Stadium: Quadra Central Round: 25 Ground: Clay
| Challenger Buenos Aires | 2024/01/11 13:00 | Pedro Sakamoto v Joao Lucas Reis da Silva | 5-7,0-6 |
| Challenger Temuco | 2023/11/29 18:40 | Joao Lucas Reis da Silva v Pedro Sakamoto | 4-6,6-4,2-6 |
| Challenger Santa Cruz | 2023/09/14 19:00 | Pedro Sakamoto v Joao Lucas Reis da Silva | 4-6,7-6,6-2 |
| Challenger Sao Leopoldo | 2024/03/28 18:30 | Pedro Sakamoto v Orlando Luz | 4-6,6-4,4-6 |
| Challenger Sao Leopoldo | 2024/03/26 21:25 | Pedro Sakamoto v Bruno Kuzuhara | 6-2,6-0 |
| Challenger Asuncion | 2024/03/21 23:00 | Pedro Sakamoto v Gustavo Heide | 1-6,3-6 |
| Challenger Asuncion | 2024/03/19 23:20 | Carlos Sanchez Jover v Pedro Sakamoto | 3-6,4-6 |
| ITF M25 Feira De Santana | 2024/03/14 13:00 | Harrison Adams v Pedro Sakamoto | 6-2,6-0 |
| ITF M25 Feira De Santana | 2024/03/12 14:35 | Matheus C Bueres v Pedro Sakamoto | 2-6,0-6 |
| Challenger Santa Cruz | 2024/03/09 14:00 | Thiago Monteiro v Pedro Sakamoto | 6-1,6-4 |
| Challenger Santa Cruz | 2024/03/06 22:40 | Matheus Pucinelli De Almeida v Pedro Sakamoto | 7-5,0-6,4-6 |
| Challenger Sao Leopoldo | 2024/03/25 23:35 | Joao Lucas Reis da Silva v Goncalo Oliveira | 5-7,3-6 |
| Challenger Asuncion | 2024/03/19 19:00 | Hugo Dellien v Joao Lucas Reis da Silva | 6-3,6-2 |
| Challenger Santiago | 2024/03/12 15:45 | Juan Manuel Cerundolo v Joao Lucas Reis da Silva | 6-1,6-0 |
| ATP Rio De Janeiro | 2024/02/17 19:00 | Joao Lucas Reis da Silva v Genaro Alberto Olivieri | 5-7,1-6 |
| ITF M25 Punta del Este | 2024/02/06 19:00 | Gonzalo Villanueva v Joao Lucas Reis da Silva | 0-6,6-4,6-2 |
| Challenger Piracicaba | 2024/01/30 17:35 | Juan Bautista Torres v Joao Lucas Reis da Silva | 6-4,2-6,7-6 |
| Challenger Punta del Este | 2024/01/21 21:55 | Joao Lucas Reis da Silva v Felix Gill | 4-6,2-6 |
| Challenger Buenos Aires | 2024/01/16 17:30 | Liam Draxl v Joao Lucas Reis da Silva | 6-7,6-3,6-1 |