Stadium: Court 11 Round: 25 Ground: Grass
| Kurume, Singles W-ITF-JPN-11A | 2019/05/15 01:00 | Rebecca Marino v Ayumi Miyamoto | 7-5,6-2 |
| Kurume, Singles W-ITF-JPN-11A | 2019/05/13 03:00 | Himeno Sakatsume v Ayumi Miyamoto | 3-6,4-6 |
| Kurume, Singles W-ITF-JPN-11A | 2019/05/13 00:30 | Inoue, Akari v Ayumi Miyamoto | 1-6,1-6 |
| Fukuoka, Singles W-ITF-JPN-10A | 2019/05/06 04:25 | Emina Bektas v Ayumi Miyamoto | 6-1,6-3 |
| Fukuoka, Singles W-ITF-JPN-10A | 2019/05/06 01:00 | Hondo, Sakura v Ayumi Miyamoto | 6-3,0-6,7-10 |
| Osaka, Singles W-ITF-JPN-02A | 2019/04/08 01:00 | Eri Shimizu v Ayumi Miyamoto | 6-4,6-4 |
| Kashiwa, Qualifications Simples W-ITF-JPN-07A | 2019/04/02 03:25 | Ayumi Miyamoto v Na-Lae Han | 3-6,4-6 |
| ITF W25 Yokohama | 2019/03/04 06:25 | Ayumi Miyamoto v Kyoka Okamura | 5-7,1-6 |
| Hamamatsu, Singles W-WITF-JPN-12A | 2018/10/16 01:00 | Saito, Yui v Haruna Arakawa | 4-6,2-6 |