Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| FPT Portugal Series | 2020/07/06 09:30 | Diogo Marques v Fabio Coelho | 3-6,6-7 |
| FPT Portugal Series | 2020/06/30 20:14 | Pedro Araujo v Diogo Marques | 6-3,4-6,6-3 |
| FPT Portugal Series | 2020/06/30 11:00 | Leandro Mattar v Diogo Marques | 5-7,2-6 |
| FPT Portugal Series | 2020/06/29 13:00 | Diogo Marques v Illia Stoliar | 7-6,6-3 |
| ITF M25 Porto | 2019/07/23 10:30 | Diogo Marques v Paulo Fernandes | 1-6,7-6,8-10 |
| ITF M25 Porto | 2019/07/22 15:00 | Sizya Ernest Kivanda v Diogo Marques | 2-6,6-3,7-10 |
| ITF M15 Setubal | 2019/06/26 14:40 | Diogo Marques v Edoardo Graziani | 7-6,5-7,3-6 |
| ITF Portugal F21 | 2017/10/01 13:00 | Tomas Almeida v Diogo Marques | 6-4,2-6,6-3 |
| ITF M15 Setubal | 2020/10/05 15:00 | Matheus Pucinelli De Almeida v Naoki Nakagawa | 2-6,2-6 |
| ITF M15 Setubal | 2020/10/05 10:30 | Tom Hands v Naoki Nakagawa | 2-6,1-6 |
| ITF M15 Setubal | 2020/10/04 12:00 | Mathys Erhard v Naoki Nakagawa | 6-4,4-6,7-10 |
| ITF M25 Porto | 2020/09/30 08:55 | Naoki Nakagawa v Alessandro Bega | 3-6,3-6 |
| ITF M25 Porto | 2020/09/29 10:30 | Naoki Nakagawa v Leopold Zima | 6-2,6-3 |
| ITF M25 Porto | 2020/09/28 13:30 | Riccardo Balzerani v Naoki Nakagawa | 3-6,6-1,5-10 |
| ITF M25 Porto | 2020/09/27 16:30 | Naoki Nakagawa v Eero Vasa | 3-6,6-1,10-6 |
| ITF M25 Nonthaburi | 2020/01/29 05:50 | Naoki Nakagawa v Khumoyun Sultanov | 2-6,4-6 |