Tereza Valentova def. Elise Mertens — Round of 16, Japan Open 2025
WTA 250HardOsaka, Japan
Played16 Oct 2025
🇨🇿ranked WTA number 76 going into this drawWon
Tereza Valentova 6 6
🇧🇪ranked WTA number 21 going into this draw
Elise Mertens seeded 3 4 1
Match stats
Serve
3
Aces
0
2
Double faults
4
56%
1st serve in
71%
83%
1st serve points won
56%
54%
2nd serve points won
38%
70%
Service points won
51%
3/4
Break points saved
2/6
Return
49%
Return points won
30%
4/6
Break points won
1/4
60
Total points won
39
Form going in
6–3
Won–lost, last 10 matches
5–5
1–0
Won–lost, last 30 days
2–2
🇵🇭A. EalaAlexandra EalaNo. 54
No. 54 · R32Osaka R32
C. BucsaCristina Bucsa🇪🇸No. 70
No. 70 · R32Osaka R32
🇰🇿E. RybakinaElena RybakinaNo. 10
No. 10 · R64New York R64
B. BencicBelinda Bencic🇨🇭No. 16
No. 16 · R32Wuhan R32
🇮🇹L. BronzettiLucia BronzettiNo. 56
No. 56 · R128New York R128
P. KudermetovaPolina Kudermetova🇺🇿No. 76
No. 76 · R64Wuhan R64
🇨🇿M. BouzkovaMarie BouzkovaNo. 46
No. 46 · SFPrague SF
M. KesslerMcCartney Kessler🇺🇸No. 38
No. 38 · R64Beijing R64
🇫🇷J. PonchetJessika Ponchet
QFPrague QF
E. JacquemotElsa Jacquemot🇫🇷No. 91
No. 91 · R16Guadalajara R16
🇸🇰R. SramkovaRebecca SramkovaNo. 33
No. 33 · R16Prague R16
C. BucsaCristina Bucsa🇪🇸No. 93
No. 93 · R32New York R32
🇯🇵A. ItoAoi Ito
R32Prague R32
L. SunLulu Sun🇳🇿No. 102
No. 102 · R64New York R64
🇺🇸C. GauffCoco GauffNo. 2
No. 2 · R64Paris R64
A. AhnAlyssa Ahn🇺🇸
R128New York R128
🇫🇷C. PaquetChloe Paquet
R128Paris R128
D. ShnaiderDiana Shnaider🇷🇺No. 20
No. 20 · QFMonterrey QF
D. VekicDonna Vekic🇭🇷No. 55
No. 55 · R16Monterrey R16
All 10 matches
🇸🇰R. SramkovaRebecca SramkovaNo. 33
No. 33 · R16Prague R16
C. BucsaCristina Bucsa🇪🇸No. 93
No. 93 · R32New York R32
🇯🇵A. ItoAoi Ito
R32Prague R32
L. SunLulu Sun🇳🇿No. 102
No. 102 · R64New York R64
🇺🇸C. GauffCoco GauffNo. 2
No. 2 · R64Paris R64
A. AhnAlyssa Ahn🇺🇸
R128New York R128
🇫🇷C. PaquetChloe Paquet
R128Paris R128
D. ShnaiderDiana Shnaider🇷🇺No. 20
No. 20 · QFMonterrey QF
D. VekicDonna Vekic🇭🇷No. 55
No. 55 · R16Monterrey R16
Stats, 6 months going in
By surface
5–2
Hard
7–7
1–1
Clay
4–4
–
Grass
8–2
By round
1–0
R16
3–3
1–0
QF
1–2
4–1
At WTA 250s
6–0
How their matches go
9
Completed matches
31
44%
Won in straight sets
48%
22%
Won after losing a set
13%
0%
Lost after winning a set
23%
33%
Lost in straight sets
16%
1–1
Tiebreaks
7–5
2–0
Deciding sets
4–7
5/5
Won after winning set 1
15/21
1/4
Won after losing set 1
4/10
Last 14 days
1
Matches
2
2
Sets
4
2
Days since last match
2