228–167Win–Loss
57.7%Win %
2Titles
| Surface | W | L | % |
|---|---|---|---|
| Hard | 200 | 131 | 60.4% |
| Clay | 14 | 21 | 40.0% |
| Grass | 14 | 15 | 48.3% |
Season by season
| Year | W | L | Titles | % |
|---|---|---|---|---|
| 2026 | 21 | 3 | 3 | 87.5% |
| 2025 | 2 | 3 | 0 | 40.0% |
| 2024 | 6 | 10 | 0 | 37.5% |
| 2023 | 10 | 11 | 1 | 47.6% |
| 2022 | 25 | 30 | 0 | 45.5% |
| 2021 | 27 | 19 | 2 | 58.7% |
| 2020 | 11 | 10 | 0 | 52.4% |
| 2019 | 58 | 25 | 2 | 69.9% |
| 2018 | 21 | 18 | 0 | 53.8% |
| 2017 | 36 | 22 | 0 | 62.1% |
| 2016 | 11 | 14 | 0 | 44.0% |
| 2015 | 0 | 2 | 0 | 0.0% |
Ranking history
Matches
| Date | Tournament | Round | W/L | Opponent | Opp. rank | Score |
|---|---|---|---|---|---|---|
| 2026-05-04 | Wuxi CH | F | W | Bu Yunchaokete | 152 | 6-2 7-6(2) |
| 2026-05-04 | Wuxi CH | SF | W | Mark Lajal | 158 | 7-6(5) 6-3 |
| 2026-05-04 | Wuxi CH | QF | W | Akira Santillan | 320 | 6-1 3-6 6-2 |
| 2026-05-04 | Wuxi CH | R16 | W | Olukayode Alafia Damina Ayeni | 486 | 6-4 7-6(7) |
| 2026-05-04 | Wuxi CH | R32 | W | Kaichi Uchida | 243 | 6-2 6-2 |
| 2026-04-20 | Gwangju CH | F | W | August Holmgren | 185 | 6-4 7-5 |
| 2026-04-20 | Gwangju CH | SF | W | Yu Hsiou Hsu | 218 | 6-4 6-4 |
| 2026-04-20 | Gwangju CH | QF | W | Hyeon Chung | 644 | 3-6 6-2 6-4 |
| 2026-04-20 | Gwangju CH | R16 | W | Ilia Simakin | 227 | 7-6(1) 6-3 |
| 2026-04-20 | Gwangju CH | R32 | W | Daniel Masur | 371 | 6-2 7-6(5) |
| 2026-04-13 | Busan CH | R32 | L | Leandro Riedi | 169 | 7-6(2) 6-4 |
| 2026-03-23 | Yokkaichi CH | QF | L | Hayato Matsuoka | 376 | 4-6 6-2 4-2 RET |
| 2026-03-23 | Yokkaichi CH | R16 | W | August Holmgren | 197 | 7-5 6-3 |
| 2026-03-23 | Yokkaichi CH | R32 | W | Blake Ellis | 471 | 6-2 6-0 |
| 2026-02-07 | Davis Cup QLS R1: KOR vs ARG | RR | W | Thiago Agustin Tirante | 95 | 6-4 4-6 6-3 |
| 2026-02-07 | Davis Cup QLS R1: KOR vs ARG | RR | W | Marco Trungelliti | 134 | 7-6(6) 6-2 |
| 2026-01-26 | Phan Thiet 2 CH | R32 | L | Stefanos Sakellaridis | 287 | 6-2 6-3 |
| 2026-01-19 | Phan Thiet 1 CH | F | W | Ilia Simakin | 275 | 6-2 7-6(5) |
| 2026-01-19 | Phan Thiet 1 CH | SF | W | Lilian Marmousez | 314 | 6-0 2-1 RET |
| 2026-01-19 | Phan Thiet 1 CH | QF | W | Max Hans Rehberg | 549 | 6-2 7-6(2) |
| 2026-01-19 | Phan Thiet 1 CH | R16 | W | Nikolai Barsukov | 1137 | 6-1 6-1 |
