Round: 28 Ground: Hardcourt outdoor
| ITF Japan F3 | 2016/03/24 03:15 | Duckhee Lee v Soonwoo Kwon | 6-3,6-2 |
| ITF Japan F3 | 2016/03/23 02:40 | Duckhee Lee v Nam Hoang Ly | 1-6,6-1,6-2 |
| ITF Japan F3 | 2016/03/22 01:00 | Duckhee Lee v Gengo Kikuchi | 4-6,6-1,6-2 |
| Challenger Zhuhai | 2016/03/08 08:10 | Luke Saville v Duckhee Lee | 3-6,6-4,6-4 |
| Challenger Launceston | 2016/02/04 04:30 | Stephane Robert v Duckhee Lee | 6-4,6-1 |
| Challenger Launceston | 2016/02/02 00:45 | Rubin Statham v Duckhee Lee | 2-6,6-7 |
| Challenger Bangkok 4 | 2016/01/04 07:40 | Duckhee Lee v Yuichi Sugita | 3-6,6-2,3-6 |
| ITF Thailand F9 | 2015/12/01 04:25 | Tim Van Terheijden v Duckhee Lee | 1-6,1-6 |
| ITF Japan F3 | 2016/03/24 03:15 | Young Seok Kim v Shuichi Sekiguchi | 2-6,0-6 |
| ITF Japan F3 | 2016/03/23 01:00 | Yuya Ito v Shuichi Sekiguchi | 5-7,4-6 |
| ITF Japan F3 | 2016/03/22 03:30 | Ryota Tanuma v Shuichi Sekiguchi | 6-4,1-6,2-6 |
| ITF Japan F2 | 2016/03/18 03:20 | Shuichi Sekiguchi v Masaya Kobayashi | 3-6,2-6 |
| ITF Japan F2 | 2016/03/17 03:20 | Shuichi Sekiguchi v Sho Shimabukuro | 6-4,6-2 |
| ITF Japan F2 | 2016/03/15 03:40 | Shuichi Sekiguchi v Yuto Sakai | 6-3,6-1 |
| ITF Japan F1 | 2016/03/12 05:30 | Gengo Kikuchi v Shuichi Sekiguchi | 7-6,6-1 |
| ITF Japan F1 | 2016/03/12 01:00 | Shuichi Sekiguchi v Yuya Kibi | 6-4,6-3 |