Stadium: Court 2 Round: 27 Ground: Hardcourt outdoor
| ITF W60 Tokyo | 2022/11/14 08:10 | Ayumi Koshiishi v Hiromi Abe | 6-7,1-6 |
| ITF W60 Tokyo | 2022/11/14 05:55 | Ayumi Koshiishi v Yukina Saigo | 6-3,6-2 |
| ITF W25 Hamamatsu | 2022/10/13 02:30 | Ayumi Koshiishi v Eri Shimizu | 6-3,4-6,2-6 |
| ITF W25 Hamamatsu | 2022/10/12 00:50 | Chihiro Muramatsu v Ayumi Koshiishi | 3-6,6-3,5-7 |
| ITF W15 Monastir | 2022/05/21 08:30 | Ayumi Morita v Ayumi Koshiishi | 6-3,6-3 |
| ITF W15 Monastir | 2022/05/20 09:50 | Anja Wildgruber v Ayumi Koshiishi | 3-6,2-6 |
| ITF W15 Monastir | 2022/05/19 09:35 | Sijia Wei v Ayumi Koshiishi | 4-6,1-6 |
| ITF W15 Monastir | 2022/05/18 08:30 | Yu Shan v Ayumi Koshiishi | 2-6,4-6 |
| ITF W40 Nonthaburi | 2023/01/02 03:00 | Riko Sawayanagi v Patcharin Cheapchandej | 2-6,1-6 |
| ITF W40 Nonthaburi | 2023/01/01 02:00 | Hiroko Kuwata v Riko Sawayanagi | 6-7,4-6 |
| ITF W60 Tokyo | 2022/11/16 04:00 | Riko Sawayanagi v Moyuka Uchijima | 3-6,3-6 |
| ITF W25 Yokohama | 2022/11/08 03:00 | Miyu Kato v Riko Sawayanagi | 6-3,6-2 |
| ITF W25 Yokohama | 2022/11/07 05:05 | Yukina Saigo v Riko Sawayanagi | 1-6,4-6 |
| ITF W25 Nanao | 2022/09/27 02:40 | Riko Sawayanagi v Haruka Kaji | 1-6,4-6 |
| ITF W15 Yeongwol | 2022/09/08 01:00 | Riko Sawayanagi v Junri Namigata | 2-6,6-3,4-6 |
| ITF W15 Yeongwol | 2022/09/07 02:10 | Gyeong Seo Lee v Riko Sawayanagi | 3-6,6-7 |