Stadium: Court 7 Round: 19 Ground: Clay
| Challenger Luedenscheid | 2023/07/30 09:00 | Akira Santillan v Pedro Sakamoto | 3-6,4-6 |
| Challenger Zug | 2023/07/24 09:00 | Pedro Sakamoto v Remy Bertola | 7-6,5-7,3-6 |
| 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 Luedenscheid | 2023/07/30 09:00 | Hazem Naw v Stefanos Sakellaridis | 6-3,6-0 |
| ITF M25 Kassel | 2023/07/12 09:55 | Justin Engel v Hazem Naw | 4-6,6-4,6-4 |
| ITF M25 Marburg | 2023/07/04 11:55 | Hazem Naw v Martin Krumich | 4-6,2-6 |
| ITF M15 Kamen | 2023/06/30 10:30 | Svyatoslav Gulin v Hazem Naw | 6-2,6-1 |
| ITF M15 Kamen | 2023/06/29 11:30 | Niklas Schell v Hazem Naw | 1-6,0-6 |
| ITF M15 Kamen | 2023/06/28 10:40 | Piet Steveker v Hazem Naw | 3-6,1-6 |
| ITF M15 Saarlouis | 2023/06/23 10:00 | Hazem Naw v Joao Fonseca | 6-7,5-7 |
| ITF M15 Saarlouis | 2023/06/22 09:00 | Hazem Naw v Dylan Dietrich | 6-2,6-0 |