体育场: Covered court 14 轮: 25 Ground: Hardcourt outdoor
| ITF M25六安 | 2019/05/14 02:00 | Daisuke Sumizawa v 王瑞凯 | 6-4,6-3 |
| ITF M25武汉 | 2019/05/09 03:10 | 柏衍 v Daisuke Sumizawa | 6-3,6-1 |
| ITF M25武汉 | 2019/05/08 03:30 | 何承叡 v Daisuke Sumizawa | 6-7,3-6 |
| ITF M25武汉 | 2019/05/07 02:00 | 郑伟强 v Daisuke Sumizawa | 6-2,6-7,7-10 |
| ITF M25松山 | 2019/04/09 01:00 | Daisuke Sumizawa v 清水一希 | 6-3,4-6,6-10 |
| ITF M15柏市 | 2019/04/01 00:00 | Daisuke Sumizawa v Kazuki Nishiwaki | 6-2,2-6,8-10 |
| ITF M15摩宁顿 | 2019/03/25 23:00 | Daisuke Sumizawa v 斯特凡 Skadarka | 6-3,6-7,7-10 |
| ITF M15摩宁顿 | 2019/03/24 23:00 | Daisuke Sumizawa v 扎克•奥斯本 | 6-2,6-1 |
| ITF M25武汉 | 2019/05/08 05:40 | Jie Cui v 王康杰 | 6-3,6-7,0-6 |
| ITF M15武汉 | 2019/05/03 02:00 | Jie Cui v 岛袋将 | 1-6,4-6 |
| ITF M15武汉 | 2019/05/02 02:00 | Jie Cui v 黄琮豪 | 6-3,6-0 |
| ITF M15武汉 | 2019/05/01 07:15 | Runhao Hua v Jie Cui | 3-6,5-7 |
| 南昌挑战赛 | 2019/04/22 05:55 | 吴迪 v Jie Cui | 6-1,6-2 |
| ITF M15西东京 | 2019/03/13 04:25 | Jie Cui v 塔库托∙尼基 | 4-6,6-7 |
| ITF M15安宁 | 2019/01/15 03:25 | Jie Cui v 何承叡 | 1-6,0-6 |
| ITF M15安宁 | 2019/01/10 02:00 | Shao-Fan Liu v Jie Cui | 6-4,6-4 |