Haruka Kaji vs Nao Hibino — W75 Kofu Quarter-final

W75 Kofu · CHALLENGER · Quarter-final
JPN
Haruka Kaji
#270WTA
1421ELO
1412Hard ELO
31 yrs · Right-handed
Last 10 · pre-match
LWWWLWLWLW
2 — 1
Sets
Monday, 16 March 2026
hard
Nao Hibino
JPN
Nao Hibino
#246WTA
1560ELO
1523Hard ELO
31 yrs · 163 cm · Right-handed
Last 10 · pre-match
LWLLWWLWWL
Kaji H.
0-6 6-4 6-3
Hibino N.
Kaji H.
0662
Hibino N.
6431

Haruka Kaji defeated Nao Hibino 0-6 6-4 6-3 in the W75 Kofu quarter-final on hard.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Kaji H.serving51% hold

wins 50% of points on serve vs Hibino N.

Hibino N.serving58% hold

wins 53% of points on serve vs Kaji H.

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
Kaji H.Hibino N.
1st serve in·Even
67%
69%
1st serve points won·Slight edge
58%
63%
2nd serve points won·Even
49%
46%
Service points won·Even
55%
58%
Return points won·Even
45%
45%
Break points saved·Slight edge
51%
57%
Aces / match·Slight edge
1.2
2.5
Double faults / match·Even
2.1
2.3

Averages over each player's completed matches in the selected window (26 vs 26). ATP, WTA & Challenger.

Clutch

Under pressure
Kaji H.Hibino N.
Clutch Rating·Even
56
52
Break points saved·Clear edge
52
39
Break points won·Even
91
91
Deciding sets·Even
69
66
Tiebreaks·
—
81

Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About

Umpiry Score

Pre-match
Kaji H.
5.8
Slight disadvantageUmpiry ScorePartial · surface data limited
Hibino N.
6.3
Marginal edgeUmpiry ScorePartial · surface data limited
Form & Matchup
5.0No prior meetings
H2H
5.0
4.4
Surface form
5.8
0.0
Win streak
0.0
Fatigue & Travel
0.0
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.

Freshness

Recent load
Kaji H.Hibino N.
Freshness·
—
100

Hibino N.: 18 days rest. Higher means fresher. About

Conditions

Court speed
Medium-slowfavours grinders
SlowFast

Draw

Final
Costoulas S.
Ma Y.
7-56-3
Semi-finals
Costoulas S.
Kaji H.
6-16-0
Ma Y.
You X.
3-66-26-0
Quarter-finals
You X.
Morvayova V.
6-36-0
Ma Y.
Zhu L.
0-66-40-0
Kaji H.
Hibino N.
0-66-46-3
Costoulas S.
Kinoshita H.
6-42-67-5
R16
You X.
Von Deichmann K.
4-67-56-2
Hibino N.
Abe H.
6-46-3
Morvayova V.
Preston T.
6-46-2
Kinoshita H.
Saito S.
6-46-0
Kaji H.
Noguchi S.
6-36-3
Ma Y.
Cabrera L.
7-646-1
Costoulas S.
Liu C.
6-746-37-63
Zhu L.
Yamaguchi M.
6-36-0
R32
Yamaguchi M.
Tsuji S.
6-16-2
Preston T.
Sawashiro K.
4-66-06-2
You X.
Shimizu E.
6-36-1
Abe H.
Sato H.
3-66-16-3
Kinoshita H.
Ozeki M.
6-26-1
Hibino N.
Hasegawa M.
6-06-0
Noguchi S.
Hontama M.
7-52-1
Costoulas S.
Serban R.
6-36-4
Cabrera L.
Ishii S.
6-46-4
Morvayova V.
Hosogi S.
6-16-0
Kaji H.
Sakatsume H.
3-66-37-5
Zhu L.
Ito A.
6-06-2
Ma Y.
Dart H.
4-67-650-0
Saito S.
Ku Y.
6-26-2
Liu C.
Shibahara E.
4-66-16-1
Von Deichmann K.
Iatcenko P.
6-00-0