| ITF Hong Kong F1 | 2014/07/10 06:10 | Duckhee Lee v Evan Song | 7-6,6-4 |
| ITF Hong Kong F1 | 2014/07/08 07:10 | Duckhee Lee v Atsushi Ushida | 7-5,6-2 |
| ITF Korea F1 Qual | 2014/05/01 05:10 | Yong-Kyu Lim v Duckhee Lee | 6-3,6-4 |
| ITF Korea F1 | 2014/04/23 02:55 | Hyeon Chung v Duckhee Lee | 6-1,7-6 |
| ITF Japan F4 | 2014/04/04 01:00 | Kaito Uesugi v Duckhee Lee | 2-6,5-7 |
| ITF Japan F4 | 2014/04/02 01:00 | Duckhee Lee v Ko Suzuki | 7-5,7-5 |
| ITF Japan F4 | 2014/03/31 05:30 | Finn Tearney v Duckhee Lee | 3-6,7-5,6-7 |
| ITF Japan F3 | 2014/03/27 01:45 | Duckhee Lee v Kento Takeuchi | 3-6,4-6 |
| ITF Hong Kong F1 | 2014/07/10 03:30 | Gengo Kikuchi v Yuichi Ito | 1-6,7-6,6-7 |
| ITF Japan F8 | 2014/06/24 04:10 | Yuichi Ito v Takao Suzuki | 3-6,2-6 |
| ITF China F5 | 2014/04/16 02:00 | Yuichi Ito v Shuichi Sekiguchi | 3-6,4-6 |
| ITF Japan F4 | 2014/04/01 03:45 | Yuichi Ito v Issei Okamura | 7-6,2-6,6-7 |
| ITF Japan F3 | 2014/03/28 04:05 | Yuya Kibi v Yuichi Ito | 3-6,6-3,6-1 |
| ITF Japan F3 | 2014/03/27 03:05 | Takashi Saito v Yuichi Ito | 3-6,1-6 |
| ITF Japan F3 | 2014/03/26 02:25 | Yutaro Matsuzaki v Yuichi Ito | 0-6,2-6 |
| ITF Japan F2 | 2014/03/17 04:05 | Masaki Sasai v Yuichi Ito | 6-3,6-2 |