Stadium: Cancha 1 Round: 14 Ground: Clay
| Challenger Guayaquil | 2023/10/30 15:00 | Nicolas Mejia v Pedro Sakamoto | 6-4,2-6,6-2 |
| Challenger Guayaquil | 2023/10/29 16:30 | Miguel M Larrea v Pedro Sakamoto | 3-6,0-6 |
| Challenger Curitiba | 2023/10/23 14:45 | Pedro Boscardin Dias v Pedro Sakamoto | 6-3,7-5 |
| Challenger Curitiba | 2023/10/22 17:55 | Enzo Lima v Pedro Sakamoto | 1-6,1-6 |
| ITF M25 Lajeado | 2023/10/15 13:50 | Pedro Sakamoto v Wilson Leite | 6-1,6-1 |
| ITF M25 Lajeado | 2023/10/14 15:00 | Franco Roncadelli v Pedro Sakamoto | 0-6,6-7 |
| ITF M25 Lajeado | 2023/10/13 17:00 | Pedro Sakamoto v Facundo Juarez | 6-2,6-4 |
| ITF M25 Lajeado | 2023/10/13 00:20 | Pedro Sakamoto v Leonardo Civita-Telles | 6-3,6-4 |
| Challenger Lima | 2023/11/07 15:00 | Matheus P De Almeida v Roman Andres Burruchaga | 1-6,2-6 |
| Challenger Lima | 2023/11/06 19:10 | Renzo Olivo v Matheus P De Almeida | 4-6,5-7 |
| Challenger Lima | 2023/11/05 18:20 | Jorge Panta v Matheus P De Almeida | 2-6,3-6 |
| Challenger Guayaquil | 2023/11/01 15:00 | Matheus P De Almeida v Alejandro Tabilo | 6-4,1-6,2-6 |
| Challenger Guayaquil | 2023/10/30 22:30 | Andres Andrade v Matheus P De Almeida | 3-6,4-6 |
| Challenger Curitiba | 2023/10/24 19:00 | Matheus P De Almeida v Thiago Agustin Tirante | 2-6,6-3,1-6 |
| Challenger Campinas | 2023/10/03 17:10 | Luciano Darderi v Matheus P De Almeida | 6-1,6-4 |
| Challenger Bogota | 2023/09/29 16:00 | Matheus P De Almeida v Gustavo Heide | 4-6,2-6 |