Round: 25 Ground: Hardcourt outdoor
| ITF China F5 Qual | 2017/04/10 02:00 | Jie Cui v Yu Chang | 1-6,1-6 |
| ITF China F5 Qual | 2017/04/08 02:00 | Yu Chang v Aoran Wang | 6-3,6-1 |
| ITF China F4 | 2017/04/04 02:00 | Zhe Li v Yu Chang | 6-1,6-0 |
| ITF Japan F4 | 2017/03/25 03:00 | Yu Chang v Keisuke Watanuki | 7-6,3-6,4-6 |
| ITF Japan F3 | 2017/03/18 03:00 | Yunosuke Tanaka v Yu Chang | 2-6,6-2,6-4 |
| ITF China F3 Qual | 2017/02/25 01:00 | Yuanfeng Li v Yu Chang | 7-5,6-3 |
| ITF China F2 | 2017/02/21 02:00 | Chuhan Wang v Yu Chang | 6-1,1-6,6-3 |
| ITF China F2 Qual | 2017/02/20 03:40 | Hong Kit Wong v Yu Chang | 6-4,4-6,2-6 |
| ITF China F4 | 2017/04/09 02:00 | Zhe Li v Shuichi Sekiguchi | 6-3,6-0 |
| ITF China F4 | 2017/04/08 04:00 | Su Hao Zhong v Shuichi Sekiguchi | 1-6,6-2,2-6 |
| ITF China F4 | 2017/04/06 05:05 | Xi Qi v Shuichi Sekiguchi | 4-6,3-6 |
| ITF China F4 | 2017/04/04 05:50 | Long Chen v Shuichi Sekiguchi | 0-6,0-6 |
| Challenger Quanzhou | 2017/03/23 04:50 | Shuichi Sekiguchi v Uladzimir Ignatik | 6-7,4-6 |
| Challenger Quanzhou | 2017/03/20 02:05 | Agustin Velotti v Shuichi Sekiguchi | 6-7,4-6 |
| Challenger Quanzhou Qual | 2017/03/19 03:40 | Shuichi Sekiguchi v Andrea Pellegrino | 2-6,6-7 |
| Challenger Quanzhou Qual | 2017/03/18 05:00 | Shuichi Sekiguchi v Aliaksandr Bury | 6-2,6-0 |