Stadium: Court 9 Round: 54 Ground: Grass
| Osaka, Singles W-ITF-JPN-02A | 2019/04/08 01:00 | Ushijima, Risa v Anri Nagata | 4-6,6-1,10-2 |
| ITF W15 Osaka | 2023/04/20 02:00 | Eri Shimizu v Ushijima, Risa | 6-4,7-6 |
| ITF W15 Osaka | 2023/04/19 05:00 | Funa Kozaki v Ushijima, Risa | 4-6,6-2,1-6 |
| Osaka, Singles W-ITF-JPN-02A | 2023/04/18 01:00 | Ushijima, Risa v Takayama, Chihiro | 6-2,6-3 |
| Osaka, Singles W-ITF-JPN-02A | 2023/04/17 02:00 | Ushijima, Risa v Hikari Yamamoto | 6-4,6-0 |
| Osaka, Singles W-ITF-JPN-02A | 2023/04/10 01:00 | Ushijima, Risa v Aoi Ito | 5-7,5-7 |
| Osaka, Singles W-ITF-JPN-02A | 2023/04/09 03:00 | Ushijima, Risa v Takayama, Chihiro | 6-4,6-3 |
| Jakarta, Singles Qualifying W-ITF-INA-01A | 2023/03/20 06:20 | Sahaja Yamalapalli v Ushijima, Risa | 6-1,6-3 |
| Jakarta, Singles Qualifying W-ITF-INA-01A | 2023/03/19 04:00 | Ushijima, Risa v Mio Mushika | 6-2,6-1 |
| Karuizawa, Singles W-ITF-JPN-12A | 2023/05/22 00:30 | Nagomi Higashitani v Anri Nagata | 3-6,5-7 |
| ITF W25 Incheon | 2023/05/15 04:30 | Haram Kim v Anri Nagata | 6-4,3-6,10-8 |
| ITF W25 Incheon | 2023/05/15 01:00 | Anri Nagata v Yi Tsen Cho | 6-2,6-2 |
| ITF W25 Incheon | 2023/05/14 03:35 | Anri Nagata v Kim, Su Jin | 6-2,6-0 |
| Fukuoka, Singles W-ITF-JPN-10A | 2023/05/09 02:50 | Anri Nagata v Carol Zhao | 2-6,1-6 |
| Gifu, Singles W-ITF-JPN-09A | 2023/05/03 02:40 | Rina Saigo v Anri Nagata | 6-2,7-5 |
| Gifu, Singles W-ITF-JPN-09A | 2023/05/01 05:05 | Funa Kozaki v Anri Nagata | 3-6,3-6 |
| Gifu, Singles W-ITF-JPN-09A | 2023/05/01 01:00 | Anri Nagata v Michika Ozeki | 6-4,6-1 |