Stadium: Court 4 Round: 25 Ground: Clay
| ITF Brazil F2 | 2018/04/30 15:00 | Pedro Sakamoto v Juan Bautista Otegui | 7-5,6-3 |
| ITF Brazil F2 | 2018/04/29 15:00 | Pedro Sakamoto v Rai Vicente de Araujo | 6-2,6-2 |
| Challenger Mexico City Qual | 2018/04/07 16:00 | Pedro Sakamoto v Andrea Basso | 6-4,6-7,3-6 |
| Challenger Panama City | 2018/04/03 17:20 | Pedro Sakamoto v Andrea Basso | 2-6,2-6 |
| Challenger San Luis Potosi | 2018/03/31 19:00 | Roberto Cid Subervi v Pedro Sakamoto | 6-3,6-3 |
| Challenger San Luis Potosi | 2018/03/30 20:15 | Jay Clarke v Pedro Sakamoto | 3-6,6-7 |
| Challenger San Luis Potosi | 2018/03/29 18:00 | Pedro Sakamoto v Pedja Krstin | 4-6,6-3,7-5 |
| Challenger San Luis Potosi | 2018/03/27 23:20 | Federico Coria v Pedro Sakamoto | 3-6,4-6 |
| ITF Brazil F1 | 2018/04/24 16:05 | Thales Turini v Carlos E. Severino | 6-4,2-6,4-6 |
| Challenger Sarasota Qual | 2018/04/14 14:00 | Peter Torebko v Thales Turini | 6-2,6-3 |
| ITF India F4 | 2018/03/23 04:30 | N. Vijay Sundar Prashanth v Thales Turini | 7-5,6-1 |
| ITF India F4 | 2018/03/22 04:00 | Thales Turini v Abhinav Sanjeev Shanmugam | 6-3,6-4 |
| ITF India F4 | 2018/03/20 05:25 | Siva D Kosaraju v Thales Turini | 0-6,3-6 |
| ITF India F3 | 2018/03/14 05:30 | Prajnesh Gunneswaran v Thales Turini | 6-1,6-3 |
| ITF India F3 | 2018/03/13 05:15 | Chien Hsun Lo v Thales Turini | 4-6,3-6 |
| ITF Brazil F4 | 2017/11/28 11:30 | Eduardo Dischinger v Thales Turini | 7-5,6-1 |