Stadium: CENTRAL Round: 25 Ground: Clay
| 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 Brazil F2 | 2018/05/03 23:20 | Pedro Sakamoto v Francisco Comesana | 6-1,6-0 |
| ITF Brazil F2 | 2018/05/01 15:00 | Pedro Sakamoto v Thales Turini | 6-1,6-2 |
| 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 |
| ITF Brazil F4 Qual | 2018/05/14 13:00 | Fernando Yamacita v Valter Mori-Filho | 6-2,6-1 |
| ITF Brazil F3 | 2018/05/08 13:00 | Alexandre Tsuchiya v Fernando Yamacita | 6-3,4-6,6-2 |
| ITF Brazil F3 | 2018/05/07 18:00 | Fernando Yamacita v Eduardo Ribeiro | 6-4,7-6 |
| ITF Brazil F3 | 2018/05/06 12:30 | Fernando Yamacita v Pedro F Maciel | 6-7,6-4,6-3 |
| ITF Brazil F2 | 2018/05/01 15:00 | Oscar Jose Gutierrez v Fernando Yamacita | 6-4,6-0 |
| ITF Brazil F2 | 2018/04/30 15:00 | Fernando Yamacita v Luis Britto | 6-1,6-2 |
| ITF Brazil F2 | 2018/04/29 17:30 | Fernando Yamacita v Pedro F Maciel | 6-2,6-3 |
| ITF Brazil F1 | 2018/04/24 18:30 | Alexandre Tsuchiya v Fernando Yamacita | 6-4,6-2 |