| ITF Women Cantanduva | 2017/11/30 15:00 | Tomita, Giovanna v Silva de Carvalho, Juliana | 6-0,6-3 |
| ITF Women Cantanduva | 2017/11/28 13:25 | Tomita, Giovanna v Yolande Leacock | 6-3,6-1 |
| ITF Women Encarnacion | 2017/11/07 14:25 | Martinich, Ivania v Tomita, Giovanna | 6-2,6-0 |
| ITF Women Asuncion | 2017/10/30 18:35 | Tomita, Giovanna v Duarte Ramirez, Ximena Monserrath | 7-5,6-1 |
| ITF Women Lambare | 2017/10/23 12:00 | Tomita, Giovanna v Piai, Eduarda | 3-6,3-6 |
| ITF Women Buenos Aires | 2017/09/13 13:55 | Tomita, Giovanna v Maria Lourdes Carle | 0-6,2-6 |
| ITF Women Campos Do Jordao | 2017/07/24 13:00 | Tomita, Giovanna v Villarreal, Andrea Renee | 3-6,7-5,3-6 |
| ITF Women Campos Do Jordao | 2017/07/23 15:20 | Wijesundera, Rushri v Tomita, Giovanna | 3-6,3-6 |
| ITF Women Cantanduva | 2017/11/30 15:00 | Wolf Gasparin, Nathalia v Lucero, Carla | 6-3,1-6,2-6 |
| ITF Women Cantanduva | 2017/11/28 14:20 | Guimaraes Bueno, Flavia v Lucero, Carla | 3-6,1-6 |
| ITF Women Cucuta | 2017/11/09 22:00 | Lucero, Carla v Nefedova, Anastasia Evgenyevna | 6-3,1-6,4-6 |
| ITF Women Cucuta | 2017/11/08 22:00 | Lucero, Carla v Wijesundera, Rushri | 6-3,6-2 |
| ITF Women Cucuta | 2017/11/07 16:00 | Lucero, Carla v Mamalat, Anna | 6-3,6-2 |
| ITF Women Pereira | 2017/11/03 16:15 | Emily Appleton v Lucero, Carla | 6-4,6-2 |
| ITF Women Pereira | 2017/11/02 15:30 | Lucero, Carla v Noelia Zeballos | 6-4,6-3 |
| ITF Women Pereira | 2017/11/01 15:30 | Lucero, Carla v Mamalat, Anna | 6-4,6-3 |