| ITF Women Kurume Qual | 2017/05/14 05:15 | Erina Hayashi v Misaki Matsuda | 6-2,6-1 |
| ITF Women Fukuoka | 2017/05/11 01:00 | Erina Hayashi v Zarina Diyas | 1-6,3-6 |
| ITF Women Fukuoka | 2017/05/10 01:00 | Ayaka Okuno v Erina Hayashi | 3-6,3-6 |
| 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 Kurume Qual | 2017/05/14 02:30 | Minami Akiyama v Ramu Ueda | 0-6,1-6 |
| ITF Women Hua Hin Qual | 2017/05/06 05:30 | Britt Geukens v Ramu Ueda | 4-6,6-4,6-2 |
| ITF Women Hua Hin Qual | 2017/04/29 06:30 | Ziyue Sun v Ramu Ueda | 7-5,6-3 |
| ITF Women Hua Hin Qual | 2017/04/23 05:35 | Patcharin Cheapchandej v Ramu Ueda | 6-2,6-2 |
| ITF Women Hua Hin Qual | 2017/04/22 05:30 | Tanuchaporn Yongmod v Ramu Ueda | 2-6,1-6 |
| ITF Women Kofu Qual | 2017/03/27 02:30 | Ramu Ueda v Nina Stadler | 6-7,2-6 |
| ITF Women Kofu Qual | 2017/03/25 01:00 | Shiho Hisamatsu v Ramu Ueda | 2-6,3-6 |
| ITF Women Nishi-Tama | 2017/03/19 01:00 | Ramu Ueda v Rika Fujiwara | 3-6,6-4,5-7 |