Stadium: Court 6 Round: 25 Ground: Hardcourt outdoor
| ITF W15 Yeongwol | 2022/08/31 00:50 | Ushijima, Risa v Kaylah McPhee | 4-6,6-4,3-6 |
| ITF W25 Incheon | 2022/06/08 01:50 | Da Ye Kim v Ushijima, Risa | 6-1,6-2 |
| ITF W25 Changwon | 2022/06/02 01:00 | Nana Kawagishi v Ushijima, Risa | 1-6,7-6,6-1 |
| ITF W25 Changwon | 2022/05/31 01:00 | Eunji Lim v Ushijima, Risa | 6-7,0-6 |
| ITF W15 Chiang Rai | 2022/04/27 04:20 | Patcharin Cheapchandej v Ushijima, Risa | 6-1,7-5 |
| ITF W15 Chiang Rai | 2022/04/20 04:55 | Luksika Kumkhum v Ushijima, Risa | 6-1,6-2 |
| ITF W25 Chiang Rai | 2022/04/13 02:00 | Kyoka Okamura v Ushijima, Risa | 7-6,6-1 |
| ITF W25 Chiang Rai | 2022/04/12 03:50 | Ushijima, Risa v Honoka Kobayashi | 6-2,6-3 |
| ITF W15 Yeongwol | 2022/09/06 03:00 | Subin Park v Onyu Choi | 2-6,7-5,10-4 |
| ITF W15 Yeongwol | 2022/09/05 04:55 | Subin Park v Kang, Na Hyun | 6-4,7-6 |
| ITF W15 Yeongwol | 2022/08/31 03:50 | Subin Park v Talia Gibson | 0-6,0-6 |
| ITF W15 Yeongwol | 2022/08/29 01:00 | Kim, Cherry v Subin Park | 6-1,4-6,3-10 |
| ITF W15 Yeongwol | 2022/08/28 02:00 | Inoue, Akari v Subin Park | 3-6,3-6 |
| ITF W25 Goyang | 2022/08/23 02:30 | Subin Park v Sawayanagi, Riko | 4-6,1-6 |
| ITF W25 Goyang | 2022/08/22 01:00 | Subin Park v Park, Mijeong | 6-3,7-5 |
| ITF W25 Goyang | 2022/08/21 04:20 | Subin Park v Dawon Chung | 6-3,6-2 |