Round: 25 Ground: Hardcourt outdoor
| ITF China F6 | 2015/05/27 02:00 | Duckhee Lee v Cheng-Yu Yu | 6-4,6-4 |
| Challenger Padova | 2015/07/02 18:30 | Marco Cecchinato v Duckhee Lee | 6-2,6-2 |
| Challenger Padova | 2015/06/30 08:00 | Nicolas Kicker v Duckhee Lee | 1-6,2-6 |
| ITF Thailand F9 | 2015/06/23 04:40 | Duckhee Lee v Kittiphong Wachiramanowong | 4-6,3-6 |
| ITF Japan F6 | 2015/06/14 03:00 | Toshihide Matsui v Duckhee Lee | 4-6,2-6 |
| ITF Japan F6 | 2015/06/13 01:00 | Takashi Saito v Duckhee Lee | 2-6,3-6 |
| ITF Japan F6 | 2015/06/12 05:30 | Yusuke Takahashi v Duckhee Lee | 2-6,2-6 |
| ITF Japan F6 | 2015/06/11 01:00 | Issei Okamura v Duckhee Lee | 1-6,4-6 |
| ITF Japan F6 | 2015/06/09 05:00 | Ju-Hae Moon v Duckhee Lee | 1-6,1-6 |
| ITF Hong Kong F3 | 2015/06/22 05:00 | Cheng-Yu Yu v Pak Long Yeung | 4-6,3-6 |
| ITF Hong Kong F2 | 2015/06/17 02:00 | Cheng-Peng Hsieh v Cheng-Yu Yu | 0-6,6-3,6-4 |
| ITF Hong Kong F2 | 2015/06/15 05:10 | Jiaqi Duan v Cheng-Yu Yu | 1-6,2-6 |
| ITF Hong Kong F1 | 2015/06/12 02:00 | Alexander Sarkissian v Cheng-Yu Yu | 6-4,6-3 |
| ITF Hong Kong F1 | 2015/06/11 02:00 | Cheng-Yu Yu v Cheng-Peng Hsieh | 7-5,6-1 |
| ITF Hong Kong F1 | 2015/06/10 03:05 | Cheng-Yu Yu v Chun Hun Wong | 6-3,6-2 |
| ITF Hong Kong F1 | 2015/06/09 03:45 | Cheng-Yu Yu v Woong-Sun Jun | 6-4,6-1 |
| ITF China F6 | 2015/06/04 02:00 | Cheng-Yu Yu v Aoran Wang | 3-6,6-4,2-6 |