Stadium: Court 3 Round: 25 Ground: Hardcourt outdoor
| ITF W60 Kyoto | 2022/12/19 07:00 | Michika Ozeki v Ushijima, Risa | 6-2,6-4 |
| ITF W60 Kyoto | 2022/12/19 03:00 | Kayo Nishimura v Ushijima, Risa | 2-6,2-6 |
| UTR Pro Tennis Series Miki Women | 2022/12/18 00:30 | Ushijima, Risa v Ueda, Ramu | 2-6,3-6 |
| UTR Pro Tennis Series Miki Women | 2022/12/17 02:00 | Ushijima, Risa v Shiho Tsujioka | 6-4,0-6,7-5 |
| UTR Pro Tennis Series Miki Women | 2022/12/16 02:00 | Sako Nakaoka v Ushijima, Risa | 1-6,5-7 |
| UTR Pro Tennis Series Miki Women | 2022/12/15 03:30 | Nanaka Sato v Ushijima, Risa | 0-6,0-6 |
| UTR Pro Tennis Series Miki Women | 2022/12/14 02:00 | Riko Hiroshima v Ushijima, Risa | 1-6,1-6 |
| UTR Pro Tennis Series Miki Women | 2022/12/12 03:30 | Uchiyama, Honoka v Ushijima, Risa | 1-6,4-6 |
| Jakarta, Singles W-ITF-INA-02A | 2023/03/14 02:15 | Takayama, Chihiro v Daria Domova | 6-2,6-1 |
| Jakarta, Singles W-ITF-INA-02A | 2023/03/13 03:05 | Takayama, Chihiro v Ananya Yadav | 6-2,6-0 |
| ITF W15 Kuching | 2023/03/02 01:30 | Dabin Kim v Takayama, Chihiro | 6-1,7-6 |
| ITF W15 Kuching | 2023/03/01 09:20 | Takayama, Chihiro v Riko Hiroshima | 6-3,6-0 |
| ITF W60 Kyoto | 2022/12/19 08:20 | Takayama, Chihiro v Ueda, Ramu | 4-6,6-1,11-13 |
| ITF W60 Kyoto | 2022/12/19 03:00 | Aoi Ito v Takayama, Chihiro | 6-3,6-7,8-10 |
| ITF W25 Hua Hin | 2022/10/03 11:20 | Zongyu Li v Takayama, Chihiro | 6-4,6-1 |
| ITF W25 Hua Hin | 2022/10/02 06:00 | Rada Manataweewat v Takayama, Chihiro | 2-6,4-6 |