Stadium: Pista Amutio Round: 54 Ground: Hardcourt outdoor
| ITF W60 Vitoria-Gasteiz | 2021/07/11 12:55 | Mana Ayukawa v Lucia L Domingo | 6-4,3-6,12-10 |
| ITF W25 Palma del Rio | 2021/06/28 18:30 | Mana Ayukawa v Estela Perez-Somarriba | 1-6,0-6 |
| ITF W25 Porto | 2021/06/21 18:00 | Estela Perez-Somarriba v Mana Ayukawa | 7-5,4-6,10-6 |
| ITF W25 Madrid | 2021/06/13 12:00 | Himari Sato v Mana Ayukawa | 4-6,6-4,10-5 |
| ITF W25 Madrid | 2021/06/08 08:40 | Anastasia Kulikova v Mana Ayukawa | 6-4,6-2 |
| ITF W25 Madrid | 2021/06/07 07:15 | Lucia Krivosudska v Mana Ayukawa | 4-6,0-6 |
| ITF W15 Sharm El Sheikh | 2021/03/05 07:00 | Jenny Duerst v Mana Ayukawa | 6-3,6-4 |
| ITF W15 Sharm El Sheikh | 2021/03/04 09:35 | Mana Ayukawa v Raphaelle Lacasse | 6-4,6-2 |
| ITF W60 Vitoria-Gasteiz | 2021/07/11 12:30 | Isabel Pascual Montalvo v Sofia Milatova | 1-6,4-6 |
| ITF W25 Wroclaw | 2021/06/29 10:15 | Monika Kilnarova v Sofia Milatova | 6-1,6-3 |
| ITF W25 Wroclaw | 2021/06/28 08:00 | Barbora Miklova v Sofia Milatova | 0-6,3-6 |
| ITF W25 Wroclaw | 2021/06/27 08:00 | Urszula Nebelska v Sofia Milatova | 0-6,1-6 |
| ITF W15 L'Aquila | 2021/06/22 16:05 | Sofia Milatova v Emily Seibold | 4-6,1-6 |
| ITF W15 Heraklion | 2021/06/08 08:00 | Sofia Milatova v Maria Jose Portillo Ramirez | 6-7,6-1,1-6 |
| ITF W15 Heraklion | 2021/06/01 08:00 | Sofia Milatova v Isabella Harvison | 6-4,2-6,2-6 |
| ITF W25 Liepaja | 2021/05/25 10:00 | Jacqueline Cabaj Awad v Sofia Milatova | 6-1,6-1 |