Jasika O
Chung Yunseong
70
%
wins
- 7 wins
- 3 losses
10
last matches
- 5 wins
- 5 losses
50
%
wins
Tournament
Match
1
2
3
Result
W
28.10.2026
ATP Challenger Seoul, Korea Republic Men Singles
Harris L
Jasika O
3
6
1
6
–
–
0
2
W
27.10.2026
ATP Challenger Seoul, Korea Republic Men Singles
Jasika O
Muller A
6
4
6
0
–
–
2
0
W
26.10.2026
ATP Challenger Seoul, Korea Republic Men Singles
Jasika O
Kikuchi Y
6
2
6
4
–
–
2
0
W
25.10.2026
ATP Challenger Seoul, Korea Republic Men Singles
Jasika O
Kim Tae Woo
6
3
6
4
–
–
2
0
L
19.10.2026
ATP Challenger Guangzhou Nansha, China Men Singles
Jasika O
Matsuda K
4
6
6
7
–
–
0
2
W
18.10.2026
ATP Challenger Guangzhou Nansha, China Men Singles
Jasika O
Moriya H
6
2
6
3
–
–
2
0
L
13.10.2026
ATP Challenger Jinan, China Men Singles
Draxl L
Jasika O
5
7
7
6
6
4
2
1
W
11.10.2026
ATP Challenger Jinan, China Men Singles
Jasika O
Bar Biryukov P
6
1
6
2
–
–
2
0
L
10.10.2026
ATP Challenger Wuning 3, China Men Singles
Kachmazov A
Jasika O
7
6
6
3
–
–
2
0
W
09.10.2026
ATP Challenger Wuning 3, China Men Singles
Derepasko T
Jasika O
3
6
2
6
–
–
0
2
Tournament
Match
1
2
3
Result
W
28.10.2026
ATP Challenger Seoul, Korea Republic Men Singles
Chung Yunseong
Bu Yunchaokete
7
5
6
4
–
–
2
0
W
27.10.2026
ATP Challenger Seoul, Korea Republic Men Singles
Imai S
Chung Yunseong
4
6
3
6
–
–
0
2
W
26.10.2026
ATP Challenger Seoul, Korea Republic Men Singles
Jeong Yeonsu
Chung Yunseong
6
3
3
6
6
7
1
2
W
25.10.2026
ATP Challenger Seoul, Korea Republic Men Singles
Chung Yunseong
Donski A
6
3
6
4
–
–
2
0
L
19.04.2026
ATP Challenger Gwangju, Korea Republic Men Singles
Chung Yunseong
Paris T
5
7
6
0
4
6
1
2
L
13.04.2026
ATP Challenger Busan, Korea Republic Men Singles
Bu Yunchaokete
Chung Yunseong
6
1
6
4
–
–
2
0
L
27.10.2025
ATP Challenger Seoul, Korea Republic Men Singles
Chung Yunseong
Mochizuki Y
4
6
4
6
–
–
0
2
W
26.10.2025
ATP Challenger Seoul, Korea Republic Men Singles
Uchida K
Chung Yunseong
6
4
3
6
4
6
1
2
L
23.04.2025
ATP Challenger Gwangju, Korea Republic Men Singles
Park Uisung
Chung Yunseong
4
6
6
3
6
4
2
1
L
29.10.2024
ATP Challenger Seoul, Korea Republic Men Singles
Chung Yunseong
Chung Hyeon
5
7
3
6
–
–
0
2
Jasika O
Chung Yunseong
All tournaments
10
Matches
All tournaments
7
Aces
57
29
Double faults
18
306
Points on first serve
307
99
Points on second serve
129
33
Break points
30
653
Total Points
753
116
Total games won
118
0
Scored tiebreaks
1
Jasika O
Country:
Australia
Rating:
ATP: 386
(Max: 177)
Leading hand:
Left
Age:
29 years
Height / weight:
183 cm / 60 kg
Statistics by coverage
Hard:
60.9%
(39-25)
Clay:
50%
(1-1)
Chung Yunseong
Country:
Republic of Korea
Rating:
n/a
Leading hand:
Right
Age:
28 years
Height / weight:
178 cm / 78 kg
Statistics by coverage
Hard:
66.6%
(4-2)
Qualification
Play-offs
Qualification
Play-offs
Date
Match
1
2
Result
28.10.2026 05:00
Harris L
Jasika O
3
6
1
6
0
2
28.10.2026 06:15
Chung Yunseong
Bu Yunchaokete
7
5
6
4
2
0
28.10.2026 06:40
Harris B
Vukic A
6
2
6
4
2
0
28.10.2026 08:00
Zhang Zhizhen
Sakamoto R
0
6
4
6
0
2
29.10.2026 05:00
Atmane T
Daniel T
–
–
–
–
–
–
29.10.2026 05:00
Shimabukuro S
Hara Friend J D
–
–
–
–
–
–
29.10.2026 05:00
Sakellaridis S
Wong C
–
–
–
–
–
–
29.10.2026 06:10
Kachmazov A
Hong Seong Chan
–
–
–
–
–
–