ITF M15 - Nishi-Tokyo 03/24 02:00 29 Hikaru Shiraishi v Duckhee Lee 6-4,7-6
ITF M15 - Nishi-Tokyo 03/23 04:20 28 Stefanos Sakellaridis v Duckhee Lee 6-7,6-2,5-7
ITF M15 - Nishi-Tokyo 03/22 04:05 27 Duckhee Lee v Yunseong Chung 6-4,6-0
ITF M15 - Nishi-Tokyo 03/21 02:20 26 Renta Tokuda v Duckhee Lee 3-6,3-6
ITF M15 - Nishi-Tokyo 03/19 03:30 25 Yi Zhou v Duckhee Lee 6-7,1-6
ITF M15 - Hinode 03/14 01:00 26 Ryotaro Taguchi v Duckhee Lee 2-6,6-0,6-3
ITF M15 - Hinode 03/12 01:00 25 Masamichi Imamura v Duckhee Lee 2-6,6-2,2-6
ITF M15 - Nakhon Si Thammarat 02/21 04:35 25 Stefanos Sakellaridis v Duckhee Lee 3-6,6-1,6-4
ITF M15 - Nakhon Si Thammarat 02/15 06:00 26 Duckhee Lee v Sander Jong 5-7,4-6
ITF M15 - Nakhon Si Thammarat 02/14 03:25 25 Duckhee Lee v Kasidit Samrej 6-4,3-6,6-1
ITF M15 - Yanagawa 12/31 01:30 29 Duckhee Lee v Sanhui Shin 3-6,4-6
ITF M15 - Yanagawa 12/30 01:00 28 Duckhee Lee v Jumpei Yamasaki 6-1,3-6,6-1
ITF M15 - Yanagawa 12/29 01:00 27 Keisuke Saitoh v Duckhee Lee 3-6,5-7
ITF M15 - Yanagawa 12/28 02:40 26 Ko Suzuki v Duckhee Lee 1-6,2-6
ITF M15 - Yanagawa 12/27 00:30 25 Seita Watanabe v Duckhee Lee 1-6,6-7
ITF M15 - Kuala Lumpur 11/30 02:00 26 Duckhee Lee v Ryota Tanuma Retired
ITF M15 - Kuala Lumpur 11/29 01:30 25 Duckhee Lee v Seungmin Park 6-4,2-6,6-1
ITF M15 - Ipoh Perak 11/24 02:00 27 Alexey Zakharov v Duckhee Lee 6-4,6-4
ITF M15 - Ipoh Perak 11/23 02:30 26 Andrea Bacaloni v Duckhee Lee 3-6,3-6
ITF M15 - Ipoh Perak 11/21 08:35 25 Darrshan Suresh Kumar v Duckhee Lee 1-6,3-6
ITF M25 - Hua Hin 11/14 03:00 25 Thanapet Chanta v Duckhee Lee Retired
ITF M25 Hong Kong 09/07 02:30 26 Duckhee Lee v Ryuki Matsuda 6-3,4-6,4-6
ITF M25 Hong Kong 09/06 06:00 25 Luca Castelnuovo v Duckhee Lee 6-3,4-6,5-7
ITF M25 Hong Kong 08/31 04:25 26 Duckhee Lee v Kasidit Samrej 2-6,2-6
ITF M25 Hong Kong 08/29 02:00 25 Duckhee Lee v Yecong Mo 7-6,6-0
ITF M25 - Yinchuan 08/18 03:40 27 Dominik Palan v Duckhee Lee 6-2,4-6,6-2
ITF M25 - Yinchuan 08/17 02:00 26 Xin Gao v Duckhee Lee Walkover
ITF M25 - Yinchuan 08/15 06:00 25 Sheng Tang v Duckhee Lee 2-6,5-7
ITF M25 - Baotou 08/11 01:30 27 Evan Zhu v Duckhee Lee 6-4,6-4
ITF M25 - Baotou 08/10 01:30 26 Mattias Southcombe v Duckhee Lee 3-6,4-6