Round: 62 Ground: Hardcourt outdoor
| ITF Korea F6 | 2018/08/28 02:00 | Kwon, OH-Hee v Daisuke Sumizawa | 6-1,6-4 |
| ITF China F13 | 2018/08/21 02:00 | Daisuke Sumizawa v Wang, Huixin | 4-6,6-2,2-6 |
| ITF China F13 | 2018/08/20 02:00 | Daisuke Sumizawa v Cai, Lewei | 6-4,6-1 |
| ITF China F13 | 2018/08/19 02:00 | Daisuke Sumizawa v Cai, Yong Jia | 6-1,6-3 |
| ITF China F12 | 2018/08/14 03:30 | Daisuke Sumizawa v Purcell, Rhett | 6-2,0-6,4-6 |
| ITF China F12 Qual | 2018/08/13 02:00 | Daisuke Sumizawa v Winter Meagher | 6-4,0-6,6-0 |
| ITF China F12 Qual | 2018/08/12 02:00 | Daisuke Sumizawa v Chen, Liran | 7-5,6-3 |
| ITF Chinese Taipei F2 Qual | 2018/07/22 05:30 | Daisuke Sumizawa v Jeffrey Hsu | 3-6,1-6 |
| ITF Thailand F3 | 2018/09/01 02:00 | Xie, Yu Lun v Pumjit, Akanit | 2-6,1-6 |
| ITF China F13 | 2018/08/19 02:00 | Xie, Yu Lun v Zhao Zhao | 3-6,3-6 |
| ITF China F3 Qual | 2018/01/20 05:00 | Xie, Yu Lun v Li, Jianhui | 4-6,1-6 |
| ITF China F2 Qual | 2018/01/13 06:00 | Li, Jianhui v Xie, Yu Lun | 6-0,6-1 |
| ITF Italy F34 Qual | 2017/10/14 13:00 | Hans Albert Schubert v Xie, Yu Lun | 6-2,6-4 |
| ITF Spain F32 | 2015/10/03 07:00 | Xie, Yu Lun v Lanz, Timo | 1-6,0-6 |