Round: 62 Ground: Hardcourt outdoor
| ITF China F2 Qual | 2017/02/19 07:25 | Ryota Tanuma v Shiyou Liu | 6-4,6-2 |
| ITF China F2 Qual | 2017/02/18 06:40 | Ryota Tanuma v Hanxiang Chen | 6-3,6-0 |
| ITF Thailand F6 | 2016/12/27 06:30 | Dmitry Popko v Ryota Tanuma | 6-3,6-4 |
| ITF Thailand F5 | 2016/12/19 05:35 | Daniel Altmaier v Ryota Tanuma | 6-1,6-1 |
| ITF Thailand F4 | 2016/12/14 03:00 | Yong-Kyu Lim v Ryota Tanuma | 6-2,6-3 |
| ITF Thailand F4 | 2016/12/13 03:00 | Ryota Tanuma v Adrian Andrzejczuk | 6-3,6-3 |
| ITF Indonesia F4 | 2016/11/29 03:10 | Sidharth Rawat v Ryota Tanuma | 7-5,2-6,6-2 |
| Republica Ceha - Extraliga | 2016/11/12 00:30 | Masaya Kobayashi v Ryota Tanuma | 6-3,6-3 |
| ITF China F2 Qual | 2017/02/19 07:30 | Daisuke Sumizawa v Weiqiang Zheng | 2-6,7-6,6-4 |
| ITF China F2 Qual | 2017/02/18 08:05 | Daisuke Sumizawa v Ang Ji | 6-2,7-6 |
| ITF China F1 Qual | 2017/02/13 05:55 | Tao Mu v Daisuke Sumizawa | 7-6,1-6,6-4 |
| ITF China F1 Qual | 2017/02/12 08:15 | Daisuke Sumizawa v Yuxiao Jia | 6-1,7-5 |
| ITF Hong Kong F1 | 2017/01/03 03:45 | Daisuke Sumizawa v Takuto Niki | 1-6,0-6 |
| ITF Hong Kong F1 | 2017/01/01 03:00 | Albert Bisong Bikom v Daisuke Sumizawa | 4-6,4-6 |
| ITF Hong Kong F1 | 2016/12/31 03:00 | Daisuke Sumizawa v Alester Magalit | 6-4,6-2 |
| ITF Hong Kong F5 | 2016/12/23 23:00 | Daisuke Sumizawa v Ki Lung NG | 2-6,5-7 |