| UTR Pro Miki Women | 2023/02/13 00:30 | Tomoko Kato v Kaho Oyama | 7-6,6-4 |
| UTR Pro Tennis Series Miki Women | 2022/12/17 05:00 | Kaho Oyama v Ayaka Ozeki | 2-6,3-5 |
| UTR Pro Tennis Series Miki Women | 2022/12/16 03:50 | Rinko Matsuda v Kaho Oyama | 6-1,6-1 |
| UTR Pro Tennis Series Miki Women | 2022/12/13 00:30 | Kanako Osafune v Kaho Oyama | 5-7,3-5 |
| UTR Pro Tennis Series Miki Women | 2022/12/12 00:30 | Kaho Oyama v Chisa Hosonuma | 6-4,4-3 |
| ITF W25 Nanao | 2022/09/26 02:55 | Mao Mushika v Kaho Oyama | 7-5,6-3 |
| ITF W25 Nanao | 2022/09/25 01:00 | Kaho Oyama v Kanako Osafune | 7-6,6-4 |
| UTR Pro Miki Women | 2023/02/13 00:30 | Sera Nishimoto v Kanna Soeda | 7-6,6-1 |