Stadium: Court 7 Round: 25 Ground: Hardcourt outdoor
| ITF Dominican Republic F3 | 2018/12/12 14:00 | Mauricio Echazu v Conner Huertas Del Pino | 6-4,2-6,1-6 |
| ITF Dominican Republic F3 | 2018/12/10 14:30 | Mauricio Echazu v Victor Manuel B Pretto | 6-3,6-3 |
| ITF Dominican Republic F2 | 2018/12/05 14:00 | Mauricio Echazu v Fermin Tenti | 6-2,5-7,7-5 |
| ITF Dominican Republic F2 | 2018/12/04 14:00 | Mauricio Echazu v Victor Manuel B Pretto | 6-2,6-1 |
| ITF Chile F3 | 2018/11/28 15:40 | Bastian Malla v Mauricio Echazu | 7-6,6-3 |
| ITF Chile F3 | 2018/11/26 15:30 | Mauricio Echazu v Daniel Antonio Nunez | 7-5,6-3 |
| ITF Chile F2 | 2018/11/20 16:00 | Mauricio Echazu v Genaro Alberto Olivieri | 3-6,3-6 |
| ITF Chile F1 | 2018/11/17 15:00 | Mauricio Echazu v Juan Carlos Saez | 6-1,6-2 |
| ITF M15 Cancun | 2019/03/11 20:00 | Joao Hinsching v Naoki Nakagawa | 6-4,3-6,4-10 |
| ITF M15 Cancun | 2019/03/11 15:30 | Antonio Ruiz-Rosales v Naoki Nakagawa | 3-6,3-6 |
| ITF M25 Weston | 2019/01/29 14:30 | Nick Hardt v Naoki Nakagawa | 6-1,4-6,10-5 |
| ITF M25 Weston | 2019/01/28 14:30 | Rowland Phillips v Naoki Nakagawa | 1-6,3-6 |
| ITF M25 Palm Coast | 2019/01/21 15:00 | Naoki Nakagawa v Logan Zapp | 3-6,1-6 |
| ITF M15 Naples | 2019/01/16 18:35 | Luis Patino v Naoki Nakagawa | 7-6,6-0 |
| ITF M15 Naples | 2019/01/15 15:30 | Naoki Nakagawa v Hillel Rousseau | 6-1,6-1 |
| ITF M15 Naples | 2019/01/14 17:00 | Naoki Nakagawa v Maxim Tybar | 6-3,6-3 |