Stadium: Quadra Central Round: 28 Ground: Clay
| ITF Women Encarnacion | 2017/11/09 15:00 | Thaisa Grana Pedretti v Nathaly Kurata | 2-6,6-7 |
| ITF Women Campos Do Jordao | 2017/07/29 15:50 | Thaisa Grana Pedretti v Nathaly Kurata | 6-7,5-7 |
| ITF Women Santa Cruz | 2016/12/15 21:30 | Nathaly Kurata v Thaisa Grana Pedretti | 6-7,7-6,6-1 |
| ITF W15 Curitiba | 2021/12/03 14:00 | Noelia Zeballos v Nathaly Kurata | 2-6,0-6 |
| ITF W15 Curitiba | 2021/12/02 12:55 | Heydi Doldan v Nathaly Kurata | 0-6,1-6 |
| ITF W15 Curitiba | 2021/11/30 16:55 | Susan Doldan v Nathaly Kurata | 0-6,0-6 |
| ITF W60 Brasilia | 2021/11/23 14:20 | Luisa Meyer Auf Der Heide v Nathaly Kurata | 6-2,7-5 |
| ITF W25 Aparecida De Goiania | 2021/11/09 14:10 | Maria Lota Kaul v Nathaly Kurata | 7-5,6-3 |
| ITF W25 Rio do Sul | 2021/10/21 12:00 | Nathaly Kurata v Carolina Alves | 0-6,4-6 |
| ITF W25 Rio do Sul | 2021/10/20 11:55 | Nathaly Kurata v Raquel Martini | 7-6,7-6 |
| ITF W15 Piracicaba | 2021/10/12 22:55 | Fernanda Astete v Nathaly Kurata | 6-4,6-4 |
| ITF W15 Curitiba | 2021/12/03 15:25 | Lara Escauriza v Thaisa Grana Pedretti | 5-7,6-7 |
| ITF W15 Curitiba | 2021/12/02 13:00 | Emily M D S Chang v Thaisa Grana Pedretti | 4-6,1-6 |
| ITF W15 Curitiba | 2021/11/30 18:25 | Helena Bueno v Thaisa Grana Pedretti | 0-6,1-6 |
| ITF W60 Brasilia | 2021/11/24 15:25 | Thaisa Grana Pedretti v Xiaodi You | 5-7,1-6 |
| ITF W60 Brasilia | 2021/11/22 16:30 | Thaisa Grana Pedretti v Julia Klimovicz | 6-2,6-2 |
| ITF W25 Aparecida De Goiania | 2021/11/11 12:00 | Thaisa Grana Pedretti v Ana Sofia Sanchez | 5-7,6-7 |
| ITF W25 Aparecida De Goiania | 2021/11/09 11:00 | Thaisa Grana Pedretti v Olivia Carneiro | 6-1,6-2 |
| ITF W25 Rio do Sul | 2021/10/21 13:50 | Thaisa Grana Pedretti v Laura Pigossi | 2-6,6-2,1-6 |