Stadium: Court 5 Round: 26 Ground: Clay
| ITF M15 Pinamar | 2019/03/26 14:00 | Pedro Sakamoto v Santiago Rodriguez Taverna | 6-3,6-3 |
| Challenger - Santiago | 2019/03/04 15:45 | Pedro Sakamoto v Thiago Seyboth Wild | 6-2,2-6,3-6 |
| ATP Sao Paulo | 2019/02/26 14:30 | Pedro Sakamoto v Jaume Munar | 3-6,2-6 |
| ATP Sao Paulo | 2019/02/24 16:40 | Carlos Berlocq v Pedro Sakamoto | 6-7,4-6 |
| ATP Sao Paulo | 2019/02/23 15:30 | Pedro Sakamoto v Matteo Donati | 6-1,6-4 |
| ITF - M25 Weston | 2019/01/30 15:00 | Nicolas Alvarez v Pedro Sakamoto | 6-2,6-1 |
| Challenger - Punta del Este | 2019/01/22 17:00 | Matias Franco Descotte v Pedro Sakamoto | 6-4,6-1 |
| ITF - M15 Naples | 2019/01/20 16:00 | Sekou Bangoura v Pedro Sakamoto | 7-6,6-0 |
| ITF M15 Pinamar | 2019/03/26 12:30 | Guido Ivan Justo v Federico Moreno | 6-3,6-0 |
| ITF M15 Pinamar | 2019/03/25 13:30 | Guido Ivan Justo v Nicolas Bianchi | 6-4,6-3 |
| ITF M15 Pinamar | 2019/03/19 15:30 | Santiago Rodriguez Taverna v Guido Ivan Justo | 6-4,7-6 |
| ITF Chile F3 | 2018/11/26 14:00 | Guido Ivan Justo v Oscar Gabriel Ortiz | 4-6,4-6 |
| ITF Chile F3 | 2018/11/25 15:30 | Guido Ivan Justo v Miguel Angel Cabrera | 6-2,6-2 |
| ITF Chile F2 | 2018/11/18 16:00 | Guido Ivan Justo v Cristopher Kohl | 6-3,4-6,3-6 |
| ITF Argentina F9 | 2018/11/15 14:00 | Guido Ivan Justo v Juan Pablo Paz | 2-6,2-6 |
| ITF Argentina F9 | 2018/11/13 12:30 | Guido Ivan Justo v Oscar Gabriel Ortiz | 1-6,6-3,6-4 |