Stadium: Quadra Joao Lima Round: 14 Ground: Clay
| ITF M25 Lima | 2020/02/14 17:25 | Pedro Sakamoto v Gonzalo Villanueva | 6-3,6-4 |
| Challenger Buenos Aires | 2018/11/11 20:15 | Pedro Sakamoto v Gonzalo Villanueva | 5-7,6-4,2-6 |
| Challenger Tulln | 2022/09/04 09:40 | Gonzalo Villanueva v Sandro Kopp | 6-7,2-6 |
| Challenger Como | 2022/08/30 13:50 | Riccardo Bonadio v Gonzalo Villanueva | 6-4,6-7,7-6 |
| Challenger Banja Luka | 2022/08/25 10:40 | Gonzalo Villanueva v Alexey Vatutin | 4-6,0-6 |
| Challenger Banja Luka | 2022/08/23 16:05 | Mirza Basic v Gonzalo Villanueva | 6-7,2-6 |
| Challenger Santo Domingo | 2022/08/16 00:00 | Roberto Carballes Baena v Gonzalo Villanueva | 6-0,7-5 |
| Challenger Lima | 2022/08/08 19:50 | Gonzalo Villanueva v Roman Andres Burruchaga | 2-6,3-6 |
| ATP Los Cabos | 2022/08/03 01:50 | Gonzalo Villanueva v Steve Johnson | 6-7,4-6 |
| ATP Los Cabos | 2022/08/01 02:00 | Rinky Hijikata v Gonzalo Villanueva | 6-4,6-3 |
| Challenger Villa Maria | 2022/09/18 20:15 | Tomas Farjat v Pedro Sakamoto | 7-6,6-3 |
| ITF M15 Recife | 2022/08/18 16:20 | Pedro Sakamoto v Joao Giannella | 6-1,6-1 |
| ITF M15 Recife | 2022/08/16 18:00 | Pedro Sakamoto v Matheus A De Lima | 6-3,6-1 |
| UTR Pro Tennis Series Rio de Janeiro | 2022/08/10 15:15 | Bruno Stefani Figlio v Pedro Sakamoto | 2-6,1-6 |
| UTR Pro Tennis Series Rio de Janeiro | 2022/08/09 13:00 | Athell Bennett v Pedro Sakamoto | 0-6,4-6 |
| UTR Pro Tennis Series Rio de Janeiro | 2022/08/07 13:30 | Pedro Sakamoto v Gabriel Alejandro Hidalgo | 0-6,1-5 |
| UTR Pro Tennis Series Rio de Janeiro | 2022/08/06 14:44 | Pedro Sakamoto v Marcelo Zormann | 6-2,6-4 |
| UTR Pro Tennis Series Rio de Janeiro | 2022/08/05 12:00 | Bruno Stefani Figlio v Pedro Sakamoto | 2-6,1-6 |