| ITF Indonesia F8 | 2017/11/30 03:00 | N. Vijay Sundar Prashanth v Cheng-Yu Yu | 7-6,6-4 |
| ITF Indonesia F8 | 2017/11/29 04:00 | Cheng-Yu Yu v Mukund Sasikumar | 6-2,6-7,7-5 |
| ITF Indonesia F8 | 2017/11/28 03:30 | Ken Onoda v Cheng-Yu Yu | 1-6,2-6 |
| ITF Indonesia F7 | 2017/11/22 04:40 | Duckhee Lee v Cheng-Yu Yu | 6-3,6-2 |
| ITF Indonesia F7 | 2017/11/20 03:30 | Aryan Goveas v Cheng-Yu Yu | 7-6,1-6,2-6 |
| ITF Thailand F9 | 2017/10/20 03:00 | Max Purcell v Cheng-Yu Yu | 6-7,6-3,6-0 |
| ITF Thailand F9 | 2017/10/19 03:00 | Cheng-Yu Yu v Riccardo Balzerani | 6-3,6-1 |
| ITF Thailand F9 | 2017/10/18 03:00 | Cheng-Yu Yu v Hunter Callahan | 6-3,6-1 |
| Challenger Burnie Qual | 2018/01/27 06:00 | Takuto Niki v N. Vijay Sundar Prashanth | 4-6,3-6 |
| Challenger Burnie Qual | 2018/01/27 02:25 | Takuto Niki v Thomas Bosancic | 6-3,6-2 |
| ITF Hong Kong F6 | 2018/01/04 02:00 | Matteo Viola v Takuto Niki | 6-1,6-3 |
| ITF Hong Kong F6 | 2018/01/03 02:00 | Lingxi Zhao v Takuto Niki | 1-6,1-6 |
| ITF Hong Kong F6 | 2018/01/02 03:40 | Skyler Butts v Takuto Niki | 1-6,0-6 |
| ITF Hong Kong F5 | 2017/12/27 04:45 | Alexander Zhurbin v Takuto Niki | 6-4,7-6 |
| ITF Hong Kong F5 | 2017/12/26 03:30 | Takuto Niki v Evan King | 6-4,6-2 |
| Challenger Hua Hin Qual | 2017/11/18 05:45 | Edward Bourchier v Takuto Niki | 6-3,6-4 |