Stadium: Centre Court Round: 25 Ground: Hardcourt outdoor
| ITF M15 Gimcheon | 2019/06/10 02:00 | Seita Watanabe v Jin Sung Han | 6-1,6-2 |
| ITF M15 Daegu | 2019/06/03 01:00 | Young Seok Kim v Jin Sung Han | 6-4,6-4 |
| ITF Korea F6 | 2018/08/26 03:00 | Jae Won Yun v Jin Sung Han | 7-6,5-7,7-6 |
| ITF Korea F5 | 2018/08/19 02:00 | Jin Sung Han v Seong Jae Han | 4-6,5-7 |
| ITF Korea F4 | 2018/08/13 01:00 | Ki Su Jung v Jin Sung Han | 6-4,6-3 |
| ITF Korea F4 | 2018/08/12 02:00 | In Kyo Jeong v Jin Sung Han | 5-7,6-7 |
| ITF Korea F4 | 2018/08/11 01:00 | Yusei Fukuoka v Jin Sung Han | 1-6,2-6 |
| ITF Korea F3 Qual | 2018/06/16 01:00 | Mitchell Thomas McDaniels v Jin Sung Han | 6-3,6-1 |
| ITF M15 Gimcheon | 2019/06/12 04:05 | Jung-Woong Na v Cheong-Eui Kim | 6-2,6-2 |
| ITF M15 Daegu | 2019/06/08 05:30 | Cheong-Eui Kim v Jung-Woong Na | 2-6,1-6 |
| ITF M15 Daegu | 2019/06/08 01:00 | Cheong-Eui Kim v Sora Fukuda | 6-3,5-7,6-2 |
| ITF M15 Daegu | 2019/06/06 02:00 | Cheong-Eui Kim v Oh-Hee Kwon | 4-6,6-3,6-0 |
| ITF M15 Daegu | 2019/06/05 03:45 | Cheong-Eui Kim v Minjong Park | 6-4,6-3 |
| Challenger Gwangju | 2019/05/14 02:00 | Akira Santillan v Cheong-Eui Kim | 6-4,6-1 |
| Challenger Busan | 2019/05/06 02:00 | Maverick Banes v Cheong-Eui Kim | 6-1,7-6 |
| ITF M25 Matsuyama | 2019/04/12 02:55 | Rinky Hijikata v Cheong-Eui Kim | 6-3,6-1 |