Stadium: COURT 1 Round: 25 Ground: Clay
| ITF Brazil F5 | 2018/10/15 16:30 | Tsuchiya, Alexandre v Francisco Comesana | 6-7,2-6 |
| ITF Bolivia F2 | 2018/09/19 20:00 | Jose Pereira v Tsuchiya, Alexandre | 6-2,7-6 |
| ITF Bolivia F2 | 2018/09/18 19:00 | Pereira, Miguel Fernando v Tsuchiya, Alexandre | 5-7,6-3,2-6 |
| ITF Bolivia F1 | 2018/09/11 19:30 | Tsuchiya, Alexandre v Olivares, Jose | 6-7,3-6 |
| ITF Portugal F16 | 2018/08/21 08:30 | Cornut-Chauvinc, Antoine v Tsuchiya, Alexandre | 6-4,6-4 |
| ITF Portugal F15 | 2018/08/14 09:00 | Sora Fukuda v Tsuchiya, Alexandre | 6-3,6-4 |
| ITF Portugal F14 | 2018/08/08 11:20 | Crepatte, Baptiste v Tsuchiya, Alexandre | 2-6,6-1,6-4 |
| ITF Portugal F13 | 2018/08/01 12:45 | Tsuchiya, Alexandre v Tsoronis, Socrates Leon | 2-6,6-1,4-6 |
| ITF Brazil F5 | 2018/10/20 17:15 | Lindell, Christian v Francisco Cerundolo | 4-6,5-7 |
| ITF Brazil F5 | 2018/10/20 13:00 | Miele, Andre v Lindell, Christian | 2-6,5-7 |
| ITF Brazil F5 | 2018/10/18 17:25 | Nery Junior, Osni v Lindell, Christian | 2-6,4-6 |
| ITF Brazil F5 | 2018/10/16 14:55 | Da Silva, Gabriel Ciro v Lindell, Christian | 1-6,2-6 |
| Challenger Campinas Qual | 2018/09/29 14:15 | Lindell, Christian v Nicolas Alvarez | 2-6,1-6 |
| ITF Switzerland F4 | 2018/08/30 16:15 | Matteo Martineau v Lindell, Christian | 7-6,1-6,7-6 |
| ITF Switzerland F4 | 2018/08/29 11:30 | Lindell, Christian v Lazov, Alexander | 6-3,7-6 |
| ITF Switzerland F4 | 2018/08/28 12:20 | Dijkhuizen, Marc v Lindell, Christian | 1-6,2-6 |