| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2017 |
Roland Garros
|
1/32 | Hyeon Chung |
6-1
7-5 6-1 |
| 2017 |
Barcelona Open BancSabadell
|
1/32 | Hyeon Chung |
4-6
4-6 |
| 2017 |
Davis Cup Group 1 - Asia/Oceania
|
Championship |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
Intrum Stockholm Open, Qualification
|
1/8 | Cedrik-Marcel Stebe |
6-3
3-6 3-6 |
| 2019 |
Rakuten Japan Open Tennis Championships
|
Quarter Finals | David Goffin |
6-2
6-2 |
| 2019 |
Rakuten Japan Open Tennis Championships
|
1/8 | Hyeon Chung |
6-4
3-6 6-1 |
| 2019 |
Rakuten Japan Open Tennis Championships
|
1/16 | Hyeon Chung |
6-3
3-6 4-6 |
| 2019 |
Chengdu Open
|
1/16 | Joao Sousa |
6-1
3-6 4-6 |
| year | Event | RND | Winner | Results |
|---|---|---|---|---|
| 2019 |
Ningbo
|
1/16 | Tsung Hua Yang |
3-6
6-3 6-2 |
| 2019 |
Nur-Sultan 2
|
1/8 | Ruben Bemelmans |
4-6
6-6 |
| 2019 |
Chengdu Open, Qualification
|
Quarter Finals | Alexei Popyrin |
6-3
3-6 7-5 |
| 2019 |
Chengdu Open, Qualification
|
1/8 | Denis Istomin |
6-1
3-1 |
