| UTR Pro Kawaguchi Women | 2024/08/19 02:52 | Rio Wakayama v Rio Tsuda | 2-6,2-6 |
| ITF W100 Tokyo | 2024/05/27 05:00 | Rio Wakayama v Aely Arai | 4-6,1-6 |
| ITF W25 Tokyo | 2023/05/28 01:00 | Himari Sato v Rio Wakayama | 6-4,6-2 |
| ITF W15 Antalya | 2022/05/02 10:05 | Rio Wakayama v Anouck Vrancken Peeters | 0-6,1-6 |
| ITF W15 Antalya | 2022/04/24 07:00 | Rio Wakayama v Anika Jaskova | 1-6,1-6 |