Stadium: CENTRAL Round: 62 Ground: Hardcourt outdoor
| 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 |
| ITF Brazil F1 | 2018/04/23 13:00 | Fernando Yamacita v Alexandre G R Girotto | 6-3,6-4 |
| ITF Brazil F4 Qual | 2018/05/13 12:00 | Valter Mori-Filho v Leonardo Reami Da Cunha | 6-2,6-0 |