Stadion: Court 3 Round: 25 Ground: Synthetic outdoor
| ITF Damen - W15 - Hua Hin | 2023/10/22 04:30 | Shrivalli Rashmikaa Bhamidipaty v Ayumi Koshiishi | 2-6,1-6 |
| ITF Damen - W15 - Hua Hin | 2023/10/21 05:55 | Patcharin Cheapchandej v Ayumi Koshiishi | 3-6,6-1,1-6 |
| ITF Damen - W15 - Hua Hin | 2023/10/20 04:00 | Salakthip Ounmuang v Ayumi Koshiishi | 4-6,3-6 |
| ITF Damen - W15 - Hua Hin | 2023/10/19 04:20 | Demi Tran v Ayumi Koshiishi | 3-6,1-6 |
| ITF Damen - W15 - Hua Hin | 2023/10/18 05:50 | Pawinee Ruamrak v Ayumi Koshiishi | 2-6,0-6 |
| ITF Frauen - W100 - Tokio | 2023/09/03 06:55 | Ayumi Koshiishi v Peangtarn Plipuech | 4-6,0-6 |
| ITF Damen - W40 - Hongkong | 2023/08/21 02:00 | Daria Kudashova v Ayumi Koshiishi | 6-2,3-6,7-5 |
| ITF Damen - W40 - Hongkong | 2023/08/20 03:30 | Kanako Morisaki v Ayumi Koshiishi | 4-6,2-6 |
| ITF Frauen - W25 - Solarino | 2023/11/09 10:00 | Pemra Ozgen v Giorgia Pedone | 5-7,3-6 |
| ITF Frauen - W25 - Solarino | 2023/11/08 08:00 | Pemra Ozgen v Lena Papadakis | 7-5,5-7,6-2 |
| ITF Frauen - W25 - Solarino | 2023/11/06 08:30 | Pemra Ozgen v Virginia Ferrara | 6-2,6-1 |
| ITF Frauen - W25 - Istanbul | 2023/10/26 10:20 | Dejana Radanovic v Pemra Ozgen | 3-6,6-0,6-3 |
| ITF Frauen - W25 - Istanbul | 2023/10/25 06:50 | Victoria Mikhaylova v Pemra Ozgen | 2-6,1-6 |
| ITF Damen - W100 - Shrewsbury | 2023/10/18 10:20 | Simona Waltert v Pemra Ozgen | 6-1,6-4 |
| ITF Damen - W100 - Shrewsbury | 2023/10/16 11:15 | Pemra Ozgen v Hannah Klugman | 4-6,3-6 |
| ITF Damen - W100 - Shrewsbury | 2023/10/15 11:25 | Pemra Ozgen v Hephzibah Oluwadare | 2-6,6-2,6-3 |