| ITF Japan F2 | 2016/03/15 02:25 | Takuto Niki v Yunseong Chung | 3-6,6-3,3-6 |
| ITF Thailand F6 | 2016/12/30 03:00 | Dmitry Popko v Yunseong Chung | 6-4,4-6,6-1 |
| ITF Thailand F6 | 2016/12/29 03:00 | Yunseong Chung v Fajing Sun | 4-6,7-5,6-2 |
| ITF Thailand F6 | 2016/12/28 03:00 | Yan Sabanin v Yunseong Chung | 6-7,1-6 |
| ITF Thailand F6 | 2016/12/27 04:45 | Yunseong Chung v Jirat Navasirisomboon | 7-6,6-4 |
| ITF Thailand F5 | 2016/12/19 03:00 | Young Seok Kim v Yunseong Chung | 3-6,6-4,7-6 |
| ITF Indonesia F5 | 2016/12/07 05:25 | Cheong-Eui Kim v Yunseong Chung | 6-2,5-7,7-5 |
| ITF Indonesia F4 | 2016/11/30 04:45 | Cing-Yang Meng v Yunseong Chung | 7-6,6-4 |
| Challenger Astana 2 | 2016/11/23 05:00 | Nikola Milojevic v Yunseong Chung | 6-7,7-6,6-3 |
| Challenger Burnie | 2017/01/30 23:00 | Maverick Banes v Takuto Niki | 6-3,4-6,6-2 |
| ITF Hong Kong F1 | 2017/01/07 04:50 | Yan Bai v Takuto Niki | 6-1,6-4 |
| ITF Hong Kong F1 | 2017/01/06 02:00 | Geoffrey Blancaneaux v Takuto Niki | 4-6,3-6 |
| ITF Hong Kong F1 | 2017/01/05 02:00 | Ken Onishi v Takuto Niki | 4-6,1-6 |
| ITF Hong Kong F1 | 2017/01/04 02:00 | Hei Yin Andrew Li v Takuto Niki | 1-6,3-6 |
| ITF Hong Kong F1 | 2017/01/03 03:45 | Daisuke Sumizawa v Takuto Niki | 1-6,0-6 |
| ITF Hong Kong F5 | 2016/12/27 23:00 | Sora Fukuda v Takuto Niki | 6-4,7-6 |
| ITF Hong Kong F5 | 2016/12/26 23:00 | Chung Han Tsai v Takuto Niki | 2-6,3-6 |