Stadium: Court5 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Vero Beach | 2019/05/01 17:50 | Naoki Nakagawa v Nicolas Mejia | 1-6,6-1,4-6 |
| ITF M25 Vero Beach | 2019/04/30 19:55 | Naoki Nakagawa v Jordan Parker | 6-4,7-5 |
| ITF M15 Cancun | 2019/04/26 15:15 | Christian Langmo v Naoki Nakagawa | 6-4,2-6,6-4 |
| ITF M15 Cancun | 2019/04/25 15:50 | Naoki Nakagawa v Pavel Krainik | 6-1,6-4 |
| ITF M15 Cancun | 2019/04/23 14:00 | Naoki Nakagawa v Manuel A Alonso | 6-0,6-3 |
| ITF M15 Cancun | 2019/04/15 18:30 | Naoki Nakagawa v Ivan Endara | 4-6,7-6,10-12 |
| ITF M15 Cancun | 2019/04/15 14:00 | Naoki Nakagawa v Austin Johnson | 6-1,6-1 |
| ITF M15 Cancun | 2019/04/11 14:00 | Naoki Nakagawa v Michael Geerts | 6-7,6-4,5-7 |
| ITF M15 Tucson | 2019/02/12 16:30 | Carlos Hassey v Joao Pedro Sorgi | 6-3,0-6,2-6 |
| ITF M25 Tucson | 2019/01/07 18:30 | Carlos Hassey v Alexander Lebedev | 2-6,0-6 |