| ITF Women Gifu Qual | 2017/04/30 04:40 | Emily Webley-Smith v Ayaka Okuno | 7-5,2-6,6-3 |
| ITF Women Anning Qual | 2017/04/24 02:00 | Mana Ayukawa v Ayaka Okuno | 2-6,6-3,7-5 |
| ITF Women Anning Qual | 2017/04/23 03:15 | Yan Wang v Ayaka Okuno | 3-6,2-6 |
| ITF Women Anning Qual | 2017/04/22 03:15 | Shanshan Guo v Ayaka Okuno | 6-1,2-6,3-6 |
| ITF Women Pelham | 2017/04/12 16:45 | Ayaka Okuno v Usue Maitane Arconada | 3-6,3-6 |
| ITF Women Pelham | 2017/04/11 17:00 | Ayaka Okuno v Catherine Leduc | 6-1,6-2 |
| ITF Women Kashiwa Qual | 2017/04/02 00:30 | Ayaka Okuno v Haruka Kaji | 6-7,2-6 |
| ITF Women Kofu | 2017/03/29 03:00 | Chihiro Muramatsu v Ayaka Okuno | 6-2,6-7,7-5 |
| ITF Women Fukuoka Qual | 2017/05/08 01:00 | Olivia Tjandramulia v Erina Hayashi | 3-6,1-6 |
| ITF Women Fukuoka Qual | 2017/05/07 04:35 | Kotomi Takahata v Erina Hayashi | 4-6,6-2,0-6 |
| ITF Women Fukuoka Qual | 2017/05/07 01:00 | Hina Matsumoto v Erina Hayashi | 0-6,5-7 |
| ITF Women Gifu Qual | 2017/04/30 01:00 | Erina Hayashi v Mai Minokoshi | 1-6,6-3,4-6 |
| ITF Women Kofu Qual | 2017/03/25 06:00 | Erina Hayashi v Rika Fujiwara | 6-7,7-5,1-6 |
| ITF Women Nishi-Tama | 2017/03/23 02:55 | Tori Kinard v Erina Hayashi | 6-4,2-6,6-3 |
| ITF Women Nishi-Tama | 2017/03/22 02:30 | Aya Tanaka v Erina Hayashi | 1-6,1-6 |
| ITF Women Nishi-Tama | 2017/03/20 01:00 | Wushuang Zheng v Erina Hayashi | 3-6,3-6 |