Stadium: Cancha 11 Round: 25 Ground: Clay
| ITF M15 Pinamar | 2019/03/28 12:30 | Pedro Sakamoto v Guido Ivan Justo | 4-6,6-7 |
| Challenger Lima | 2023/08/21 15:00 | Guido Ivan Justo v Alejandro H Franco | 0-6,6-2,6-1 |
| Challenger Lima | 2023/08/20 15:00 | Guido Ivan Justo v Noah Schachter | 6-7,6-3,6-3 |
| ITF M15 Belem | 2023/08/16 17:00 | Guido Ivan Justo v Pedro Rodrigues | 1-6,2-6 |
| ITF M15 Arequipa | 2023/08/12 17:00 | Alvaro Guillen Meza v Guido Ivan Justo | 6-4,6-3 |
| ITF M15 Arequipa | 2023/08/11 21:00 | Daniel Antonio Nunez v Guido Ivan Justo | 6-7,4-6 |
| ITF M15 Arequipa | 2023/08/10 16:00 | Guido Ivan Justo v Tomas Farjat | 7-6,3-6,7-6 |
| ITF M15 Arequipa | 2023/08/09 17:00 | Guido Ivan Justo v Juan Estevez | 3-6,6-1,6-1 |
| ITF M15 Arequipa | 2023/08/08 16:10 | Guido Ivan Justo v Nicolas Buitrago | 6-4,6-2 |
| Challenger Lima | 2023/08/21 16:50 | Pedro Sakamoto v Sebastian Rodriguez | 6-3,6-2 |
| Challenger Lima | 2023/08/20 20:30 | Pedro Sakamoto v Dan Martin | 6-2,6-2 |
| ITF M25 Trujillo | 2023/08/15 15:00 | Tomas Farjat v Pedro Sakamoto | 6-7,7-6,6-2 |
| Challenger Santo Domingo | 2023/08/08 16:10 | Juan Pablo Ficovich v Pedro Sakamoto | 6-4,0-6,6-2 |
| Challenger Luedenscheid | 2023/07/31 13:30 | Pedro Sakamoto v Hazem Naw | 1-6,6-7 |
| Challenger Luedenscheid | 2023/07/30 09:00 | Akira Santillan v Pedro Sakamoto | 3-6,4-6 |
| Challenger Zug | 2023/07/24 09:00 | Pedro Sakamoto v Remy Bertola | 7-6,5-7,3-6 |
| Challenger Zug | 2023/07/23 11:40 | Moez Echargui v Pedro Sakamoto | 2-6,2-6 |