| ITF China F12 Qual | 2017/07/08 05:00 | Zheng, Yili v Daisuke Sumizawa | 2-6,2-6 |
| ITF China F11 Qual | 2017/07/03 02:15 | Runhao Hua v Daisuke Sumizawa | 6-1,4-6,6-1 |
| ITF China F11 Qual | 2017/07/02 09:15 | Daisuke Sumizawa v Cai, Zhao | 6-2,7-6 |
| ITF China F11 Qual | 2017/07/01 08:45 | Daisuke Sumizawa v Tang, Leo | 6-1,6-1 |
| ITF Guam F1 | 2017/06/19 01:15 | Farren, Connor v Daisuke Sumizawa | 7-5,6-1 |
| ITF Guam F1 | 2017/06/17 00:00 | Daisuke Sumizawa v van Meter, Joseph W | 4-6,6-4,6-2 |
| ITF Japan F8 | 2017/06/12 00:00 | Daisuke Sumizawa v Matsuo, Yuki | 3-6,4-6 |
| ITF Japan F8 | 2017/06/10 00:00 | Daisuke Sumizawa v Komura, Takuya | 6-4,6-0 |
| ITF China F12 Qual | 2017/07/08 01:30 | Xia, Haitong v Wang, Huixin | 4-6,2-6 |
| ITF China F11 Qual | 2017/07/03 06:10 | Wang, Huixin v Matheson, Sam | 6-2,2-6,4-6 |
| ITF China F11 Qual | 2017/07/02 09:20 | Wang, Huixin v Ji, Ang | 7-5,6-2 |
| ITF China F10 | 2017/06/27 02:00 | Zhe Li v Wang, Huixin | 6-2,6-1 |
| ITF China F8 Qual | 2017/05/22 03:45 | Wang, Chukang v Wang, Huixin | 3-6,6-1,7-5 |
| ITF China F8 Qual | 2017/05/21 03:55 | Yezhenyuan, Yezhenyuan v Wang, Huixin | 0-6,0-6 |
| ITF China F7 Qual | 2017/05/13 09:00 | Cao, Zhaoyi v Wang, Huixin | 1-6,6-4,6-3 |
| ITF China F6 Qual | 2017/05/08 02:55 | Purcell, Rhett v Wang, Huixin | 6-2,6-0 |