Stadium: Court Lisboa Round: 64 Ground: Clay
| Challenger Split | 2020/09/27 08:00 | Pedja Krstin v Pedro Sakamoto | 6-7,6-4,6-0 |
| Challenger Split | 2020/09/26 12:00 | Damir Dzumhur v Pedro Sakamoto | 1-6,4-6 |
| Challenger Forli | 2020/09/23 08:00 | Pedro Sakamoto v Alexander Ritschard | 7-5,3-6,1-6 |
| Challenger Forli | 2020/09/21 12:30 | Andrea Vavassori v Pedro Sakamoto | 6-4,6-7,3-6 |
| ITF M25 Plaisir | 2020/09/17 13:15 | Yannick Mertens v Pedro Sakamoto | 6-1,6-3 |
| ITF M25 Plaisir | 2020/09/16 13:45 | Cristian Rodriguez v Pedro Sakamoto | 2-6,6-7 |
| ATP Santiago | 2020/02/23 17:20 | Filip Horansky v Pedro Sakamoto | 7-6,6-7,6-4 |
| ATP Santiago | 2020/02/22 18:20 | Fernando Romboli v Pedro Sakamoto | 1-6,2-6 |
| Challenger Barcelona | 2020/10/03 08:30 | Tristan Lamasine v Peter Polansky | 6-1,3-6,1-6 |
| French Open | 2020/09/23 12:05 | Roberto Marcora v Tristan Lamasine | 7-6,3-6,6-3 |
| French Open | 2020/09/21 15:05 | Tristan Lamasine v Ramkumar Ramanathan | 7-5,6-2 |
| ITF M25 Plaisir | 2020/09/15 13:35 | Tristan Lamasine v Christopher Heyman | 3-6,6-7 |
| Challenger Trieste | 2020/08/22 09:00 | Tristan Lamasine v Riccardo Bonadio | 4-6,2-6 |
| Challenger Pau | 2020/02/24 14:10 | Pavel Kotov v Tristan Lamasine | 2-6,7-6,6-4 |
| Challenger Bergamo | 2020/02/18 13:50 | Luca Vanni v Tristan Lamasine | 6-3,6-4 |
| Challenger Cherbourg | 2020/02/11 19:55 | Tristan Lamasine v Ruben Bemelmans | 4-6,7-6,3-6 |