Stadium: Cancha 2 Round: 14 Ground: Clay
| Challenger - Santos | 2016/09/20 18:10 | Matos, Rafael v Pedro Sakamoto | 4-6,1-6 |
| Challenger - Concepcion | 2021/02/15 15:40 | Thiago Agustin Tirante v Matos, Rafael | 6-3,2-6,6-3 |
| Challenger - Concepcion | 2021/02/14 18:35 | Matos, Rafael v Hidalgo, Diego | 7-5,6-1 |
| Challenger Guayaquil | 2020/11/14 18:45 | Matos, Rafael v Hernan Casanova | 3-6,3-6 |
| Challenger - Split | 2020/09/26 15:40 | Mathias Bourgue v Matos, Rafael | 6-4,6-4 |
| Iasi, Romania | 2020/09/12 10:55 | Kacper Zuk v Matos, Rafael | 6-3,6-3 |
| ITF M25 Lima | 2020/02/11 15:00 | Matos, Rafael v Mariano Kestelboim | 5-7,6-4,2-6 |
| ITF M25 Lima | 2020/02/05 14:50 | Mariano Kestelboim v Matos, Rafael | 6-4,6-3 |
| Challenger - Punta del Este | 2020/01/27 14:20 | Matos, Rafael v Nicolas Alvarez | 6-3,4-6,3-6 |
| ATP - Buenos Aires | 2021/02/28 14:00 | Pedro Sakamoto v Velotti, Agustin | 3-6,4-6 |
| ATP - Cordoba | 2021/02/22 17:30 | Facundo Bagnis v Pedro Sakamoto | 6-2,6-4 |
| ATP - Cordoba | 2021/02/21 16:20 | Renzo Olivo v Pedro Sakamoto | 2-6,5-7 |
| ATP - Cordoba | 2021/02/20 17:25 | Pedro Sakamoto v Emilio Gomez | 3-6,6-1,7-6 |
| Challenger - Concepcion | 2021/02/18 15:00 | Pedro Sakamoto v Martin, Andrej | 3-6,3-6 |
| Challenger - Concepcion | 2021/02/16 13:00 | Pedro Sakamoto v Guido Andreozzi | 6-2,7-6 |
| ATP - Delray Beach | 2021/01/05 15:40 | Pedro Sakamoto v Young, Donald | 6-3,4-6,2-6 |
| Challenger Campinas | 2020/12/01 13:00 | Francisco Cerundolo v Pedro Sakamoto | 6-1,6-3 |