Round: 26 Ground: Hardcourt outdoor
| ITF - Tóquio - Qualificação - Feminino | 2017/06/05 03:55 | Risa Ushijima v Michika Ozeki | 6-4,6-4 |
| ITF - Kurume - Feminino | 2017/05/16 01:00 | Michika Ozeki v Risa Ushijima | 3-6,3-6 |
| ITF Hua Hin - Feminino | 2017/07/17 07:30 | Watsachol Sawasdee v Michika Ozeki | 4-6,4-6 |
| ITF Hua Hin - Feminino | 2017/07/12 03:00 | Chieh-Yu Hsu v Michika Ozeki | 7-6,1-6,7-5 |
| ITF Hua Hin - Feminino | 2017/07/10 03:00 | Michika Ozeki v Chompoothip Jandakate | 6-1,6-1 |
| ITF - Victoria - Feminino | 2017/06/23 17:00 | Michika Ozeki v Rosie Johanson | 6-3,2-6,4-6 |
| ITF - Victoria - Feminino | 2017/06/22 19:00 | Michika Ozeki v Meghan Kelley | 4-6,6-1,6-4 |
| ITF - Victoria - Feminino | 2017/06/20 16:00 | Michika Ozeki v Erin Larner | 7-5,6-4 |
| ITF - Kofu - Qualificação - Feminino | 2017/06/12 01:00 | Michika Ozeki v Moyuka Uchijima | 1-6,2-6 |
| ITF - Kofu - Qualificação - Feminino | 2017/06/11 05:00 | Michika Ozeki v Sakura Hosogi | 6-2,7-6 |
| ITF Hua Hin - Feminino | 2017/07/18 06:30 | Ksenia Laskutova v Risa Ushijima | 2-6,2-6 |
| ITF Hua Hin - Feminino | 2017/07/12 06:00 | Risa Ushijima v Alexandra Bozovic | 4-6,6-4,5-7 |
| ITF Hua Hin - Feminino | 2017/07/11 03:00 | Risa Ushijima v Aiko Yoshitomi | 7-5,6-1 |
| ITF - Taipé - Feminino | 2017/06/24 02:00 | Risa Ushijima v Pei-Chi Lee | 3-6,6-3,4-6 |
| ITF - Taipé - Feminino | 2017/06/23 02:00 | Risa Ushijima v Kyoka Okamura | 6-0,6-4 |
| ITF - Taipé - Feminino | 2017/06/22 01:30 | Risa Ushijima v I-Hsuan Cho | 6-2,7-6 |
| ITF - Taipé - Feminino | 2017/06/21 01:30 | Risa Ushijima v Shu-Ying Hsieh | 6-3,6-1 |
| ITF - Kofu - Feminino | 2017/06/15 02:30 | Yuuki Tanaka v Risa Ushijima | 6-3,6-0 |