Stadium: Court 1 Round: 25
| ITF Women Corroios-Seixal | 2018/07/01 11:30 | Sofia Smagina v Paige Mary Hourigan | 2-6,3-6 |
| ITF Women Corroios-Seixal | 2018/06/30 11:30 | Sofia Smagina v Ines Teixeira | 6-2,6-4 |
| ITF Women Guimaraes | 2018/06/24 11:30 | Mihika Yadav v Sofia Smagina | 3-6,6-4,6-3 |
| ITF Women Amarante | 2018/06/18 09:00 | Angeles Moreno Barranquero v Sofia Smagina | 6-4,6-1 |
| ITF Women Nanjing | 2018/04/05 09:00 | Emma Raducanu v Sofia Smagina | 6-3,6-4 |
| ITF Women Nanjing | 2018/04/04 02:00 | Jiaxi Lu v Sofia Smagina | 3-6,5-7 |
| ITF Women Nanjing Qual | 2018/04/02 02:00 | Jiahui Chen v Sofia Smagina | 6-3,2-6,1-6 |
| ITF Women Nanjing Qual | 2018/04/01 03:45 | Sofia Smagina v Yue Yu | 6-2,6-0 |
| ITF Women Lawrence | 2018/11/05 15:00 | Ena Shibahara v Anna Turati | 6-0,5-7,6-4 |
| ITF Women Lawrence | 2018/11/04 15:00 | Ena Shibahara v Madison Westby | 6-2,6-2 |
| ITF Women Lawrence | 2018/11/03 14:00 | Tori Kinard v Ena Shibahara | 4-6,2-6 |
| ITF Women Hamamatsu | 2018/10/17 01:00 | Ayano Shimizu v Ena Shibahara | 6-4,6-4 |
| ITF Women Hamamatsu | 2018/10/15 01:00 | Yukina Saigo v Ena Shibahara | 3-6,2-6 |
| ITF Women Hamamatsu | 2018/10/14 02:00 | Ayano Sonoda v Ena Shibahara | 1-6,0-6 |
| ITF Women Hamamatsu | 2018/10/14 00:00 | Chie Kezuka v Ena Shibahara | 2-6,6-7 |
| ITF Women Stockton | 2018/10/02 19:55 | Ena Shibahara v Amra Sadikovic | 2-6,4-6 |