Stadium: Court 8 Round: 62
| ITF Women Tacarigua | 2018/05/08 14:00 | Akilah James v Vivian Mayumi Toma | 6-3,6-0 |
| ITF Women Khimki Qual | 2018/04/28 14:25 | Vivian Mayumi Toma v Ksenia Palkina | 1-6,1-6 |
| ITF Women Pelham Qual | 2018/04/08 15:00 | Vivian Mayumi Toma v Catherine Leduc | 0-6,0-6 |
| 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 Pelham Qual | 2018/04/08 15:00 | Charity Johns v Maria Jose Portillo Ramirez | 0-6,0-6 |
| ITF Women Jackson Qual | 2018/04/01 19:30 | Vania King v Charity Johns | 6-0,6-0 |
| ITF Women Norman Qual | 2017/11/12 16:00 | Sharmada Iyer v Charity Johns | 6-0,6-2 |
| ITF Women Waco Qual | 2017/11/05 20:40 | Charity Johns v Sophie Chang | 0-6,0-6 |
| ITF Women Tyler Qual | 2017/10/29 15:00 | Amy Zhu v Charity Johns | 6-0,6-0 |
| ITF Women Stillwater Qual | 2017/09/25 15:00 | Camila Romero v Charity Johns | 6-0,6-1 |
| ITF Women Tampico Qual | 2017/09/16 18:50 | Charity Johns v Alexandra Riley | 2-6,0-6 |
| ITF Women Fort Worth Qual | 2017/07/30 14:00 | Charity Johns v Chiara Lommer | 0-6,0-6 |