Stadium: Court 2 Round: 25 Ground: Clay
| ITF W15 - Warmbad-Villach | 2021/08/19 12:10 | Eri Shimizu v Anna Turati | 2-6,5-7 |
| ITF W15 - Warmbad-Villach | 2021/08/17 12:55 | Eri Shimizu v Laetitia Pulchartova | 6-4,6-2 |
| ITF W15 - Bratislava | 2021/08/13 08:00 | Pia Lovric v Eri Shimizu | 6-4,6-2 |
| ITF W15 - Bratislava | 2021/08/12 09:25 | Eri Shimizu v Caijsa W Hennemann | 6-4,6-3 |
| ITF W15 - Bratislava | 2021/08/11 12:15 | Romana Cisovska v Eri Shimizu | 2-6,2-6 |
| ITF W15 - Frederiksberg | 2021/08/03 07:50 | Eri Shimizu v Alice Robbe | 2-6,3-6 |
| ITF W15 - Vejle | 2021/07/29 14:50 | Eri Shimizu v Priska Madelyn Nugroho | 3-6,2-6 |
| ITF W15 - Vejle | 2021/07/27 09:35 | Eri Shimizu v Emma Kamper Malmkjaer | 6-2,6-2 |
| ITF W15 - Warmbad-Villach | 2021/08/21 09:00 | Yeon Woo Ku v Pia Lovric | 2-6,6-3,0-6 |
| ITF W15 - Warmbad-Villach | 2021/08/20 08:55 | Katarina Kuzmova v Yeon Woo Ku | 0-6,3-6 |
| ITF W15 - Warmbad-Villach | 2021/08/19 10:25 | Mavie Osterreicher v Yeon Woo Ku | 2-6,3-6 |
| ITF W15 - Warmbad-Villach | 2021/08/17 10:30 | Yeon Woo Ku v Deborah Chiesa | 5-7,6-3,6-0 |
| ITF W15 - Almada | 2021/07/17 11:10 | Georgia Drummy v Yeon Woo Ku | 7-5,6-2 |
| ITF W15 - Almada | 2021/07/16 08:30 | Lucie Nguyen Tan v Yeon Woo Ku | 3-6,2-6 |
| ITF W15 - Almada | 2021/07/15 08:30 | Laia Conde Monfort v Yeon Woo Ku | 0-6,2-6 |
| ITF W15 - Almada | 2021/07/13 10:00 | Yeon Woo Ku v Himari Sato | 6-1,6-3 |