Wakana Sonobe vs Lin Zhu — W100 Tokyo Round of 16

W100 Tokyo · CHALLENGER · Round of 16
JPN
Wakana Sonobe
#631WTA
1506ELO
1523Hard ELO
18 yrs · Left-handed
Last 10 · pre-match
LWLLLWLWWL
2 — 1
Sets
Monday, 21 April 2025
hard
Lin Zhu
CHN
Lin Zhu
#130WTA
1674ELO
1647Hard ELO
32 yrs · 173 cm · Right-handed
Last 10 · pre-match
LWWLWLWWWL
Sonobe W.
6-2 4-6 7-5
Zhu L.
Sonobe W.
6472
Zhu L.
2651

Wakana Sonobe defeated Lin Zhu 6-2 4-6 7-5 in the W100 Tokyo round of 16 on hard. The upset overturned the form book — Lin Zhu came in ranked #130.

Key context

  • Match story: Wakana Sonobe closed it out in three sets, 6–2 4–6 7–5.

Head to head

No previous meetings on record.

Serve vs return

This season
Sonobe W.serving50% hold

wins 50% of points on serve vs Zhu L.

Zhu L.serving60% hold

wins 54% of points on serve vs Sonobe W.

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

Serve & return on hard

Sonobe W.Zhu L.
—
Serve
14
—
Return
60

Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About

Statistics

This season
Sonobe W.Zhu L.
1st serve in·Slight edge
57%
67%
1st serve points won·Even
65%
63%
2nd serve points won·Slight edge
45%
50%
Service points won·Even
56%
59%
Return points won·Even
45%
46%
Break points saved·Even
55%
55%
Aces / match·Even
2.8
2.3
Double faults / match·Dominant
3.9
1.9

Averages over each player's completed matches in the selected window (28 vs 57). ATP, WTA & Challenger.

Umpiry Score

Pre-match
Sonobe W.
5.2
Clear underdogUmpiry Score
  • Extended break: 28 days (−0.3)
Zhu L.
6.3
Marginal edgeUmpiry Score
Form & Matchup
3.5Hard Elo 1523
Surface ELO
6.5+124 Hard Elo edge
3.0Overall Elo 1506
ELO gap
7.0Overall Elo 1674
5.0No prior meetings
H2H
5.0
6.0
Surface form
3.4
0.0
Win streak
Fatigue & Travel
3-set count
7.0
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
Sonobe W.Zhu L.
Freshness·
—
100

Zhu L.: 19 days rest. Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast

Draw

Final
Sonobe W.
Shibahara E.
6-46-716-3
Semi-finals
Sonobe W.
Gibson T.
7-56-4
Shibahara E.
Ito A.
6-34-67-64
Quarter-finals
Sonobe W.
Hartono A.
6-26-3
Shibahara E.
Inglis M.
6-36-3
Ito A.
Watson H.
6-36-3
Gibson T.
Marino R.
7-636-747-63
R16
Watson H.
Yao X.
7-56-4
Inglis M.
Tararudee L.
6-46-2
Gibson T.
Park S.
6-27-5
Sonobe W.
Zhu L.
6-24-67-5
Shibahara E.
Jones E.
6-776-16-1
Hartono A.
Hontama M.
6-36-4
Ito A.
Yamaguchi M.
6-26-726-4
Marino R.
Kaji H.
6-36-4
R32
Sonobe W.
Koshiishi A.
6-46-1
Inglis M.
Kinoshita H.
6-26-2
Tararudee L.
Okamura K.
6-46-3
Yamaguchi M.
Shimizu E.
6-41-66-4
Yao X.
Aiava D.
4-66-36-1
Watson H.
Diyas Z.
6-26-0
Kaji H.
Ma Y.
6-26-3
Gibson T.
Shi H.
7-56-3
Zhu L.
Ishii S.
6-47-64
Park S.
Saito S.
7-56-2
Ito A.
Bektas E.
6-36-4
Shibahara E.
Koike E.
6-16-4
Hontama M.
Nishimura K.
7-666-0
Hartono A.
Sawangkaew M.
6-46-1
Jones E.
Inoue H.
4-66-06-4
Marino R.
Shimizu A.
4-66-26-3