| ITF Women Yokohama Qual | 2018/03/04 05:30 | Ayumi Miyamoto v Julia Lohoff | 1-6,2-6 |
| ITF Women Toyota Qual | 2017/11/12 10:10 | Ayumi Miyamoto v Nicha Lertpitaksinchai | 2-6,6-4,2-6 |
| ITF Women Toyota Qual | 2017/11/12 05:50 | Funa Kozaki v Ayumi Miyamoto | 1-6,0-6 |
| WTA Tokyo Qual | 2017/09/16 02:35 | Ayumi Miyamoto v Gabriela Dabrowski | 1-6,2-6 |
| ITF Women Kyoto | 2017/09/05 06:00 | Minami Shuto v Ayumi Miyamoto | 6-4,6-3 |
| ITF Women Nanao Qual | 2017/08/28 01:00 | Ayumi Miyamoto v Himari Sato | 6-3,1-6,2-6 |
| ITF Women Nanao Qual | 2017/08/27 04:00 | Ayumi Miyamoto v Satoko Sueno | 6-1,6-1 |
| ITF Women Tsukuba Qual | 2017/08/21 03:25 | Aiko Yoshitomi v Ayumi Miyamoto | 6-4,6-2 |