Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF W25 Chiang Rai | 2022/06/07 03:40 | Eri Shimizu v Riko Sawayanagi | 3-6,7-5,11-9 |
| ITF W25 Burnie | 2023/02/06 04:30 | Eri Shimizu v Elena Micic | 6-0,6-3 |
| ITF W40 Pune | 2023/01/26 08:30 | Eri Shimizu v Nigina Abduraimova | 2-6,1-6 |
| ITF W40 Pune | 2023/01/25 07:30 | Eri Shimizu v Zhibek Kulambayeva | 6-7,6-3,6-2 |
| ITF W40 Pune | 2023/01/24 09:10 | Ekaterina Vl. Makarova v Eri Shimizu | 3-6,3-6 |
| ITF W40 Pune | 2023/01/23 08:00 | Eri Shimizu v Humera Baharmus | 6-3,6-2 |
| ITF W40 Pune | 2023/01/22 04:20 | Eri Shimizu v Sameeksha Shroff | 6-0,6-1 |
| ITF W40 Bhopal | 2023/01/20 05:00 | Eri Shimizu v Ekaterina Vl. Makarova | 1-6,6-7 |
| ITF W40 Bhopal | 2023/01/19 04:00 | Irina Khromacheva v Eri Shimizu | 1-6,4-6 |
| ITF W25 Burnie | 2023/02/06 01:30 | Yaroslava Bartashevich v Riko Sawayanagi | 4-6,1-6 |
| ITF W60 Burnie | 2023/01/30 00:20 | Riko Sawayanagi v Elena Micic | 6-2,4-6,3-6 |
| 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 |