Stadium: Court 7 Round: 54 Ground: Hardcourt outdoor
| ITF W25 Osaka | 2023/04/17 03:30 | Shiho Akita v Rio Tsuda | 7-5,6-3 |
| ITF W25 Osaka | 2023/04/09 03:00 | Rio Tsuda v Hinata Chiba | 4-6,7-5,5-10 |
| ITF W15 Monastir | 2023/02/21 10:50 | Rio Tsuda v Helena Mohamed | 4-6,6-7 |
| ITF W15 Monastir | 2023/02/20 11:40 | Andrea Obradovic v Rio Tsuda | 4-6,7-5,3-10 |
| ITF W15 Monastir | 2023/02/19 13:00 | Rio Tsuda v Isha Budwal | 6-2,6-0 |
| ITF W15 Monastir | 2023/02/14 08:30 | Marta Soriano Santiago v Rio Tsuda | 7-6,5-7,11-9 |
| ITF W15 Monastir | 2023/02/13 12:50 | Rio Tsuda v Patricija Paukstyte | 6-4,6-2 |
| ITF W15 Monastir | 2023/02/12 14:30 | Margherita Marcon v Rio Tsuda | 3-6,2-6 |
| ITF W25 Osaka | 2023/04/09 03:00 | Riko Hiroshima v Anri Nagata | 3-6,2-6 |
| ITF W15 Hinode | 2023/03/20 01:00 | Riko Hiroshima v Miyu Nakashima | 5-7,0-6 |
| ITF W15 Kuching | 2023/03/01 09:20 | Chihiro Takayama v Riko Hiroshima | 6-3,6-0 |
| ITF W15 Kuching | 2023/02/28 05:40 | Riko Hiroshima v Xiaoyan Xue | 5-7,7-6,10-8 |
| ITF W15 Kuching | 2023/02/26 06:30 | Snehal Mane v Riko Hiroshima | 3-6,2-6 |
| ITF W15 Kuala Lumpur | 2023/02/19 03:00 | Riko Hiroshima v Fitriani Sabatini | 2-6,3-6 |
| ITF W15 Ipoh | 2023/02/13 03:00 | Kanako Osafune v Riko Hiroshima | 7-5,2-6,10-6 |
| UTR Pro Tennis Series Miki Women | 2022/12/17 00:30 | Kurumi Tamura v Riko Hiroshima | 6-4,7-5 |