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Portrait of Haruka Kaji, tennis player
Player research cockpit

HarukaKaji

TennisJack analysis

Haruka Kaji currently has a large TennisJack sample of 76 completed matches, with a 48.7% win rate in the loaded match history. The recent form line is 4-6 across the latest 10 completed matches.

Latest rank #250
M
Matches76Completed matches
%
Win rate48.7%Across all matches
F
Latest form4-6In latest 10 matches
I
Index statusStrong candidateProfile confidence
Performance metrics
Hold Base56.0%
Break Pressure38.6%
Latest form (10 matches)
4-6
L W L W L W L W L L
Surface profile
Hardcourt outdoor
Canonical/players/haruka-kaji/
Index statusStrong candidate
Last updatedData from TennisJack
Profile intelligence

Ten signals worth watching.

Built from 76 completed TennisJack matches: form, surface, odds, pressure and close-set behavior. The full match log stays below for audit.

01

Player DNA

Quick fingerprint from starts, service base, return bite and decider exposure.

Balanced starts Break-heavy player
Set 1 punch43.4%
Service shield56.0%
Return bite38.6%
Decider risk25.0%
02

Favorite / Underdog Split

How the player behaves when priced as market favorite versus outsider.

Favorite 73.1% 19-7 - 26 matches Avg odds 1.49 | 1+ set 80.8%
Underdog 31.6% 12-26 - 38 matches Avg odds 2.99 | 1+ set 50.0%
03

First Set Personality

Shows whether the player starts cleanly, breaks first, or survives early pressure.

Set 1 win43.4%
Breaks first S137.8%
Broken first S162.2%
Recovers S130.4%
04

Break Pressure Profile

Return damage versus service leakage, built from set-level break counters.

Avg breaks4.11
Avg broken4.41
Balance-0.30
Clean service matches6.6%
3+ breaks produced77.6%
Set 2 win55.3%
05

Clean Win / Comeback Index

Separates smooth 2-0 wins from matches where the player had to repair damage.

35.1%Clean 2-0 share among wins
Clean 2-0 wins13
Comeback signals41
Lost set 1, won match9
Comeback index53.9%
06

Surface Edge

Where the profile is most trustworthy and where the win rate really travels.

Primary surfaceHardcourt outdoor
Primary record24-23
Primary WR51.1%
Best surfaceHardcourt outdoor 51.1%
Hardcourt outdoor24-2351.1%
Unknown7-750.0%
Hardcourt indoor4-450.0%
Clay1-420.0%
07

Odds Value Pulse

Shows whether the player wins as expected or creates value at outsider prices.

Avg win odds1.87
Avg loss odds2.87
Biggest win odds5.00
2.00+ odds WR26.5%
2.00+ sample34
Odds sample64
08

Decider Profile

How often matches become complicated, and whether the player survives the third set.

Three-set share25.0%
Decider record9-10
Set 3 win47.4%
After losing S120.9%
09

Close Set Risk

Tie-break and 7-5 / 7-6 pressure profile, useful for spotting fragile edges.

Close sets36-30
Close-set WR54.5%
Tie-breaks14-7
Matches with tight set51
10

Momentum Trend

Compares the latest 5 matches with the previous 10 so form shifts are visible immediately.

Stable form · 2 losses running
L W L W L W L W L L
Latest 5 WR40.0%
Previous 10 WR40.0%
Latest 52-3
Previous 104-6
Trend delta+0.0%
Latest 5 WR40.0%
Match log

All Haruka Kaji matches in the TennisJack sample.

Scan date, tournament, surface, opponent, set score, result and service-return indicators before opening the deeper tools.

