Seoul CH 2023 ATP
Final
| Winner | Loser | Score | |
|---|---|---|---|
| Bu Yunchaokete | d. | Aleksandar Vukic | 7-6(4) 6-4 |
Semifinals
| Winner | Loser | Score | |
|---|---|---|---|
| Aleksandar Vukic | d. | Yunseong Chung | 7-6(5) 6-1 |
| Bu Yunchaokete | d. | Yasutaka Uchiyama | 7-6(4) 6-4 |
Quarterfinals
| Winner | Loser | Score | |
|---|---|---|---|
| Aleksandar Vukic | d. | Christopher Eubanks | 7-5 6-3 |
| Yunseong Chung | d. | Rinky Hijikata | 6-2 6-3 |
| Yasutaka Uchiyama | d. | Denis Kudla | 6-3 4-6 6-1 |
| Bu Yunchaokete | d. | Seong Chan Hong | 6-4 6-4 |
Round of 16
| Winner | Loser | Score | |
|---|---|---|---|
| Christopher Eubanks | d. | Gabriel Diallo | 2-6 6-3 6-2 |
| Aleksandar Vukic | d. | Ricardas Berankis | 6-3 6-7(5) 6-1 |
| Yunseong Chung | d. | Jordan Thompson | 6-4 6-3 |
| Rinky Hijikata | d. | Evgeny Donskoy | 6-3 6-4 |
| Denis Kudla | d. | Marc Polmans | 5-7 6-4 6-3 |
| Yasutaka Uchiyama | d. | James Duckworth | 6-4 6-2 |
| Bu Yunchaokete | d. | Emilio Gomez | 6-4 6-7(1) 6-3 |
| Seong Chan Hong | d. | Max Purcell | 6-1 6-3 |
Round of 32
| Winner | Loser | Score | |
|---|---|---|---|
| Christopher Eubanks | d. | Yuta Shimizu | 6-3 3-6 7-5 |
| Gabriel Diallo | d. | Yu Hsiou Hsu | 6-2 6-3 |
| Ricardas Berankis | d. | Cem Ilkel | 6-7(2) 6-2 6-4 |
| Aleksandar Vukic | d. | Lloyd Harris | 7-6(3) 7-6(0) |
| Jordan Thompson | d. | Hyeon Chung | 6-2 6-4 |
| Yunseong Chung | d. | Peter Gojowczyk | 6-2 6-3 |
| Evgeny Donskoy | d. | Brandon Holt | 4-6 6-4 6-2 |
| Rinky Hijikata | d. | Sho Shimabukuro | 6-4 7-6(3) |
| Denis Kudla | d. | Thai Son Kwiatkowski | 6-1 6-0 |
| Marc Polmans | d. | Jea Moon Lee | 6-3 6-2 |
| Yasutaka Uchiyama | d. | Sasi Kumar Mukund | 6-4 6-7(11) 6-0 |
| James Duckworth | d. | Duck Hee Lee | 7-6(4) 1-6 6-1 |
| Emilio Gomez | d. | Li Tu | 7-6(4) 7-5 |
| Bu Yunchaokete | d. | Altug Celikbilek | 3-6 6-3 6-1 |
| Seong Chan Hong | d. | Tatsuma Ito | 6-3 6-2 |
| Max Purcell | d. | Ji Sung Nam | 6-3 6-4 |
Qualifying round 2
| Winner | Loser | Score | |
|---|---|---|---|
| Sasi Kumar Mukund | d. | Edan Leshem | 0-6 7-6(4) 6-4 |
| Ji Sung Nam | d. | Shinji Hazawa | 6-2 6-4 |
| Peter Gojowczyk | d. | Tristan Schoolkate | 7-6(3) 6-3 |
| Yasutaka Uchiyama | d. | Dayne Kelly | 7-6(6) 1-6 6-3 |
| Duck Hee Lee | d. | Luke Saville | 6-3 6-3 |
| Tatsuma Ito | d. | Omar Jasika | 1-6 6-2 6-2 |
Qualifying round 1
| Winner | Loser | Score | |
|---|---|---|---|
| Sasi Kumar Mukund | d. | Woobin Shin | 6-3 6-4 |
| Edan Leshem | d. | Yunseok Jang | 6-3 6-2 |
| Shinji Hazawa | d. | Ajeet Rai | 4-6 6-3 6-4 |
| Ji Sung Nam | d. | Hiroki Moriya | 6-2 6-2 |
| Peter Gojowczyk | d. | Egor Gerasimov | 6-4 6-4 |
| Tristan Schoolkate | d. | Yuki Mochizuki | 6-7(1) 6-2 6-2 |
| Dayne Kelly | d. | San Hui Sin | 6-2 6-2 |
| Yasutaka Uchiyama | d. | Young Seok Kim | 6-1 6-0 |
| Duck Hee Lee | d. | Jason Jung | 7-6(5) 6-4 |
| Luke Saville | d. | Daniel Masur | 6-2 6-1 |
| Tatsuma Ito | d. | Dominik Palan | 6-4 6-2 |
| Omar Jasika | d. | Keisuke Saitoh | 6-4 7-6(4) |