| ITF Women Nishi-Tama | 2017/03/20 01:00 | Kei Kato v Rika Fujiwara | 3-6,0-6 |
| ITF Women Kurume Qual | 2017/05/14 05:20 | Rika Fujiwara v Μιτσούμι Καβασάκι | 6-3,3-6,6-1 |
| ITF Women Kurume Qual | 2017/05/14 00:30 | Rika Fujiwara v Sakura Hondo | 6-2,6-4 |
| ITF Women Fukuoka | 2017/05/09 01:00 | Μάι Μινοκόσι v Rika Fujiwara | 6-2,6-3 |
| ITF Women Gifu Qual | 2017/04/30 06:30 | Rika Fujiwara v Μάι Μινοκόσι | 3-6,3-6 |
| ITF Women Gifu Qual | 2017/04/30 01:00 | Κίμπερλι Μπιρέλ v Rika Fujiwara | 1-6,1-6 |
| ITF Women Kashiwa | 2017/04/05 00:30 | Rika Fujiwara v Μάγιο Χίμπι | 2-6,2-6 |
| ITF Women Kashiwa Qual | 2017/04/03 00:30 | Rika Fujiwara v Γουσουάνγκ Ζενγκ | 6-2,6-2 |
| ITF Women Kashiwa Qual | 2017/04/02 04:00 | Μάνα Αγιουκάβα v Rika Fujiwara | 6-7,2-6 |
| ITF Women Kurume Qual | 2017/05/14 07:50 | Hina Matsumoto v Kei Kato | 3-6,4-6 |
| ITF Women Kurume Qual | 2017/05/14 05:15 | Ρόμπου Κατζιτάνι v Kei Kato | 3-6,6-7 |
| ITF Women Kofu Qual | 2017/03/27 04:00 | Kei Kato v Mari Osaka | 0-6,1-6 |
| ITF Women Kofu Qual | 2017/03/27 02:30 | Kumi So v Kei Kato | 2-6,6-7 |
| ITF Women Kofu Qual | 2017/03/25 01:00 | Kimika Sakata v Kei Kato | 4-6,3-6 |
| ITF Women Nishi-Tama | 2017/03/20 01:00 | Kei Kato v Rika Fujiwara | 3-6,0-6 |
| ITF Women Nishi-Tama | 2017/03/19 01:00 | Τσιχίρο Τακαγιάμα v Kei Kato | 1-6,2-6 |
| ITF Women Yokohama Qual | 2017/03/06 04:00 | Μάι Μινοκόσι v Kei Kato | 6-2,6-7,6-2 |