Stadium: Court 1 Round: 19 Ground: Clay
| Challenger Zug | 2023/07/23 11:40 | Moez Echargui v Pedro Sakamoto | 2-6,2-6 |
| Challenger Amersfoort | 2023/07/16 09:00 | Pedro Sakamoto v Luca Potenza | 2-6,7-6,1-6 |
| Challenger Medellin | 2023/06/27 15:00 | Jorge Panta v Pedro Sakamoto | 6-4,6-2 |
| Challenger Cali | 2023/06/23 19:30 | Pedro Sakamoto v Guido Andreozzi | 4-6,4-6 |
| Challenger Cali | 2023/06/22 17:45 | Gerald Melzer v Pedro Sakamoto | 7-6,4-6,6-7 |
| Challenger Cali | 2023/06/21 18:00 | Pedro Sakamoto v Alexis Galarneau | 7-6,6-2 |
| Challenger Cali | 2023/06/20 18:15 | Pedro Sakamoto v Patrick Kypson | 7-5,6-3 |
| Challenger Prostejov | 2023/06/05 09:35 | Pedro Sakamoto v Hynek Barton | 2-6,4-6 |
| Challenger Zug | 2023/07/23 10:30 | Noah Lopez v Remy Bertola | 7-6,3-6,3-6 |
| Challenger Tampere | 2023/07/18 09:25 | Remy Bertola v Hernan Casanova | 6-4,3-6,0-6 |
| Challenger Tampere | 2023/07/17 09:00 | Remy Bertola v Neil Oberleitner | 4-6,6-3,6-2 |
| Challenger Tampere | 2023/07/16 09:20 | Remy Bertola v Tomas Lipovsek Puches | 6-0,6-3 |
| Challenger Milan | 2023/07/03 08:00 | Alexander Weis v Remy Bertola | 6-3,6-3 |
| Challenger Milan | 2023/07/02 10:35 | Sebastian Dominko v Remy Bertola | 4-6,1-6 |
| Challenger Modena | 2023/06/28 10:00 | Titouan Droguet v Remy Bertola | 7-6,6-2 |
| Challenger Modena | 2023/06/27 15:00 | Remy Bertola v Gianluca Mager | 7-6,6-3 |