Stadium: Court 1 Round: 54
| ITF Women Fukuoka Qual | 2017/05/07 07:15 | Risa Ushijima v Haruna Sakamoto | 6-2,6-1 |
| ITF Women Fukuoka Qual | 2017/05/07 03:10 | Robu Kajitani v Haruna Sakamoto | 5-7,6-4,1-6 |
| ITF Women Gifu Qual | 2018/04/30 01:00 | Hiroko Kuwata v Erina Hayashi | 6-2,7-6 |
| ITF Women Gifu Qual | 2018/04/29 04:40 | Emily Webley-Smith v Erina Hayashi | 4-6,6-4,4-6 |
| ITF Women Gifu Qual | 2018/04/29 01:00 | Dabin Kim v Erina Hayashi | 6-7,3-6 |
| ITF Women Osaka Qual | 2018/04/09 02:25 | Erina Hayashi v Makoto Ninomiya | 6-1,6-7,2-6 |
| ITF Women Osaka Qual | 2018/04/08 02:00 | Erina Hayashi v Mai Hontama | 6-0,6-4 |
| ITF Women Osaka Qual | 2018/04/08 01:00 | Erina Hayashi v Michiru Furuya | 6-3,6-3 |
| ITF Women Nishi-Tama | 2018/03/20 02:40 | Erina Hayashi v Ayaka Okuno | 0-6,7-6,3-6 |
| ITF Women Toyota Qual | 2018/03/10 01:00 | Aiko Yoshitomi v Erina Hayashi | 6-2,6-1 |