Estadio: Court 16 Round: 45 Ground: Hardcourt outdoor
| ITF W15 Johannesburgo | 2019/09/22 09:10 | Dasha Borodatova v Vivian Mayumi Toma | 6-7,6-3,10-3 |
| ITF W15 Lambare | 2019/08/21 21:40 | Reza Timmerman v Vivian Mayumi Toma | 6-2,6-0 |
| ITF W15 Santa Cruz | 2019/08/07 21:10 | Vivian Mayumi Toma v Julia Riera | 1-6,4-6 |
| ITF W15 Lima | 2019/07/17 14:00 | Dana Guzman v Vivian Mayumi Toma | 6-0,6-0 |
| ITF W15 Lima | 2019/07/08 18:00 | Valeria Lloclla v Vivian Mayumi Toma | 6-2,6-0 |
| ITF W15 Shreveport | 2019/06/24 15:30 | Vivian Mayumi Toma v Rachel Janssen | 0-6,2-6 |
| ITF W15 Tacarigua | 2019/05/22 18:00 | Vivian Mayumi Toma v Olga Brozda | 0-6,0-6 |
| ITF W15 Tacarigua | 2019/05/14 20:25 | Vivian Mayumi Toma v Paulina Jastrzebska | 1-6,1-6 |