| 2026-01-19 | Phan Thiet 1 CH | R32 | W | Yi Zhou | 238 | 6-2 6-2 |
| 2026-01-19 | Phan Thiet 1 CH | Q2 | W | Jie Cui | 422 | 7-6(1) 6-4 |
| 2026-01-19 | Phan Thiet 1 CH | Q1 | W | Corentin Denolly | 398 | 6-2 6-3 |
| 2025-09-12 | Davis Cup WG1 R1: KOR vs KAZ | RR | W | Alexander Bublik | 19 | 7-6(6) 3-0 RET |
| 2025-04-21 | Gwangju CH | R32 | L | Jason Kubler | 307 | 6-3 6-4 |
| 2025-04-14 | Busan CH | R16 | L | Yasutaka Uchiyama | 224 | 6-1 1-6 7-6(1) |
| 2025-04-14 | Busan CH | R32 | W | Antoine Escoffier | 217 | 3-6 6-1 7-5 |
| 2025-01-31 | Davis Cup QLS R1: KOR vs CZE | RR | L | Tomas Machac | 25 | 6-2 6-2 |
| 2024-09-13 | Davis Cup WG1 R1: POL vs KOR | RR | W | Kamil Majchrzak | 163 | 7-5 7-6(3) |
| 2024-08-26 | Us Open | R128 | L | Alexei Popyrin | 28 | 7-5 6-2 6-3 |
| 2024-07-15 | Hamburg | R32 | L | Maximilian Marterer | 108 | 6-4 6-7(6) 7-5 |
| 2024-07-01 | Wimbledon | R128 | L | Holger Rune | 15 | 6-1 6-4 6-4 |
| 2024-05-27 | Roland Garros | R64 | L | Sebastian Korda | 28 | 6-4 6-4 1-6 6-3 |
| 2024-05-27 | Roland Garros | R128 | W | Emil Ruusuvuori | 67 | 6-3 6-4 6-3 |
| 2024-05-13 | Tunis CH | Q1 | L | Timofey Skatov | 247 | 6-4 6-3 |
| 2024-04-08 | Busan CH | SF | L | Seong Chan Hong | 201 | W/O |
| 2024-04-08 | Busan CH | QF | W | Lloyd Harris | 183 | 7-6(5) 7-5 |
| 2024-04-08 | Busan CH | R16 | W | Alibek Kachmazov | 259 | 6-4 6-3 |
| 2024-04-08 | Busan CH | R32 | W | Mattia Bellucci | 180 | 6-4 6-3 |
| 2024-03-18 | Miami Masters | R64 | L | Alex De Minaur | 10 | 6-3 6-2 |
| 2024-03-18 | Miami Masters | R128 | W | Alexandre Muller | 85 | 7-6(3) 6-3 |
| 2024-03-04 | Indian Wells Masters | Q1 | L | Seong Chan Hong | 227 | 6-3 6-3 |
| 2024-02-02 | Davis Cup QLS R1: CAN vs KOR | RR | L | Gabriel Diallo | 132 | 6-4 6-4 |
| 2024-01-15 | Australian Open | R128 | L | Lukas Klein | 163 | 7-6(0) 4-6 7-6(3) 6-3 |
| 2023-09-17 | Davis Cup Finals RR: ESP vs KOR | RR | L | Alejandro Davidovich Fokina | 25 | 6-4 6-4 |
| 2023-09-14 | Davis Cup Finals RR: CZE vs KOR | RR | L | Jiri Lehecka | 30 | 6-1 7-5 |
| 2023-09-12 | Davis Cup Finals RR: SRB vs KOR | RR | L | Laslo Djere | 37 | 4-6 6-2 6-2 |
| 2023-09-04 | Istanbul CH | R32 | L | Nick Hardt | 316 | 6-0 6-1 |
| 2023-08-28 | Us Open | R128 | L | Christopher Eubanks | 30 | 6-3 6-4 0-6 6-4 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0