Stadium: Hard 1 Round: 62 Ground: Hardcourt outdoor
| ITF Thailand F6 | 2018/10/08 02:30 | Adrian Andrzejczuk v Shinnosuke Hiramatsu | 6-4,6-3 |
| ITF Thailand F6 | 2018/10/07 02:30 | Liran Chen v Shinnosuke Hiramatsu | 1-6,1-6 |
| ITF Serbia F5 | 2018/09/02 10:30 | Shinnosuke Hiramatsu v Stefan Gazo | 3-6,1-6 |
| ITF Serbia F4 | 2018/08/26 07:00 | Shinnosuke Hiramatsu v Aleksa Ciric | 7-5,1-6,5-7 |
| ITF Serbia F3 | 2018/08/18 07:00 | Shinnosuke Hiramatsu v Stefan Micov | 1-6,1-6 |
| ITF Serbia F2 | 2018/08/11 07:00 | Nemanja Malesevic v Shinnosuke Hiramatsu | 7-5,6-1 |
| ITF Bosnia and Herzegovina F2 Qual | 2018/05/20 14:00 | Aleksandar Jocic v Shinnosuke Hiramatsu | 6-4,6-1 |
| ITF Bosnia and Herzegovina F1 Qual | 2018/05/12 07:00 | Pavle Drobnjakovic v Shinnosuke Hiramatsu | 0-6,0-6 |
| ITF Spain F29 | 2018/09/22 07:00 | Ioannis Papounidis v Rayan Ghedjemis | 3-6,1-6 |
| ITF Spain F18 Qual | 2018/07/07 12:30 | Joffrey De Schepper v Ioannis Papounidis | 6-1,6-2 |
| ITF Spain F13 | 2018/05/28 08:00 | Ioannis Papounidis v Enrique L Rico | 4-6,3-6 |
| ITF Spain F13 | 2018/05/27 08:00 | Ioannis Papounidis v Frederik Oervad | 6-2,4-6,6-2 |
| ITF Spain F13 | 2018/05/26 09:00 | Alex M Pujolras v Ioannis Papounidis | 3-6,4-6 |
| ITF Spain F12 | 2018/05/20 07:00 | Ioannis Papounidis v Juan P Canas Garcia | 1-6,0-6 |
| ITF Spain F12 | 2018/05/19 07:00 | Ioannis Papounidis v Miguel Vallejo | 6-3,6-4 |
| ITF Spain F11 | 2018/05/12 13:30 | Ioannis Papounidis v Samy Grace | 2-6,3-6 |