Estadio: CAMPO 6 Round: 25
| ITF Ciudad de México - Femenino | 2018/10/29 20:05 | Solymar Colling v Vivian Mayumi Toma | 6-0,6-0 |
| ITF Florence - Femenino | 2018/10/14 17:00 | Paula Cristina Goncalves v Vivian Mayumi Toma | 6-0,6-0 |
| ITF Buenos Aires - Femenino | 2018/09/17 16:40 | Victoria Ariadna Beccio v Vivian Mayumi Toma | 6-1,6-0 |
| ITF Nonthaburi - Femenino | 2018/09/01 07:00 | Vivian Mayumi Toma v Min Liu | 1-6,0-6 |
| ITF Nonthaburi - Femenino | 2018/08/25 02:00 | Natthapat Piwbangruk v Vivian Mayumi Toma | 6-3,6-1 |
| ITF Evansville - Femenino | 2018/07/23 15:00 | Vivian Mayumi Toma v Mayuka Aikawa | 1-6,0-6 |
| ITF Victoria - Femenino | 2018/06/18 20:00 | Vivian Mayumi Toma v Brynn Boren | 0-6,1-6 |
| ITF Osprey - Femenino - Clasificación | 2018/05/22 14:00 | Hailey Baptiste v Vivian Mayumi Toma | 6-0,6-0 |
| ITF Bogotá - Femenino | 2018/12/02 16:45 | Hailey Wilcox v Ana Maria Gomez | 6-1,6-2 |
| ITF Bogotá - Femenino | 2018/12/01 15:00 | Mariana V. Carrascal v Hailey Wilcox | 4-6,1-6 |
| ITF Ciudad de México - Femenino | 2018/10/29 16:30 | Tricia Mar v Hailey Wilcox | 3-6,7-5,3-6 |
| ITF Tacarigua - Femenino | 2018/05/07 14:00 | Hailey Wilcox v Catherine Leduc | 2-6,1-6 |
| ITF Tacarigua - Femenino | 2018/05/06 14:00 | Harris Caldwell v Hailey Wilcox | 3-6,3-6 |