Open Player Research
DateMatchScoreResultHold / Break
19.09.2026Round 14 Haruka Kaji vs Darya AstakhovaWTA Seoul 2-6 7-6 2-6Hardcourt outdoor Loss
Hold
50.0%
Break
20.0%
10.09.2026 Haruka Kaji vs Alexandra ShubladzeW50 Guiyang 1-6 3-6Surface pending Loss
Hold
37.5%
Break
12.5%
08.09.2026 Haruka Kaji vs Anastasia KulikovaW50 Guiyang 6-2 6-2Surface pending Win
Hold
87.5%
Break
62.5%
03.09.2026 Haruka Kaji vs Han ShiW75 Tianjin 6-4 4-6 1-6Surface pending Loss
Hold
50.0%
Break
30.8%
02.09.2026 Haruka Kaji vs Yufei RenW75 Tianjin 7-5 6-1Surface pending Win
Hold
80.0%
Break
55.6%
27.08.2026 Haruka Kaji vs Elena MilovanovicW50 Kursumlijska Banja 6-2 1-6 6-7Surface pending Loss
Hold
57.1%
Break
35.7%
25.08.2026 Haruka Kaji vs Amandine HesseW50 Kursumlijska Banja 6-4 7-6Surface pending Win
Hold
63.6%
Break
41.7%
20.08.2026 Haruka Kaji vs Lidia EnchevaW75 Kursumlijska Banja 2-6 2-6Surface pending Loss
Hold
0.0%
Break
50.0%
18.08.2026 Haruka Kaji vs Sakura HosogiW75 Kursumlijska Banja 4-6 6-2 6-2Surface pending Win
Hold
61.5%
Break
61.5%
29.07.2026R32 Haruka Kaji vs Taylah PrestonWTA Vancouver 0-6 2-6Hardcourt outdoor Loss
Hold
28.6%
Break
0.0%
22.07.2026 Haruka Kaji vs Julieta ParejaW100 Evansville 4-6 6-4 3-6Surface pending Loss
Hold
40.0%
Break
50.0%
21.07.2026 Haruka Kaji vs Ankita RainaW100 Evansville 6-0 6-0Surface pending Win
Hold
100.0%
Break
100.0%
14.07.2026 Haruka Kaji vs Lea MaW75 Granby 3-6 3-6Surface pending Loss
Hold
44.4%
Break
22.2%
10.07.2026 Haruka Kaji vs Julieta ParejaW50 Columbus 4-6 4-6Surface pending Loss
Hold
40.0%
Break
40.0%
09.07.2026 Haruka Kaji vs Christasha McNeilW50 Columbus 5-7 7-6 6-0Surface pending Win
Hold
73.3%
Break
37.5%
07.07.2026 Haruka Kaji vs Sofia JohnsonW50 Columbus 7-6 6-0Surface pending Win
Hold
66.7%
Break
60.0%
21.06.2026 Haruka Kaji vs Dayeon BackW35 Taipei 1-6 5-7Hardcourt outdoor Loss
Hold
33.3%
Break
33.3%
20.06.2026 Haruka Kaji vs Yuno KitaharaW35 Taipei 6-4 6-0Hardcourt outdoor Win
Hold
75.0%
Break
75.0%
18.06.2026 Haruka Kaji vs Eunhye LeeW35 Taipei 6-2 6-2Hardcourt outdoor Win
Hold
87.5%
Break
62.5%
17.06.2026 Haruka Kaji vs Hikaru SatoW35 Taipei 6-3 7-6Hardcourt outdoor Win
Hold
70.0%
Break
41.7%
10.06.2026 Haruka Kaji vs Ya-Yi YangW100 Wuning 6-3 3-6 6-7Hardcourt outdoor Loss
Hold
53.3%
Break
43.8%
23.05.2026 Haruka Kaji vs Valentina RyserW100 Takasaki 3-6 3-6Hardcourt outdoor Loss
