Stadium: Center Court Round: 62 Ground: Hardcourt outdoor
| ITF W15 Kuala Lumpur | 2023/02/23 01:30 | Ayumi Koshiishi v Meiqi Guo | 6-3,6-1 |
| ITF W15 Ipoh | 2023/02/18 01:30 | Lanlana Tararudee v Ayumi Koshiishi | 6-4,7-5 |
| ITF W15 Ipoh | 2023/02/17 01:30 | Dabin Kim v Ayumi Koshiishi | 2-6,5-7 |
| ITF W15 Ipoh | 2023/02/16 03:55 | Sara Nayar v Ayumi Koshiishi | 4-6,3-6 |
| ITF W15 Ipoh | 2023/02/15 03:15 | Shanelle Iaconi v Ayumi Koshiishi | 2-6,2-6 |
| 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 Antalya | 2023/01/30 06:30 | Ekaterina Maklakova v Yu Jin Ahn | 6-4,3-6,10-5 |
| ITF W25 Antalya | 2023/01/29 07:30 | Yu Jin Ahn v Mariia Masiianskaia | 6-1,6-3 |
| ITF W15 Antalya | 2023/01/24 10:15 | Carmen Andreea Herea v Yu Jin Ahn | 6-3,6-1 |
| ITF W15 Antalya | 2023/01/17 13:15 | Yu Jin Ahn v Anastasiya Konstantinovna Soboleva | 1-6,2-6 |
| ITF W15 Antalya | 2023/01/14 08:15 | Yu Jin Ahn v Zuzanna Frankowska | 6-0,6-7,3-10 |
| ITF W15 Antalya | 2023/01/13 10:15 | Yu Jin Ahn v Le Yi Liu | 7-6,7-5 |
| ITF W15 Sharm El Sheikh | 2022/12/08 11:15 | Briana Szabo v Yu Jin Ahn | 3-6,6-3,6-3 |
| ITF W15 Sharm El Sheikh | 2022/12/02 09:30 | Yu Jin Ahn v Ayla Aksu | 6-7,1-6 |