Ground: Hardcourt outdoor
| ITF Korea F1 | 2014/04/25 04:40 | Yong-Kyu Lim v Takuto Niki | 6-4,6-3 |
| ITF Japan F3 | 2015/03/26 01:00 | Seong Chan Hong v Yong-Kyu Lim | 2-6,6-4,4-6 |
| ITF Japan F3 | 2015/03/24 01:00 | Yong-Kyu Lim v Soichiro Moritani | 7-6,6-3 |
| Davis Cup | 2014/09/12 03:00 | Jui-Chen Hung v Yong-Kyu Lim | 2-6,2-6,0-6 |
| ITF Korea F1 Qual | 2014/05/03 03:35 | Yong-Kyu Lim v Dane Propoggia | 3-6,6-1,1-6 |
| ITF Korea F1 Qual | 2014/05/01 05:10 | Yong-Kyu Lim v Duckhee Lee | 6-3,6-4 |
| ITF Korea F1 Qual | 2014/04/30 03:50 | Yong-Kyu Lim v Daniel Nguyen | 4-6,6-4,6-2 |
| ITF Korea F1 | 2014/04/27 03:00 | Yong-Kyu Lim v Maximilian Neuchrist | 7-6,6-3 |
| ITF Korea F1 | 2014/04/26 03:00 | Yong-Kyu Lim v Hyeon Chung | 7-5,6-3 |
| ITF Japan F3 | 2015/03/26 03:45 | Hiroyasu Ehara v Takuto Niki | 6-4,3-6,3-6 |
| ITF Japan F3 | 2015/03/25 01:00 | Jeamoon Lee v Takuto Niki | 1-6,1-6 |
| ITF Japan F2 | 2015/03/22 02:00 | Takuto Niki v Shintaro Imai | 6-7,6-4,6-2 |
| ITF Japan F2 | 2015/03/21 03:20 | Takuto Niki v Hiroyasu Ehara | 6-3,6-7,6-2 |
| ITF Japan F2 | 2015/03/20 03:00 | Takuto Niki v Masaki Sasai | 7-5,6-3 |
| ITF Japan F2 | 2015/03/17 03:00 | Takuto Niki v Luca Pancaldi | 7-6,6-4 |
| ITF Japan F1 | 2015/03/14 02:00 | Takuto Niki v Yuichi Ito | 7-6,6-3 |
| ITF Japan F1 | 2015/03/13 01:00 | Takuto Niki v Jarryd Chaplin | 7-6,6-3 |