Stadium: Center Court Round: 28 Ground: Hardcourt outdoor
| Challenger Jinan | 2017/08/09 04:45 | Cheong-Eui Kim v Duckhee Lee | 2-6,1-6 |
| Challenger Kobe | 2016/11/08 02:00 | Cheong-Eui Kim v Duckhee Lee | 1-6,6-3,3-6 |
| ITF M15 Sharm El Sheikh | 2022/03/09 09:55 | Duckhee Lee v Filip Duda | 6-0,7-5 |
| ITF M15 Sharm El Sheikh | 2022/03/03 08:00 | Duckhee Lee v Jakub Mensik | 6-4,6-1 |
| ITF M15 Sharm El Sheikh | 2022/03/02 09:55 | Duckhee Lee v Stepan Pecak | 6-2,6-0 |
| ITF M15 Sharm El Sheikh | 2022/02/26 08:55 | Nicholas David Ionel v Duckhee Lee | 0-6,6-2,7-5 |
| ITF M15 Sharm El Sheikh | 2022/02/25 08:00 | Duckhee Lee v Ji Hoon Son | 6-2,6-1 |
| ITF M15 Sharm El Sheikh | 2022/02/24 08:00 | Duckhee Lee v Uisung Park | 6-3,6-7,6-2 |
| ITF M15 Sharm El Sheikh | 2022/02/23 10:00 | Duckhee Lee v Hong Kit Wong | 6-1,6-2 |
| ITF M15 Sharm El Sheikh | 2022/02/20 08:00 | Ben Patael v Duckhee Lee | 2-6,6-1,5-7 |
| ITF M25 Harmon | 2022/06/04 00:00 | Cheong-Eui Kim v Seong Chan Hong | 2-6,0-6 |
| ITF M25 Harmon | 2022/06/03 00:00 | Cheong-Eui Kim v Kaito Uesugi | 6-3,6-3 |
| ITF M25 Harmon | 2022/06/02 01:30 | Cheong-Eui Kim v Yunseok Jang | 6-0,6-0 |
| ITF M25 Harmon | 2022/05/31 05:30 | Cheong-Eui Kim v Tomohiro Masabayashi | 2-6,6-2,7-5 |
| ITF M15 Chiang Rai | 2022/04/26 05:55 | Cheong-Eui Kim v Yuta Shimizu | 7-5,4-6,4-6 |
| ITF M15 Chiang Rai | 2022/04/21 02:00 | Cheong-Eui Kim v Dayne Kelly | 3-6,5-7 |
| ITF M15 Chiang Rai | 2022/04/20 05:15 | Cheong-Eui Kim v Kelsey Stevenson | 4-6,6-2,7-5 |
| ITF M15 Chiang Rai | 2022/04/14 02:00 | Cheong-Eui Kim v Shinji Hazawa | 6-2,3-6,4-6 |