Round: 44 Ground: Clay
| 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 F1 | 2018/04/22 13:00 | Fernando Yamacita v Rai Vicente de Araujo | 5-7,6-2,6-1 |
| ATP Sao Paulo Qual | 2018/02/24 19:20 | Fernando Yamacita v Guilherme Clezar | 1-6,6-7 |
| ITF Brazil F3 | 2018/05/06 12:30 | Kevin Borges Pereira v Eduardo Ribeiro | 1-6,0-6 |
| ITF Brazil F2 | 2018/04/29 15:00 | Alejo Vilaro v Eduardo Ribeiro | 6-3,6-3 |
| ITF Brazil F2 | 2018/04/28 15:00 | Gabriel P Tumasonis v Eduardo Ribeiro | 6-3,5-7,3-6 |
| ITF Brazil F1 | 2018/04/23 13:00 | Tomas Martin Etcheverry v Eduardo Ribeiro | 6-0,6-0 |
| ITF Brazil F1 | 2018/04/22 14:00 | Eduardo Ribeiro v Ighor Halmenschlager Reis | 6-3,6-3 |
| ITF Bolivia F3 Qual | 2017/10/02 20:00 | Santiago Villarruel v Eduardo Ribeiro | 7-6,4-6,6-2 |
| ITF Bolivia F3 Qual | 2017/10/01 17:45 | Cristopher Kohl v Eduardo Ribeiro | 5-7,2-6 |
| ITF Bolivia F3 Qual | 2017/09/30 13:30 | Franco Ribero v Eduardo Ribeiro | 3-6,4-6 |