Stadium: Cancha 2 Round: 45 Ground: Clay
| Challenger Guayaquil Qual | 2017/10/28 16:05 | Pedro Sakamoto v Federico Zeballos | 6-3,5-7,7-6 |
| ITF Italy F22 | 2018/08/08 11:05 | Pedro Sakamoto v Fabien Reboul | 4-6,4-6 |
| ITF Italy F22 | 2018/08/07 08:00 | Nicolo Turchetti v Pedro Sakamoto | 4-6,3-6 |
| Challenger Tampere | 2018/07/21 09:25 | Pedro Sakamoto v Viktor Durasovic | 6-4,5-7,3-6 |
| ITF Germany F8 | 2018/07/17 15:45 | Pedro Sakamoto v Julian Lenz | 5-7,1-6 |
| ITF Brazil F3 | 2018/05/11 18:25 | Pedro Sakamoto v Oscar Jose Gutierrez | 5-7,6-4,3-6 |
| ITF Brazil F3 | 2018/05/10 17:55 | Pedro Sakamoto v Camilo Ugo Carabelli | 5-7,6-2,6-3 |
| ITF Brazil F3 | 2018/05/08 13:00 | Pedro Sakamoto v Diego Matos | 6-0,6-2 |
| ITF Brazil F2 | 2018/05/05 00:25 | Oscar Jose Gutierrez v Pedro Sakamoto | 6-3,2-6,6-3 |
| ITF Spain F22 | 2018/08/07 20:00 | Federico Zeballos v Andres F Canovas | 7-5,6-4 |
| Challenger Segovia Qual | 2018/07/29 16:55 | Federico Zeballos v Nam Hoang Ly | 0-6,5-7 |
| Challenger Segovia Qual | 2018/07/28 14:25 | Mario Rodriguez Garcia v Federico Zeballos | 2-6,0-6 |
| Challenger San Benedetto Qual | 2018/07/14 11:00 | Federico Zeballos v Andrea Vavassori | 1-6,4-6 |
| ITF Spain F17 | 2018/07/04 16:30 | Federico Zeballos v Roberto Ortega-Olmedo | 2-6,2-6 |
| ITF Spain F17 | 2018/07/03 08:00 | Juan P Canas Garcia v Federico Zeballos | 1-6,7-5,5-7 |
| ITF Spain F16 | 2018/06/25 07:30 | Arthur Rinderknech v Federico Zeballos | 6-3,6-2 |
| ITF Mexico F3 | 2018/05/22 16:30 | Gage Brymer v Federico Zeballos | 6-4,6-3 |