Dayeon Back vs Ayano Shimizu — W50 Yokohama Round of 32

W50 Yokohama · CHALLENGER · Round of 32
KOR
Dayeon Back
#291WTA
24 yrs
Last 10
LWWWLWWWWL
2 — 1
Sets
Monday, 25 November 2024
hard
JPN
Ayano Shimizu
#475WTA
1358ELO
1324Hard ELO
28 yrs · Right-handed
Last 10
LWLLWWWLLL

Umpiry Score

Pre-match
Back D.
6.6
Marginal edgeUmpiry ScorePartial · surface data limited
Shimizu A.
6.2
Even matchUmpiry ScorePartial · surface data limited
Form & Matchup
5.0
H2H
5.0
8.5
Surface form
3.8
0.0Lost last 2
Win streak
0.0
Fatigue & Travel
7.0
3-set count
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.

Back D.
6162
Shimizu A.
4611

Head to head

1–0
DateTournamentRoundSurfaceWinnerScore
2025-10-27W35 MakinoharaSFcarpetDayeon Back7-6(2) 1-6 7-6(3)

Statistics

Recent form
Back D.Shimizu A.
69%1st serve in+5%64%
59%1st serve points won59%
45%2nd serve points won+1%44%
55%Service points won+2%53%
50%Return points won+8%42%
50%Break points saved+1%51%
0.7Aces / match+0.30.4
2.5Double faults / match+0.73.2

Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.

Draw

Final
Falei A.
Inoue H.
3-66-16-4
Semi-finals
Inoue H.
Kaji H.
7-656-1
Falei A.
Liang E.
6-22-1
Quarter-finals
Liang E.
Ishii S.
6-46-4
Inoue H.
Ito A.
7-644-66-3
Kaji H.
Kawaguchi N.
6-16-2
Falei A.
Zhao C.
6-24-66-1
R16
Ito A.
Mboko V.
6-16-3
Inoue H.
Lee E.
W/O
Kawaguchi N.
Back D.
6-15-76-4
Kaji H.
Akita S.
6-26-3
Ishii S.
Imamura S.
6-16-0
Zhao C.
Nishimura K.
2-67-646-4
Falei A.
Lee P.
6-26-2
Liang E.
Pavlova K.
6-16-2
R32
Lee P.
Shalimova E.
6-41-66-2
Falei A.
Park S.
6-36-2
Nishimura K.
Ohashi R.
6-717-56-3
Zhao C.
Nakashima R.
6-26-4
Ito A.
Yamaguchi M.
6-36-2
Mboko V.
Helgo M.
6-26-726-2
Lee E.
Aikawa M.
6-46-1
Inoue H.
Koike E.
3-66-06-4
Kawaguchi N.
Ma Y.
6-46-4
Back D.
Shimizu A.
6-41-66-1
Akita S.
Ninomiya M.
5-76-37-64
Kaji H.
Sato N.
6-26-4
Liang E.
Yao X.
6-46-756-3
Pavlova K.
Dang Y.
7-676-4
Imamura S.
Nishi H.
6-16-3
Ishii S.
Nugroho P.
2-67-56-4