Stadium: Court 3 Round: 62
| ITF Women Jackson Qual | 2018/04/01 18:00 | Iga Swiatek v Vivian Mayumi Toma | 6-0,6-0 |
| ITF Women Tel Aviv | 2018/03/19 08:00 | Keren Mor v Vivian Mayumi Toma | 6-2,6-2 |
| ITF Women Campinas Qual | 2018/03/03 14:00 | Vivian Mayumi Toma v Alice Garcia | 0-6,0-6 |
| ITF Women Norman Qual | 2017/11/12 17:00 | Alexandra Valenstein v Vivian Mayumi Toma | 6-0,6-0 |
| ITF Women Cucuta | 2017/11/07 16:00 | Vivian Mayumi Toma v Anastasia E Nefedova | 1-6,0-6 |
| ITF Women Pereira | 2017/10/30 14:30 | Vivian Mayumi Toma v Manuela Hernandez | 0-6,0-6 |
| ITF Women Campos Do Jordao | 2017/07/24 13:00 | Vivian Mayumi Toma v Raquel Martini | 0-6,0-6 |
| ITF Women Campos Do Jordao | 2017/07/23 17:00 | Vivian Mayumi Toma v Amanda Andrade Silva | 0-6,1-6 |
| ITF Women Jackson Qual | 2018/04/02 18:00 | Vania King v Catherine Leduc | 6-3,6-1 |
| ITF Women Irapuato Qual | 2018/03/11 20:30 | Brynn Boren v Catherine Leduc | 6-2,4-6,6-1 |
| ITF Women Irapuato Qual | 2018/03/10 19:00 | Maria Fernanda C Altamirano v Catherine Leduc | 2-6,2-6 |
| ITF Women Orlando | 2018/03/08 15:00 | Catherine Leduc v Chanel Simmonds | 2-6,1-6 |
| ITF Women Orlando | 2018/03/07 17:40 | Catherine Leduc v Mara Schmidt | 6-1,6-1 |
| ITF Women Orlando Qual | 2018/03/06 15:00 | Catherine Leduc v Bridget Stammel | 6-2,6-2 |
| ITF Women Orlando Qual | 2018/03/05 15:00 | Catherine Leduc v Victoria Hu | 6-3,7-5 |
| ITF Women Orlando Qual | 2018/03/04 15:00 | Catherine Leduc v Rachel Lim | 6-3,6-1 |