| ITF M25 Anseong | 06/23 04:05 | 27 | Hong Chung v Yuki Mochizuki | 3-6,6-7 | |
| ITF M25 Anseong | 06/22 04:55 | 26 | Yeongseok Jeong v Hong Chung | Retired | |
| ITF M25 Anseong | 06/21 02:00 | 25 | Hong Chung v Tae-Woo Lee | 6-2,6-1 | |
| ITF M25 Changwon | 06/14 04:00 | 25 | Hong Chung v Chan-Yeong Oh | 4-6,5-7 | |
| ITF M25 Daegu | 06/08 03:00 | 26 | Hong Chung v Takuya Kumasaka | Retired | |
| ITF M25 Daegu | 06/07 04:40 | 25 | Chan-Yeong Oh v Hong Chung | 2-6,4-6 | |
| ITF M15 Sharm El Sheikh | 11/27 08:00 | 62 | Hong Chung v Maks Lukman | 6-7,6-7 | |
| ITF M15 Sharm El Sheikh | 11/23 13:20 | 25 | Hong Chung v Tomas Lanik | 4-6,2-6 | |
| Challenger de Seúl | 10/13 03:35 | 26 | James Duckworth v Hong Chung | 7-6,6-1 | |
| Challenger de Seúl | 10/11 06:25 | 25 | Hong Chung v Zsombor Piros | Retired | |
| ITF M15 Daegu | 08/29 06:00 | 62 | Hong Chung v Sanhui Shin | 5-7,3-6 | |
| ITF M15 Anseong | 08/17 04:30 | 25 | Sora Fukuda v Hong Chung | 6-4,6-2 |