| Challenger Gwangju Qual | 2018/08/11 03:35 | Ji Hoon Son v Xin Gao | 7-5,6-3 |
| ITF China F10 | 2018/07/10 02:00 | Ji Hoon Son v Xin Gao | 6-7,6-7 |
| ITF China F9 | 2018/07/08 03:00 | Ji Hoon Son v Yan Bai | 7-6,4-6,4-6 |
| ITF China F9 | 2018/07/07 07:25 | Seong Chan Hong v Ji Hoon Son | 6-7,1-6 |
| ITF China F9 | 2018/07/06 03:00 | Hao Wu v Ji Hoon Son | 1-6,5-7 |
| ITF China F9 | 2018/07/05 05:30 | Ji Hoon Son v Kousuke Ogura | 6-2,6-4 |
| ITF China F9 | 2018/07/03 08:35 | Rui-Xuan Wang v Ji Hoon Son | 2-6,4-6 |
| ITF Korea F3 | 2018/06/19 07:00 | Ji Hoon Son v Jeamoon Lee | 3-6,4-6 |
| Challenger Jinan | 2018/08/06 02:00 | Yan Bai v Miliaan Niesten | 6-2,7-5 |
| Challenger Jinan | 2018/08/05 03:45 | Miliaan Niesten v Benjamin Lock | 6-4,6-3 |
| Challenger Jinan | 2018/08/04 02:00 | Miliaan Niesten v Chuhan Wang | 6-1,1-6,6-4 |
| Challenger Chengdu | 2018/08/01 03:00 | Tatsuma Ito v Miliaan Niesten | 6-4,6-1 |
| Challenger Chengdu | 2018/07/31 03:00 | Arjun Kadhe v Miliaan Niesten | 2-6,4-6 |
| Challenger Chengdu Qual | 2018/07/29 03:00 | Tung-Lin Wu v Miliaan Niesten | 7-6,5-7,1-6 |
| Challenger Chengdu Qual | 2018/07/28 06:00 | Miliaan Niesten v Wishaya Trongcharoenchaikul | 6-3,6-0 |
| Challenger Chengdu Qual | 2018/07/28 02:00 | Miliaan Niesten v Jumpei Yamasaki | 6-2,6-2 |