Hold
55.6%
Break
11.1%
22.05.2026 Haruka Kaji vs Rina SaigoW100 Takasaki 6-0 6-4Hardcourt outdoor Win
Hold
75.0%
Break
75.0%
22.05.2026 Haruka Kaji vs Fangran TianW100 Takasaki 6-0 6-4Hardcourt outdoor Win
Hold
62.5%
Break
87.5%
20.05.2026 Haruka Kaji vs Misaki MatsudaW100 Takasaki 6-2 7-6Hardcourt outdoor Win
Hold
80.0%
Break
36.4%
14.05.2026 Haruka Kaji vs Mei YamaguchiW75 Kurume 4-6 1-6Carpet outdoor Loss
Hold
37.5%
Break
22.2%
13.05.2026 Haruka Kaji vs Emily AppletonW75 Kurume 6-1 6-2Carpet outdoor Win
Hold
100.0%
Break
57.1%
06.05.2026R16 Haruka Kaji vs Xinxin YaoWTA Jiujiang 4-6 3-6Hardcourt outdoor Loss
Hold
30.0%
Break
44.4%
27.04.2026 Haruka Kaji vs Kurea HayasakaW100 Gifu 5-7 4-6Hardcourt outdoor Loss
Hold
54.5%
Break
27.3%
23.04.2026 Haruka Kaji vs Taylah PrestonW100 Tokyo 3-6 1-6Hardcourt outdoor Loss
Hold
25.0%
Break
25.0%
22.04.2026 Haruka Kaji vs Yeon Woo KuW100 Tokyo 6-4 7-6Hardcourt outdoor Win
Hold
72.7%
Break
33.3%
21.04.2026 Haruka Kaji vs Kristiana SidorovaW100 Tokyo 5-7 7-6 7-5Hardcourt outdoor Win
Hold
72.2%
Break
26.3%
20.04.2026 Haruka Kaji vs Dalayna HewittW100 Tokyo 6-1 6-4Hardcourt outdoor Win
Hold
100.0%
Break
37.5%
11.04.2026 Haruka Kaji vs Hina InoueW35 Osaka 3-6 3-6Hardcourt outdoor Loss
Hold
33.3%
Break
33.3%
10.04.2026 Haruka Kaji vs Natsumi KawaguchiW35 Osaka 7-6 6-3Hardcourt outdoor Win
Hold
72.7%
Break
36.4%
09.04.2026 Haruka Kaji vs Hikaru SatoW35 Osaka 6-7 6-3 6-3Hardcourt outdoor Win
Hold
86.7%
Break
31.2%
08.04.2026 Haruka Kaji vs Natsuki YoshimotoW35 Osaka 3-6 6-3 6-3Hardcourt outdoor Win
Hold
69.2%
Break
42.9%
29.03.2026 Haruka Kaji vs Priska Madelyn NugrohoW100 Luan 2-6 0-6Hardcourt outdoor Loss
Hold
14.3%
Break
14.3%
21.03.2026 Haruka Kaji vs Sofia CostoulasW75 Kofu 1-6 0-6Hardcourt outdoor Loss
Hold
14.3%
Break
0.0%
20.03.2026 Haruka Kaji vs Nao HibinoW75 Kofu 0-6 6-4 6-3Hardcourt outdoor Win
Hold
58.3%
Break
38.5%
19.03.2026 Haruka Kaji vs Sae NoguchiW75 Kofu 6-3 6-3Hardcourt outdoor Win
Hold
66.7%
Break
66.7%
18.03.2026 Haruka Kaji vs Himeno SakatsumeW75 Kofu 3-6 6-3 7-5Hardcourt outdoor Win
Hold
66.7%
Break
40.0%
13.03.2026 Haruka Kaji vs Ena ShibaharaW75 Kyoto 6-2 2-6 6-7Hardcourt indoor Loss
Hold
50.0%
Break
46.7%
12.03.2026 Haruka Kaji vs Fangran TianW75 Kyoto 3-6 7-5 6-3Hardcourt indoor Win
Hold
73.3%
Break
33.3%
11.03.2026 Haruka Kaji vs Hiromi AbeW75 Kyoto 6-3 6-1Hardcourt indoor Win
