Round: 54 Ground: Hardcourt outdoor
| ITF Women Kurume | 2017/05/20 01:15 | Laura Robson v Erina Hayashi | 7-5,7-6 |
| ITF Women Kurume | 2017/05/19 02:10 | Erina Hayashi v Riko Sawayanagi | 6-1,1-6,6-3 |
| ITF Women Kurume | 2017/05/18 01:00 | Sari Baba v Erina Hayashi | 6-2,4-6,4-6 |
| ITF Women Kurume | 2017/05/17 01:00 | Ayaka Okuno v Erina Hayashi | 6-7,0-6 |
| ITF Women Kurume Qual | 2017/05/15 01:30 | Erina Hayashi v Mei Yamaguchi | 6-4,6-1 |
| ITF Women Kurume Qual | 2017/05/14 08:15 | Erina Hayashi v Ramu Ueda | 6-3,6-4 |
| 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 Kofu Qual | 2017/03/25 03:30 | Ayumi Miyamoto v Karin Terami | 7-6,0-6,6-2 |
| ITF Women Nishi-Tama | 2017/03/18 01:00 | Mai Minokoshi v Karin Terami | 6-3,6-2 |
| ITF Women Toyota Qual | 2016/11/13 11:20 | Olivia Tjandramulia v Karin Terami | 6-3,6-4 |
| ITF Women Toyota Qual | 2016/11/13 06:05 | Karin Terami v Aya Tanaka | 6-0,6-1 |