Sofia Costoulas vs Mei Yamaguchi — W50 Otocec Round of 32

W50 Otocec · CHALLENGER · Round of 32
BEL
Sofia Costoulas
#157WTA
1565ELO
1500Clay ELO
21 yrs
Last 10 · pre-match
LLLWWLWLWW
0 — 0
Sets
Monday, 26 May 2025
clay
JPN
Mei Yamaguchi
#259WTA
1448ELO
1316Clay ELO
27 yrs · 152 cm
Last 10 · pre-match
LLWLWLWWWL
Costoulas S.
6-4 6-0
Yamaguchi M.
Costoulas S.
662
Yamaguchi M.
40–

Sofia Costoulas defeated Mei Yamaguchi 6-4 6-0 in the W50 Otocec round of 32 on clay.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Costoulas S.serving54% hold

wins 52% of points on serve vs Yamaguchi M.

Yamaguchi M.serving42% hold

wins 47% of points on serve vs Costoulas S.

Baseline battle — serve is shaky, expect plenty of breaks

Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About

Statistics

This season
Costoulas S.Yamaguchi M.
1st serve in·Even
61%
64%
1st serve points won·Slight edge
69%
60%
2nd serve points won·Even
47%
46%
Service points won·Slight edge
60%
55%
Return points won·Even
45%
45%
Break points saved·Even
57%
57%
Aces / match·Clear edge
3.3
1.5
Double faults / match·Clear edge
2.2
3.2

Averages over each player's completed matches in the selected window (99 vs 85). ATP, WTA & Challenger.

Umpiry Score

Pre-match
Costoulas S.
7.0
Strong advantageUmpiry Score
Yamaguchi M.
5.0
Heavy underdogUmpiry Score
Form & Matchup
8.1+184 Clay Elo edge
Surface ELO
1.9Clay Elo 1316
7.4Overall Elo 1565
ELO gap
2.6Overall Elo 1448
5.0No prior meetings
H2H
5.0
3.6
Surface form
4.3
Win streak
0.0Lost last 2
Fatigue & Travel
3-set count
4.0
Context
5.0
Defending pts
5.0

The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.

Freshness

Recent load
Costoulas S.Yamaguchi M.
Freshness·Slight edge
100
92

Costoulas S.: 20 days rest · Yamaguchi M.: 4 days rest · 1 match, 21 games (7d). Higher means fresher. About

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast

Draw

Final
Toth A.
Costoulas S.
6-36-3
Semi-finals
Costoulas S.
Gorgodze E.
4-67-56-2
Toth A.
Mandlik E.
6-36-3
Quarter-finals
Mandlik E.
Noha Akugue N.
6-43-67-5
Costoulas S.
Palicova B.
7-642-67-5
Toth A.
Tikhonova A.
6-26-1
Gorgodze E.
Ansari C.
6-13-66-4
R16
Palicova B.
Guerrero Alvarez E.
1-67-640-0
Gorgodze E.
Bassols Ribera M.
6-46-4
Ansari C.
Hindova D.
6-33-66-2
Mandlik E.
Nahimana S.
6-26-0
Toth A.
Kaji H.
6-06-0
Noha Akugue N.
Makarova E.
1-66-06-3
Costoulas S.
Svatikova L.
6-16-4
Tikhonova A.
Serban R.
2-4
R32
Toth A.
Schmidt L.
6-06-3
Ansari C.
Inoue H.
4-66-46-2
Mandlik E.
Boskovic L.
3-66-16-1
Bassols Ribera M.
Senica A.
3-66-46-3
Nahimana S.
Lovric P.
6-46-1
Noha Akugue N.
Zaytseva K.
6-36-2
Svatikova L.
Kawamura M.
6-36-0
Serban R.
Morderger T.
6-46-4
Gorgodze E.
Falkner Z.
6-27-69
Guerrero Alvarez E.
Morderger Y.
6-27-64
Costoulas S.
Yamaguchi M.
6-46-0
Palicova B.
Meri E.
6-26-4
Tikhonova A.
Novak K.
7-626-4
Hindova D.
Drugdova S.
6-36-2
Kaji H.
Pislak M.
6-46-1
Makarova E.
Milic E.
2-67-56-1