Stadium: Court B Round: 45 Ground: Hardcourt indoor
| ITF Women Hamamatsu | 2018/10/17 01:00 | Risa Ushijima v Michika Ozeki | 6-3,2-6,6-3 |
| ITF Women Hua Hin | 2017/07/19 03:00 | Michika Ozeki v Risa Ushijima | 1-6,6-7 |
| ITF Women Tokyo Qual | 2017/06/05 03:55 | Risa Ushijima v Michika Ozeki | 6-4,6-4 |
| ITF Women Kurume | 2017/05/16 01:00 | Michika Ozeki v Risa Ushijima | 3-6,3-6 |