Stadium: Court 2 Round: 26
| ITF M15 Anning | 2019/01/02 02:00 | Ruikai Wang v Jung-Woong Na | 2-6,2-6 |
| ITF Thailand F9 | 2018/11/12 03:00 | Matic Spec v Jung-Woong Na | 2-6,6-3,6-2 |
| ITF Thailand F9 | 2018/11/11 07:30 | Chayanon Kaewsuto v Jung-Woong Na | 1-6,6-3,3-6 |
| ITF Thailand F8 | 2018/11/06 05:00 | Jung-Woong Na v Jirat Navasirisomboon | 6-2,3-6,1-6 |
| ITF Thailand F8 | 2018/11/05 02:00 | Sebastian Prechtel v Jung-Woong Na | 6-3,0-6,6-7 |
| ITF Thailand F8 | 2018/11/04 04:30 | Jung-Woong Na v Mitchell Thomas McDaniels | 6-4,6-2 |
| ITF Thailand F8 | 2018/11/03 02:00 | Noppadol Noikor v Jung-Woong Na | 0-6,1-6 |
| ITF Thailand F7 | 2018/11/01 03:50 | Konstantin Kravchuk v Jung-Woong Na | 3-6,6-3,6-4 |
| ITF M15 Anning | 2019/01/01 03:30 | Nitin Kumar Sinha v Soichiro Moritani | 6-1,6-7,6-3 |
| Challenger Pune | 2018/11/17 06:00 | Nitin Kumar Sinha v Youssef Hossam | 3-6,4-6 |
| Challenger Bangalore | 2018/11/10 10:35 | Nitin Kumar Sinha v Lucas Gerch | 3-6,4-6 |
| ITF Thailand F8 | 2018/11/04 04:30 | Vladislav Dubinsky v Nitin Kumar Sinha | 6-4,6-3 |
| ITF Vietnam F5 | 2018/10/30 03:00 | Robert Strombachs v Nitin Kumar Sinha | 6-1,6-4 |
| ITF Vietnam F5 | 2018/10/28 05:30 | Nitin Kumar Sinha v Kenny Bun | 6-2,6-3 |
| ITF Vietnam F5 | 2018/10/27 06:00 | Nitin Kumar Sinha v Sarith Our | 6-1,6-0 |
| ITF Vietnam F4 | 2018/10/24 02:30 | Nitin Kumar Sinha v Jayesh Pungliya | 6-2,3-6,3-6 |