Court 4
Surface: Hard
Kumasaka T
Sinclair C
30
%
wins
- 3 wins
- 7 losses
10
last matches
- 7 wins
- 3 losses
70
%
wins
Tournament
Match
1
2
3
Result
L
04.08.2026
ATP Challenger Grodzisk Mazowiecki, Poland Men Singles
Donski A
Kumasaka T
7
5
6
4
–
–
2
0
L
28.07.2026
ATP Challenger Samsun, Turkiye Men Singles
Kumasaka T
Bax F
6
7
3
6
–
–
0
2
L
21.07.2026
ATP Challenger Segovia, Spain Men Singles
Kumasaka T
Pavlovic L
6
3
1
6
2
6
1
2
W
20.07.2026
ATP Challenger Segovia, Spain Men Singles
Callejon Hernando S
Kumasaka T
3
6
6
7
–
–
0
2
W
19.07.2026
ATP Challenger Segovia, Spain Men Singles
Meneses Perny A
Kumasaka T
2
6
4
6
–
–
0
2
L
13.07.2026
ATP Challenger Pozoblanco, Spain Men Singles
Kumasaka T
Lagutin P
3
6
1
6
–
–
0
2
W
12.07.2026
ATP Challenger Pozoblanco, Spain Men Singles
Kumasaka T
Turriziani Alvarez A
6
3
6
2
–
–
2
0
L
19.05.2026
ATP Challenger Bengaluru 3, India Men Singles
Kumasaka T
Yamanaka T
6
7
6
4
6
7
1
2
L
12.04.2026
ATP Challenger Busan, Korea Republic Men Singles
Sornlaksup P
Kumasaka T
6
4
6
7
6
3
2
1
L
29.03.2026
ATP Challenger Miyazaki, Japan Men Singles
Kumasaka T
Nam Ji Sung
2
6
4
6
–
–
0
2
Tournament
Match
1
2
3
Result
W
10.08.2026
ATP Challenger Astana, Kazakhstan Men Singles
Sinclair C
Zhalgasbay D
6
4
5
7
6
4
2
1
W
09.08.2026
ATP Challenger Astana, Kazakhstan Men Singles
Sinclair C
Kachmazov A
7
6
6
7
6
2
2
1
L
03.08.2026
ATP Challenger Istanbul 2, Turkiye Men Singles
Sinclair C
Singh D P
4
6
6
7
–
–
0
2
W
02.08.2026
ATP Challenger Istanbul 2, Turkiye Men Singles
Sinclair C
McKennon M
6
4
7
6
–
–
2
0
L
29.07.2026
ATP Challenger Samsun, Turkiye Men Singles
Sinclair C
Matsuda K
3
6
3
6
–
–
0
2
W
28.07.2026
ATP Challenger Samsun, Turkiye Men Singles
Alkaya M
Sinclair C
6
0
5
7
4
6
1
2
L
12.02.2026
ATP Challenger Brisbane 2, Australia Men Singles
Sakamoto R
Sinclair C
7
5
6
3
–
–
2
0
W
10.02.2026
ATP Challenger Brisbane 2, Australia Men Singles
Sinclair C
Hulme M
5
7
7
6
6
4
2
1
W
09.02.2026
ATP Challenger Brisbane 2, Australia Men Singles
Mackenzie J
Sinclair C
6
2
4
6
4
6
1
2
W
08.02.2026
ATP Challenger Brisbane 2, Australia Men Singles
Aguiard E
Sinclair C
6
7
6
7
–
–
0
2
Kumasaka T
Sinclair C
All tournaments
10
Matches
All tournaments
31
Aces
96
22
Double faults
25
271
Points scored on first serve
387
138
Points scored on second serve
164
24
Scored break points
17
690
Total won points
819
106
Total games won
132
2
Scored tiebreaks
5
Kumasaka T
Country:
Japan
Rating:
ATP: 478
(Max: 449)
Leading hand:
-
Age:
27 years
Height / weight:
n/a
Statistics by coverage
Hard:
50%
(16-16)
Sinclair C
Country:
Northern Mariana Islands
Rating:
n/a
Leading hand:
Right
Age:
31 year
Height / weight:
188 cm / 82 kg
Statistics by coverage
Hard:
52.9%
(9-8)
Qualification
Main draw
Qualification
Main draw
Date
Match
1
2
Result
10.08.2026 11:55
Pankin S
Palan D
6
1
6
4
2
0
10.08.2026 12:00
Matsuda K
Matsuoka H
3
6
4
6
0
2
10.08.2026 13:30
Ratti L
Sach T L
6
3
6
3
5
7
10.08.2026 15:15
Sultanov K
Binda A
6
3
6
2
7
4
11.08.2026 08:00
Ursu V
Dhamne M
–
–
–
–
–
–
11.08.2026 08:00
Ouakaa A
Cui Jie
–
–
–
–
–
–
11.08.2026 08:00
Bar Biryukov P
Ichikawa T
–
–
–
–
–
–
11.08.2026 09:30
Rawat S
Alkaya M
–
–
–
–
–
–
11.08.2026 09:30
Omarkhanov A
Zhukayev B
–
–
–
–
–
–
11.08.2026 09:30
Kumasaka T
Sinclair C
–
–
–
–
–
–
11.08.2026 10:40
Sun F
Nurlanuly Z
–
–
–
–
–
–
11.08.2026 10:40
Imamura M
Ghibaudo A
–
–
–
–
–
–
11.08.2026 10:40
Shin Sanhui
Arutiunian E
–
–
–
–
–
–
11.08.2026 11:50
Samrej K
Isomura K
–
–
–
–
–
–
11.08.2026 11:50
Fomin S
Zhukov M
–
–
–
–
–
–
11.08.2026 11:50
Dougaz A
Deckers A
–
–
–
–
–
–