Stadium: Court A Round: 25
| ITF Thailand F3 | 2018/09/03 02:00 | Palaphoom Kovapitukted v Prachaya Baibong | 6-1,6-3 |
| ITF Thailand F3 | 2018/09/02 02:00 | Palaphoom Kovapitukted v Charles Roberts | 6-4,6-2 |
| ITF Indonesia F3 Qual | 2018/08/05 04:30 | Niki Kaliyanda Poonacha v Palaphoom Kovapitukted | 6-4,2-6,7-5 |
| ITF Indonesia F3 Qual | 2018/08/04 07:30 | Palaphoom Kovapitukted v Alexander Crnokrak | 7-5,7-5 |
| ITF Malaysia F1 Qual | 2018/07/02 05:35 | Palaphoom Kovapitukted v Marco Brugnerotto | 2-6,1-6 |
| ITF Vietnam F3 | 2018/05/15 04:30 | Pruchya Isarow v Palaphoom Kovapitukted | 6-3,6-2 |
| ITF Vietnam F3 | 2018/05/13 04:00 | Palaphoom Kovapitukted v Saranpong Borisutpong | 6-4,6-3 |
| ITF Vietnam F2 | 2018/05/06 04:00 | Kazuki Nishiwaki v Palaphoom Kovapitukted | 7-6,6-3 |
| ITF Thailand F2 | 2018/08/29 04:00 | Takashi Saito v Connor Farren | 6-2,6-1 |
| ITF Thailand F2 | 2018/08/28 07:10 | Takashi Saito v Pol Wattanakul | 6-3,3-6,6-3 |
| Challenger Meerbusch Qual | 2018/08/12 14:25 | Takashi Saito v Alexandre Muller | 3-6,0-6 |
| ITF Belgium F7 | 2018/08/09 09:20 | Takashi Saito v Benjamin Pietri | 6-7,4-6 |
| ITF Belgium F7 | 2018/08/07 16:35 | Takashi Saito v Vadym Ursu | 6-7,6-3,7-6 |
| ITF Germany F10 | 2018/07/31 10:00 | Manuel Guinard v Takashi Saito | 7-6,0-6,6-1 |
| Challenger Tampere | 2018/07/21 11:05 | Ivan Gakhov v Takashi Saito | 6-1,6-3 |
| Challenger Scheveningen Qual | 2018/07/14 10:00 | Takashi Saito v Alejandro Davidovich Fokina | 3-6,2-6 |