Stadium: Indoor 1 Round: 25 Ground: Clay
| Challenger Lima | 2023/08/22 18:45 | Guido Ivan Justo v Pedro Sakamoto | 4-6,6-7 |
| ITF M15 Pinamar | 2019/03/28 12:30 | Pedro Sakamoto v Guido Ivan Justo | 4-6,6-7 |
| Challenger Porto Alegre | 2024/04/29 16:00 | Guido Ivan Justo v Emilio Gomez | 6-4,6-3 |
| Challenger Porto Alegre | 2024/04/28 13:00 | Guido Ivan Justo v Ignacio Carou | 6-4,6-1 |
| Challenger Concepcion | 2024/04/22 17:45 | Guido Ivan Justo v Juan Pablo Ficovich | 0-6,7-6,3-6 |
| Challenger San Miguel de Tucuman | 2024/04/18 15:50 | Valerio Aboian v Guido Ivan Justo | 6-4,7-5 |
| Challenger San Miguel de Tucuman | 2024/04/16 20:00 | Maximo Zeitune v Guido Ivan Justo | 6-4,3-6,0-6 |
| Challenger Florianopolis | 2024/03/31 15:15 | Daniel V C Rebelo v Guido Ivan Justo | 1-6,0-6 |
| Challenger Sao Leopoldo | 2024/03/25 16:35 | Bruno Kuzuhara v Guido Ivan Justo | 7-6,2-6,6-3 |
| Challenger Sao Leopoldo | 2024/03/24 17:20 | Gustavo Giudici v Guido Ivan Justo | 0-6,2-6 |
| Challenger Florianopolis | 2024/04/01 18:00 | Pedro Sakamoto v Joao Lucas Reis da Silva | 5-7,5-7 |
| 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 |