Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| ITF - W15 Monastir | 2021/03/02 12:00 | Oana Gavrila v Katharina Hering | 1-6,6-3,1-6 |
| ITF - W15 Monastir | 2021/03/01 10:30 | Chelsea Vanhoutte v Katharina Hering | 6-7,5-7 |
| ITF - W15 Monastir | 2021/02/28 14:30 | Laura Mair v Katharina Hering | 5-7,1-6 |
| ITF - W15 Manacor | 2021/01/31 11:00 | Lucia Cortez Llorca v Katharina Hering | 6-1,6-2 |
| ITF - W15 Manacor | 2021/01/24 12:00 | Lois Boisson v Katharina Hering | 6-7,6-2,10-4 |
| German Championship - Feminin | 2020/12/10 09:00 | Katharina Hering v Jule Niemeier | 0-6,1-6 |
| German Championship - Feminin | 2020/12/08 12:30 | Katharina Hering v Laura Isabel Putz | 7-6,6-0 |
| Germania - Premier League - Feminin | 2020/08/21 11:40 | Katharina Hering v Silvia Ambrosio | 6-4,1-6,6-1 |
| ITF - W15 Monastir | 2021/03/03 08:30 | Merel Hoedt v Risa Ushijima | 4-6,1-6 |
| ITF - W15 Monastir | 2021/02/26 08:30 | Risa Ushijima v Francesca Curmi | 4-6,1-6 |
| ITF - W15 Monastir | 2021/02/25 09:30 | Risa Ushijima v Yasmine Mansouri | 6-4,7-5 |
| ITF - W15 Monastir | 2021/02/24 08:00 | Risa Ushijima v Olivia Gram | 6-1,6-4 |
| ITF - W25 Yokohama | 2020/03/03 08:10 | Risa Ushijima v Kyoka Okamura | 2-6,3-6 |
| ITF W60 Kyoto | 2020/02/21 01:00 | Erina Hayashi v Risa Ushijima | 6-0,6-2 |
| ITF W60 Kyoto | 2020/02/20 04:15 | Mei Yamaguchi v Risa Ushijima | 6-2,6-7,2-6 |
| ITF W60 Kyoto | 2020/02/19 06:00 | Risa Ushijima v Arina Rodionova | 6-4,1-6,7-6 |