Round: 25 Ground: Clay
| ITF Argentina F11 | 2014/07/22 15:15 | Ignacio Monzon v Luciano Doria | 1-6,5-7 |
| ITF Argentina F8 | 2015/08/11 17:00 | Ryusei Makiguchi v Oscar Jose Gutierrez | 7-5,6-7,5-7 |
| ITF Colombia F5 | 2015/07/08 17:20 | Alejandro Gomez v Ryusei Makiguchi | 3-6,6-4,6-1 |
| ITF Colombia F4 | 2015/06/29 16:30 | Ryusei Makiguchi v Jose Olivares | 4-6,4-6 |
| ITF Argentina F7 | 2015/05/25 16:30 | Ryusei Makiguchi v R. Urzua-Rivera | 5-7,3-6 |
| ITF Argentina F6 | 2015/05/18 15:00 | Ryusei Makiguchi v Juan Ignacio Ameal | 6-7,4-6 |
| Challenger Cali 2 | 2015/05/05 16:40 | Fernando Romboli v Ryusei Makiguchi | 1-6,6-3,7-5 |
| ITF Argentina F3 | 2015/03/23 14:00 | Ryusei Makiguchi v Federico Coria | 2-6,3-6 |
| ITF Argentina F2 | 2015/03/17 19:30 | Rodrigo Banzer v Ryusei Makiguchi | 3-6,2-6 |