Stadium: C Round: 28
| ITF Women Mallorca | 2018/02/07 08:35 | Yukina Saigo v Lisa Ponomar | 3-6,3-6 |
| ITF Women Sandelfjord | 2018/07/26 09:00 | Stephanie Nemtsova v Yukina Saigo | 2-6,1-6 |
| ITF Women Sandelfjord | 2018/07/25 12:15 | Mary Closs v Yukina Saigo | 1-6,1-6 |
| ITF Women Sandelfjord | 2018/07/24 11:55 | Dorthea Faa Hviding v Yukina Saigo | 1-6,2-6 |
| ITF Women Amstelveen | 2018/07/12 10:25 | Marina Yudanov v Yukina Saigo | 6-2,6-4 |
| ITF Women Amstelveen | 2018/07/11 11:10 | Yukina Saigo v Stephanie Judith Visscher | 6-2,6-2 |
| ITF Women Den Haag | 2018/07/03 08:00 | Yukina Saigo v Julyette M J Steur | 2-6,4-6 |
| ITF Women Karuizawa | 2018/05/22 03:05 | Kanako Morisaki v Yukina Saigo | 4-6,6-3,6-2 |
| ITF Women Karuizawa Qual | 2018/05/21 02:55 | Yukina Saigo v Chihiro Takayama | 6-1,6-1 |
| ITF Women Sandelfjord | 2018/07/26 11:00 | Sydney Berlin v Lisa Ponomar | 2-6,1-6 |
| ITF Women Sandelfjord | 2018/07/25 09:00 | Justyna Malatinska v Lisa Ponomar | 3-6,2-6 |
| ITF Women Sandelfjord | 2018/07/24 10:50 | Axana Mareen v Lisa Ponomar | 2-6,1-6 |
| ITF Women Amstelveen | 2018/07/10 08:00 | Ida Jarlskog v Lisa Ponomar | 7-5,3-6,6-3 |
| ITF Women Aschaffenburg Qual | 2018/07/02 13:15 | Anastasiya Komardina v Lisa Ponomar | 6-1,7-5 |
| ITF Women Aschaffenburg Qual | 2018/07/01 12:00 | Laura Gulbe v Lisa Ponomar | 2-6,5-7 |
| ITF Women Kaltenkirchen | 2018/06/22 13:10 | Lisa Ponomar v Vlada Ekshibarova | 2-6,1-6 |
| ITF Women Kaltenkirchen | 2018/06/22 08:00 | Lisa Ponomar v Karolina Berankova | 6-3,6-0 |