Stadium: Court 1 Round: 54
| ITF Women Darmstadt | 2018/07/18 10:00 | Nina Potocnik v Himari Sato | 6-1,6-3 |
| ITF Women Darmstadt Qual | 2018/07/16 14:55 | Himari Sato v Federica Bilardo | 7-6,3-6,6-2 |
| ITF Women Darmstadt Qual | 2018/07/15 13:00 | Victoria Kan v Himari Sato | 5-7,5-7 |
| ITF Women Aschaffenburg Qual | 2018/07/01 08:00 | Himari Sato v Lysa, Yuliya | 5-7,4-6 |
| ITF Women Perigueux Qual | 2018/06/23 12:00 | Girard, Rachel v Himari Sato | 6-2,2-6,6-2 |
| Kofu, Singles W-WITF-JPN-02A | 2018/06/13 01:00 | Ayano Shimizu v Himari Sato | 6-2,6-3 |
| ITF Women Osaka | 2018/04/10 03:50 | Namigata, Junri v Himari Sato | 6-3,7-5 |
| Kofu, Singles Qualifying W-WITF-JPN-02A | 2018/03/24 04:00 | Tere-Apisah, Abigail v Himari Sato | 6-1,4-6,7-5 |
| ITF Women Darmstadt Qual | 2018/07/16 10:00 | Hering, Katharina v Koelzer, Romy | 3-6,7-5,3-6 |
| ITF Women Versmold Qual | 2018/07/08 12:05 | Pemra Ozgen v Hering, Katharina | 3-6,6-2,6-4 |
| ITF Women Aschaffenburg Qual | 2018/07/01 12:00 | Solovyeva, Valeria v Hering, Katharina | 6-2,6-0 |
| ITF Women Aschaffenburg Qual | 2018/07/01 08:00 | Hering, Katharina v Tereza Polakova | 6-1,6-3 |
| ITF Women Bastad | 2018/06/26 11:05 | Anna Bondar v Hering, Katharina | 6-4,6-3 |
| ITF Women Bastad Qual | 2018/06/25 09:40 | Barritza, Karen v Hering, Katharina | 6-2,7-6 |
| ITF Women Bastad Qual | 2018/06/24 11:45 | Lisa Zaar v Hering, Katharina | 3-6,0-6 |
| Obidos, Singles W-WITF-POR-12A | 2018/06/06 09:30 | Dejana Radanovic v Hering, Katharina | 6-2,6-1 |