Stadium: Court 1 Round: 45 Ground: Hardcourt outdoor
| ITF W25 Hamamatsu | 2019/10/17 01:00 | Ushijima, Risa v Kanako Morisaki | 2-6,2-6 |
| ITF W25 Hamamatsu | 2019/10/16 01:00 | Ushijima, Risa v Mana Ayukawa | 7-5,6-2 |
| ITF W25 Makinohara | 2019/10/13 01:00 | Nagi Hanatani v Ushijima, Risa | 6-0,6-2 |
| ITF W25 Makinohara | 2019/10/11 00:30 | Ushijima, Risa v Hondo, Sakura | 7-6,6-1 |
| ITF W25 Makinohara | 2019/10/10 03:40 | Ushijima, Risa v Kanako Morisaki | 7-6,7-6 |
| ITF W25 Makinohara | 2019/10/09 05:10 | Ushijima, Risa v Himeno Sakatsume | 6-4,6-0 |
| ITF W25 Cairns | 2019/09/19 01:30 | Ushijima, Risa v Zlochova, Zuzana | 3-6,4-6 |
| ITF W25 Cairns | 2019/09/18 00:00 | Ushijima, Risa v Marshall, Amber | 7-6,6-4 |
| Vancouver, Simples W-ITF-CAN-02A | 2019/08/12 19:20 | Muhammad, Asia v Kato, Miyu | 6-2,6-2 |
| WTA Monterrey | 2019/04/02 21:10 | Kato, Miyu v Victoria Azarenka | 4-6,2-6 |
| WTA Monterrey | 2019/04/01 17:15 | Kato, Miyu v Panova, Alexandra | 6-4,6-0 |
| WTA Monterrey | 2019/03/31 20:55 | Hiroko Kuwata v Kato, Miyu | 6-1,3-6,5-7 |
| WTA Monterrey | 2019/03/30 17:40 | Ashley Kratzer v Kato, Miyu | 6-7,6-2,3-6 |
| ITF Women Bendigo | 2018/10/23 00:00 | Kato, Miyu v Katy Dunne | 6-3,3-6,2-6 |
| Hiroshima, Japon | 2018/09/10 03:45 | Kato, Miyu v Lin Zhu | 6-7,2-6 |
| WTA San Jose Qual | 2018/07/28 21:30 | Kato, Miyu v Garcia Perez, Georgina | 4-6,2-6 |