Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF W15 Sharm El Sheikh | 2021/10/04 08:00 | Petra Csabi v Yujiao Che | 0-6,1-6 |
| ITF W15 Sharm El Sheikh | 2021/10/03 08:00 | Xichen Zhao v Yujiao Che | 3-6,4-6 |
| ITF W25 Vienna | 2021/08/30 10:55 | Sapfo Sakellaridi v Eri Shimizu | 7-6,6-2 |
| ITF W25 Vienna | 2021/08/29 14:00 | Mila Masic v Eri Shimizu | 1-6,7-5,5-10 |
| ITF W15 Bad Waltersdorf | 2021/08/24 11:45 | Eri Shimizu v Yeon Woo Ku | 4-6,6-2,4-6 |
| 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 |