Stadium: Cancha Central Round: 26 Ground: Hardcourt outdoor
| Challenger Santa Cruz | 2023/09/14 19:00 | Pedro Sakamoto v Joao Lucas Reis da Silva | 4-6,7-6,6-2 |
| Challenger Temuco | 2023/11/27 16:45 | Gonzalo Lama v Joao Lucas Reis da Silva | 2-6,1-6 |
| Challenger - Brasilia | 2023/11/22 13:00 | Cristian Garin v Joao Lucas Reis da Silva | 7-5,6-4 |
| Challenger - Brasilia | 2023/11/21 13:00 | Gonzalo Bueno v Joao Lucas Reis da Silva | 6-7,6-7 |
| Challenger - Lima | 2023/11/10 00:00 | Juan Pablo Varillas v Joao Lucas Reis da Silva | 6-2,6-0 |
| Challenger - Lima | 2023/11/07 19:05 | Valentin Vacherot v Joao Lucas Reis da Silva | 3-6,0-6 |
| Challenger - Lima | 2023/11/06 16:00 | Joao Lucas Reis da Silva v Daniel Dutra Da Silva | 6-2,5-7,6-1 |
| Challenger - Lima | 2023/11/05 17:20 | Joao Lucas Reis da Silva v Alberto Odiseo Alvarado Berrospi | 6-0,6-1 |
| Challenger - Guayaquil | 2023/10/30 19:10 | Joao Lucas Reis da Silva v Camilo Ugo Carabelli | 4-6,0-6 |
| Challenger Temuco | 2023/11/28 13:00 | Pedro Sakamoto v Juan Pablo Ficovich | 5-7,7-6,6-4 |
| Challenger - Brasilia | 2023/11/22 15:00 | Juan Pablo Ficovich v Pedro Sakamoto | 6-1,6-2 |
| Challenger - Brasilia | 2023/11/20 14:00 | Pedro Sakamoto v Juan Pablo Paz | 7-6,6-4 |
| Challenger - Brasilia | 2023/11/19 13:00 | Pedro Sakamoto v Gabriel Decamps | 6-1,3-6,7-6 |
| Challenger - Montevideo | 2023/11/16 17:00 | Facundo Diaz Acosta v Pedro Sakamoto | 6-1,6-2 |
| Challenger - Montevideo | 2023/11/14 15:00 | Franco Agamenone v Pedro Sakamoto | 4-6,1-6 |
| Challenger - Montevideo | 2023/11/13 15:00 | Valentin Vacherot v Pedro Sakamoto | 3-6,0-6 |
| Challenger - Montevideo | 2023/11/12 14:00 | Pedro Sakamoto v Matheus P De Almeida | 6-2,2-6,6-2 |