Court 3
Surface: Hard
Koike E
Day K
10
%
wins
- 1 win
- 9 losses
10
last matches
- 5 wins
- 5 losses
50
%
wins
Tournament
Match
1
2
3
Result
L
12.09.2026
WTA Guadalajara, Mexico Women Singles
Sorribes Tormo S
Koike E
7
5
6
2
–
–
2
0
L
08.09.2026
WTA 125K Barranquilla, Colombia Women Singles
Koike E
Podoroska N
6
3
3
6
2
6
1
2
W
07.09.2026
WTA 125K Barranquilla, Colombia Women Singles
Koike E
Villamil Arias L V
6
0
6
2
–
–
2
0
L
23.08.2026
WTA 125K Philadelphia, USA Women Singles
Wang Xiyu
Koike E
6
2
6
2
–
–
2
0
L
12.10.2025
WTA Osaka, Japan Women Singles
Koike E
Garland J
3
6
7
5
1
6
1
2
L
27.11.2024
ITF Japan 31A, Women Singles
Koike E
Inoue H
6
3
0
6
4
6
1
2
L
19.11.2024
ITF Japan 29A, Women Singles
Eala A
Koike E
6
2
6
0
–
–
2
0
L
19.10.2024
WTA Tokyo, Japan Women Singles
Baptiste H
Koike E
6
4
6
2
–
–
2
0
L
12.10.2024
WTA Osaka, Japan Women Singles
Koike E
Lamens S
6
7
1
6
–
–
0
2
L
26.09.2024
ITF USA 37A, Women Singles
Koike E
Jovic I
6
2
6
7
3
6
1
2
Tournament
Match
1
2
3
Result
L
17.09.2026
WTA Guadalajara, Mexico Women Singles
Day K
Samsonova L
6
7
6
2
6
7
1
2
W
14.09.2026
WTA Guadalajara, Mexico Women Singles
Kalieva E
Day K
6
7
4
6
–
–
0
2
L
10.09.2026
WTA 125K Barranquilla, Colombia Women Singles
Day K
Jacquemot E
6
7
2
6
–
–
0
2
W
07.09.2026
WTA 125K Barranquilla, Colombia Women Singles
Day K
Lamens S
6
4
6
3
–
–
2
0
L
24.08.2026
US Open Women Singles
Day K
Pareja J
3
6
1
6
–
–
0
2
L
15.08.2026
WTA Cincinnati, USA Women Singles
Zhang S
Day K
2
6
6
2
6
2
2
1
W
13.08.2026
WTA Cincinnati, USA Women Singles
Yuan Yue
Day K
6
2
5
7
3
6
1
2
W
11.08.2026
WTA Cincinnati, USA Women Singles
Day K
Preston T
6
3
6
2
–
–
2
0
L
05.08.2026
WTA Toronto, Canada Women Singles
Day K
Gauff C
2
6
5
7
–
–
0
2
W
03.08.2026
WTA Toronto, Canada Women Singles
Parry D
Day K
6
3
3
6
5
7
1
2
Koike E
Day K
All tournaments
10
Matches
All tournaments
21
Aces
61
52
Double faults
46
263
Points on first serve
318
122
Points on second serve
138
21
Break points
36
624
Total Points
793
85
Total games won
115
0
Scored tiebreaks
1
Koike E
Country:
Japan
Rating:
WTA: 318
(Max: 315)
Leading hand:
-
Age:
19 years
Height / weight:
n/a
Statistics by coverage
Hard:
25%
(1-3)
Day K
Country:
USA
Rating:
WTA: 119
(Max: 84)
Leading hand:
Left
Age:
27 years
Height / weight:
173 cm / n/a
Statistics by coverage
Hard:
60.8%
(14-9)
Grass:
57.1%
(4-3)
Clay:
50%
(2-2)
Qualification
Qualification
Date
Match
Result
17.10.2026 05:30
Ishii S
Avanesyan E
–
–
17.10.2026 05:30
Stoiana M
Matsuda R
–
–
17.10.2026 05:30
Koike E
Day K
–
–
17.10.2026 05:30
Joint M
Okamura K
–
–
17.10.2026 06:40
Ito Aoi
Grant T C
–
–
17.10.2026 06:40
Dart H
Saigo R
–
–
17.10.2026 06:40
Liu Claire
Sawashiro K
–
–
17.10.2026 06:40
Kraus S
Kobori M
–
–
17.10.2026 07:50
Sorribes Tormo S
Inglis M
–
–
17.10.2026 07:50
Watson H
Jones E
–
–
17.10.2026 07:50
Preston T
Kaji H
–
–
17.10.2026 07:50
Yamaguchi Mei
Kenin S
–
–