Stadium: Court 3 Round: 54 Ground: Hardcourt indoor
| ITF - W15 Héraklion | 2021/11/09 13:10 | Nikola Breckova v Laura Svatikova | 2-6,0-6 |
| ITF W25 Frydek Mistek | 2021/09/05 09:00 | Vargova, Vanda v Nikola Breckova | 6-1,6-1 |
| ITF W60 Prague | 2021/08/29 07:30 | Noa Liauw A Fong v Nikola Breckova | 4-6,6-2,10-8 |
| ITF W60 Prerov | 2021/08/22 08:00 | Denise Hrdinkova v Nikola Breckova | 6-1,6-3 |
| ITF W60 Grodzisk Mazowiecki | 2021/07/26 08:00 | Amina Anshba v Nikola Breckova | 7-6,7-6 |
| ITF W60 Grodzisk Mazowiecki | 2021/07/25 08:00 | Nikola Breckova v Bolebruchova, Ema | 6-2,6-3 |
| ITF W60 Olomouc | 2021/07/22 10:00 | Nikola Breckova v Paula Ormaechea | 1-6,1-6 |
| ITF W60 Olomouc | 2021/07/21 10:35 | Nikola Breckova v Anna Siskova | 6-3,3-6,6-3 |
| ITF W25 Vigo | 2021/08/28 10:00 | Olivia Gadecki v Sakura Hosogi | 6-3,6-1 |
| ITF W25 Vigo | 2021/08/27 14:40 | Jessica Failla v Sakura Hosogi | 6-4,4-6,3-6 |
| ITF W25 Vigo | 2021/08/26 16:45 | Carrillo Marin, Alba v Sakura Hosogi | 5-7,3-6 |
| ITF W25 Vigo | 2021/08/25 12:35 | Sakura Hosogi v Carole Monnet | 6-2,6-1 |
| ITF W25 Vigo | 2021/08/24 08:40 | Sakura Hosogi v Noelia Bouzo Zanotti | 6-0,6-0 |
| ITF W25 Vigo | 2021/08/23 08:00 | Sakura Hosogi v Veselova, Anastasia | 6-0,6-0 |
| ITF W25 Ourense | 2021/08/16 10:15 | Sakura Hosogi v Escauriza, Lara | 6-7,6-2,8-10 |
| ITF W25 Ourense | 2021/08/15 16:00 | Sakura Hosogi v Natalia Fehr | 6-0,6-1 |