Stadium: Pista Central Round: 25 Ground: Hardcourt outdoor
| ITF Women Djibouti | 2018/12/21 07:00 | Skachkova, Katsiaryna v Hering, Katharina | 6-4,4-6,7-5 |
| ITF Women Djibouti | 2018/12/20 07:00 | Hering, Katharina v Martins, Destinee | 6-1,6-4 |
| ITF Women Djibouti | 2018/12/19 06:00 | Hering, Katharina v Boentgen, Patricia | 6-1,6-3 |
| ITF Women Djibouti | 2018/12/13 07:00 | Drazic, Mariana v Hering, Katharina | 7-5,6-2 |
| ITF Women Djibouti | 2018/12/12 07:00 | Nyonda, Manuella Maria Lisa v Hering, Katharina | 0-6,0-6 |
| ITF Women Stellenbosch | 2018/12/08 08:00 | Alice Gillan v Hering, Katharina | 7-6,6-0 |
| ITF Women Stellenbosch | 2018/12/07 09:00 | Amy Zhu v Hering, Katharina | 6-4,3-6,6-7 |
| ITF Women Stellenbosch | 2018/12/06 07:00 | Basson, Megan v Hering, Katharina | 3-6,3-6 |
| ITF - W15 Manacor | 2019/01/22 10:00 | Rina Saigo v Ayala Serra, Nora | 6-1,6-2 |
| ITF - W15 Manacor | 2019/01/21 13:30 | Costanza Traversi v Rina Saigo | 6-7,0-6 |
| Hamamatsu, Singles W-WITF-JPN-12A | 2018/10/15 04:25 | Miyamoto, Ayumi v Rina Saigo | 6-0,6-4 |
| Hamamatsu, Singles W-WITF-JPN-12A | 2018/10/14 08:30 | Rina Saigo v Miyu Nakashima | 6-3,6-1 |
| Hamamatsu, Singles W-WITF-JPN-12A | 2018/10/14 02:00 | Ikeda, Ryoko v Rina Saigo | 6-4,0-6,4-6 |
| Makinohara, Singles Qualifying W-WITF-JPN-15A | 2018/10/07 00:30 | Hondo, Sakura v Rina Saigo | 6-3,6-2 |
| ITF Women Kyoto | 2018/09/06 02:25 | Himeno Sakatsume v Rina Saigo | 6-1,6-3 |
| ITF Women Kyoto | 2018/09/05 04:45 | Rina Saigo v Ueda, Ramu | 6-1,6-1 |