Home History
| ITF China F13 | 2015/08/16 01:30 | Duckhee Lee v Di Wu | 6-2,6-3 |
| ITF China F13 | 2015/08/11 06:00 | Duckhee Lee v Yuqing Ning | 6-0,6-0 |
| ITF China F12 | 2015/08/08 03:05 | Arata Onozawa v Duckhee Lee | 6-2,0-6,6-4 |
| ITF China F12 | 2015/08/07 07:00 | Duckhee Lee v Aoxiong Wang | 6-4,6-1 |
| ITF China F12 | 2015/08/04 01:30 | Duckhee Lee v Cheng-Yu Yu | 6-2,7-6 |
| 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 |
Away History
| US Open Qual | 2015/08/27 20:30 | Andrey Rublev v Yuichi Sugita | 6-3,6-4 |
| US Open Qual | 2015/08/26 16:35 | Gerald Melzer v Yuichi Sugita | 5-7,4-6 |
| ATP Washington Qual | 2015/08/01 15:25 | Eric Quigley v Yuichi Sugita | 6-3,5-7,6-4 |
| ATP Newport | 2015/07/15 15:00 | Rajeev Ram v Yuichi Sugita | 6-4,6-3 |
| ATP Newport | 2015/07/14 18:05 | Ryan Harrison v Yuichi Sugita | 1-6,7-5,3-6 |
| Wimbledon | 2015/06/30 13:00 | Yuichi Sugita v Blaz Kavcic | 6-7,3-6,6-7 |
| Wimbledon Qual | 2015/06/24 13:35 | Yuichi Sugita v Michal Przysiezny | 4-6,6-4,6-2 |
| Wimbledon Qual | 2015/06/22 15:50 | Alexander Ward v Yuichi Sugita | 3-6,2-6 |