Stadium: Court 22 Round: 25 Ground: Clay
| ITF W15 Antalya | 2021/02/03 06:30 | Vicky Van De Peer v Ayumi Koshiishi | 6-4,6-4 |
| ITF W15 Antalya | 2021/02/02 10:00 | Julia Kimmelmann v Ayumi Koshiishi | 6-4,3-6,7-10 |
| ITF W15 Antalya | 2021/01/31 11:30 | Beatris Spasova v Ayumi Koshiishi | 1-6,2-6 |
| ITF W15 Heraklion | 2020/11/28 08:00 | Ayumi Koshiishi v Andreea Amalia Rosca | 1-6,6-4,3-6 |
| ITF W15 Heraklion | 2020/11/27 10:50 | Ayumi Koshiishi v Sapfo Sakellaridi | 6-4,6-3 |
| ITF W15 Heraklion | 2020/11/26 13:05 | Ayumi Koshiishi v Magdalini Adaloglou | 6-1,6-1 |
| ITF W15 Heraklion | 2020/11/25 07:25 | Ayumi Koshiishi v Martina Spigarelli | 6-4,6-3 |
| ITF W15 Heraklion | 2020/11/24 07:30 | Ayumi Koshiishi v Sylvie Zund | 6-3,6-3 |
| ITF W15 Antalya | 2021/01/31 11:10 | Vlada Koval v Nuria Brancaccio | 1-6,2-6 |
| ITF W15 Antalya | 2021/01/30 06:30 | Vlada Koval v Ekaterina Makarova | 7-5,6-3 |
| ITF W15 Antalya | 2021/01/19 09:00 | Vlada Koval v Erika Andreeva | 1-6,1-6 |
| ITF W25 Antalya | 2020/03/04 09:20 | Vlada Koval v Zeynep Sonmez | 4-6,6-4,4-6 |
| ITF W25 Antalya | 2020/03/03 07:00 | Vlada Koval v Eliessa Vanlangendonck | 6-1,6-1 |
| ITF W25 Antalya | 2020/03/02 07:00 | Vlada Koval v Sapfo Sakellaridi | 7-6,6-3 |
| ITF W25 Moscow | 2020/02/27 10:40 | Valentini Grammatikopoulou v Vlada Koval | 6-3,6-3 |
| ITF W25 Moscow | 2020/02/26 13:50 | Dea Herdzelas v Vlada Koval | 3-6,7-6,5-7 |