
| ITF Women Kurume | 2017/05/18 01:00 | Baba, Sari v Erina Hayashi | 6-2,4-6,4-6 |
| ITF Women Kurume | 2017/05/16 01:00 | Hiroko Kuwata v Baba, Sari | 6-2,4-6,1-6 |
| ITF Women Fukuoka Qual | 2017/05/07 05:50 | Tammi Patterson v Baba, Sari | 6-2,6-1 |
| ITF Women Fukuoka Qual | 2017/05/07 03:05 | Baba, Sari v Kusano, Kyoka | 6-0,6-3 |
| Kofu, Singles Qualifying W-WITF-JPN-02A | 2017/03/25 03:30 | Cao, Siqi v Baba, Sari | 6-2,6-0 |
| Nishi-Tama, Singles W-WITF-JPN-01A | 2017/03/18 03:00 | Kajitani, Robu v Baba, Sari | 6-4,6-2 |
| Yokohama, Singles Qualifying W-WITF-JPN-01B | 2017/03/05 03:00 | Baba, Sari v Erina Hayashi | 2-6,4-6 |