Round: 44 Ground: Clay
| ITF USA F33 Qual | 2017/10/08 16:00 | Eric Talac v Alan Kohen | 3-6,0-6 |
| ITF Brazil F4 | 2017/11/30 13:45 | Oscar Jose Gutierrez v Fernando Yamacita | 6-1,6-4 |
| ITF Brazil F4 | 2017/11/28 13:10 | Eber Tiepermann v Fernando Yamacita | 0-6,1-6 |
| ITF Brazil F4 | 2017/11/26 10:30 | Fernando Yamacita v Paulo A S Dos Santos | 6-4,6-1 |
| ITF Brazil F4 | 2017/11/25 10:30 | Fernando Yamacita v Gabriel Vallim | 6-0,6-0 |
| ITF Brazil F3 | 2017/11/21 17:00 | Daniel Dutra Da Silva v Fernando Yamacita | 6-3,6-1 |
| ITF Brazil F2 | 2017/11/14 18:45 | Fernando Yamacita v Rafael Matos | 2-6,6-7 |
| ITF Bolivia F3 | 2017/10/03 20:00 | Eduardo Agustin Torre v Fernando Yamacita | 7-5,6-4 |
| ITF Bolivia F2 | 2017/09/27 18:30 | Fernando Yamacita v Franco Emanuel Egea | 6-1,6-7,3-6 |