Stadium: Court 12 Round: 45
| Challenger Gimcheon Qual | 2017/04/29 01:00 | Daniel Nguyen v Bradley Mousley | 3-6,6-0,6-7 |
| Challenger Drummondville | 2017/03/16 21:40 | Daniel Nguyen v Blaz Rola | 2-6,1-6 |
| Challenger Drummondville | 2017/03/14 15:45 | Vincent Millot v Daniel Nguyen | 7-6,1-6,1-6 |
| ITF Indonesia F2 | 2017/02/15 03:00 | Daniel Nguyen v Wishaya Trongcharoenchaikul | 4-6,1-6 |
| Challenger Launceston | 2017/02/11 06:30 | Noah Rubin v Daniel Nguyen | 6-3,6-2 |
| Challenger Launceston | 2017/02/10 01:30 | Daniel Nguyen v Riccardo Bellotti | 6-4,4-6,6-0 |
| Challenger Launceston | 2017/02/09 07:40 | Daniel Nguyen v Marc Polmans | 7-6,6-4 |
| Challenger Launceston | 2017/02/06 23:00 | Nathan Pasha v Daniel Nguyen | 6-7,6-7 |
| Challenger Gimcheon Qual | 2017/05/01 02:00 | Takuto Niki v Hubert Hurkacz | 3-6,4-6 |
| Challenger Gimcheon Qual | 2017/04/30 03:45 | Takuto Niki v Ki Su Jung | 6-1,6-2 |
| Challenger Gimcheon Qual | 2017/04/29 05:10 | Takuto Niki v Hiroyasu Ehara | 6-1,6-4 |
| ITF Japan F5 | 2017/04/07 04:31 | Masato Shiga v Takuto Niki | 6-2,0-6,6-4 |
| ITF Japan F5 | 2017/04/07 04:30 | Masato Shiga v Takuto Niki | 6-2,0-6,6-4 |
| ITF Japan F5 | 2017/04/05 02:50 | Chan-Yeong Oh v Takuto Niki | 4-6,6-3,2-6 |
| ITF Japan F5 | 2017/04/04 00:30 | Yuichi Ito v Takuto Niki | 3-6,4-6 |
| ITF Japan F4 | 2017/04/02 02:00 | Takuto Niki v Yusuke Takahashi | 2-6,2-6 |