Stadium: Court 7 Round: 27 Ground: Hardcourt outdoor
| Challenger Ningbo | 2018/10/17 05:15 | Yunseong Chung v Yosuke Watanuki | 2-6,7-6,6-3 |
| Challenger Ningbo | 2018/10/15 04:05 | Ramkumar Ramanathan v Yunseong Chung | 6-1,6-7,6-7 |
| Challenger Tashkent | 2018/10/07 05:00 | Yunseong Chung v Artem Dubrivnyy | 3-6,5-7 |
| Challenger Tashkent | 2018/10/06 05:00 | Yunseong Chung v Grigoriy Korobeynikov | 6-0,6-0 |
| Challenger Kaohsiung | 2018/09/18 10:00 | Jason Jung v Yunseong Chung | 6-3,6-4 |
| Challenger Kaohsiung | 2018/09/17 04:15 | Yunseong Chung v Tristan Lamasine | 6-4,6-2 |
| Challenger Kaohsiung | 2018/09/16 07:45 | Yunseong Chung v Xin Gao | 7-5,6-3 |
| Challenger Kaohsiung | 2018/09/15 12:10 | Yunseong Chung v N. Vijay Sundar Prashanth | 7-5,6-2 |
| Challenger Ningbo | 2018/10/17 03:00 | Zhe Li v Prajnesh Gunneswaran | 3-6,6-2,6-7 |
| Challenger Ningbo | 2018/10/15 04:00 | Mohamed Safwat v Prajnesh Gunneswaran | 6-7,2-6 |
| ATP Tokyo | 2018/09/29 06:20 | Martin Klizan v Prajnesh Gunneswaran | 6-4,6-2 |
| ATP Chengdu | 2018/09/26 05:00 | Prajnesh Gunneswaran v Matteo Berrettini | 3-6,4-6 |
| ATP Chengdu | 2018/09/23 07:30 | Hiroki Moriya v Prajnesh Gunneswaran | 4-6,3-6 |
| ATP Chengdu | 2018/09/22 05:00 | Zihao Xia v Prajnesh Gunneswaran | 2-6,5-7 |
| Challenger Kaohsiung | 2018/09/19 05:35 | Prajnesh Gunneswaran v Jurij Rodionov | 3-6,7-5,3-6 |
| Davis Cup | 2018/09/14 15:30 | Dusan Lajovic v Prajnesh Gunneswaran | 6-4,6-3,6-4 |