Hold
100.0%
Break
50.0%
05.03.2026 Haruka Kaji vs Xinyu GaoW50 Helsinki 2-6 6-4 3-6Hardcourt indoor Loss
Hold
53.9%
Break
30.8%
04.03.2026 Haruka Kaji vs Mayuka AikawaW50 Helsinki 6-2 6-4Hardcourt indoor Win
Hold
77.8%
Break
55.6%
25.02.2026 Haruka Kaji vs Mina HodzicW75 Trnava 4-6 4-6Hardcourt indoor Loss
Hold
60.0%
Break
20.0%
19.02.2026 Haruka Kaji vs Amandine MonnotW50 Macon 2-6 0-6Hardcourt indoor Loss
Hold
28.6%
Break
0.0%
18.02.2026 Haruka Kaji vs Dune VaissaudW50 Macon 6-3 6-3Hardcourt indoor Win
Hold
77.8%
Break
55.6%
26.11.2025 Haruka Kaji vs Darya AstakhovaITF W50 Yokohama 1-6 1-6Hardcourt outdoor Loss
Hold
28.6%
Break
0.0%
19.11.2025 Haruka Kaji vs Shuai ZhangITF W100 Takasaki 4-6 3-6Hardcourt outdoor Loss
Hold
40.0%
Break
33.3%
14.11.2025 Haruka Kaji vs Margaux RouvroyITF W50 Funchal 3-6 6-7Hardcourt outdoor Loss
Hold
50.0%
Break
33.3%
12.11.2025 Haruka Kaji vs Madelief HagemanITF W50 Funchal 6-2 6-1Hardcourt outdoor Win
Hold
85.7%
Break
75.0%
06.11.2025 Haruka Kaji vs Melisa ErcanITF W35 Faro 2-6 4-6Hardcourt outdoor Loss
Hold
33.3%
Break
33.3%
04.11.2025 Haruka Kaji vs Lea NilssonITF W35 Faro 7-6 6-1Hardcourt outdoor Win
Hold
55.6%
Break
63.6%
26.10.2025Round 19 Haruka Kaji vs Kristiana SidorovaWTA Hong Kong 1-6 2-6Hardcourt outdoor Loss
Hold
37.5%
Break
0.0%
25.10.2025Round 14 Haruka Kaji vs Kallista LiuWTA Hong Kong 7-6 6-4Hardcourt outdoor Win
Hold
81.8%
Break
25.0%
15.10.2025R16 Haruka Kaji vs Xinyu GaoWTA Jinan 3-6 3-6Hardcourt outdoor Loss
Hold
55.6%
Break
11.1%
13.10.2025R32 Haruka Kaji vs Yufei RenWTA Jinan 4-6 6-2 7-5Hardcourt outdoor Win
Hold
57.1%
Break
53.3%
10.10.2025 Haruka Kaji vs Carol Young Suh LeeITF W35 Kunshan 3-6 6-2 6-7Hardcourt outdoor Loss
Hold
66.7%
Break
33.3%
09.10.2025 Haruka Kaji vs Katarina ZavatskaITF W35 Kunshan 7-6 6-1Hardcourt outdoor Win
Hold
66.7%
Break
54.5%
08.10.2025 Haruka Kaji vs Ying ZhangITF W35 Kunshan 7-6 6-4Hardcourt outdoor Win
Hold
72.7%
Break
33.3%
27.09.2025 Haruka Kaji vs Eunhye LeeITF W100 Incheon 5-7 1-6Hardcourt outdoor Loss
Hold
33.3%
Break
30.0%
26.09.2025 Haruka Kaji vs Miho KuramochiITF W100 Incheon 6-4 6-3Hardcourt outdoor Win
Hold
50.0%
Break
77.8%
25.09.2025 Haruka Kaji vs Amy ZhuITF W100 Incheon 6-3 6-4Hardcourt outdoor Win
Hold
80.0%
Break
44.4%
23.09.2025 Haruka Kaji vs Peangtarn PlipuechITF W100 Incheon 6-4 7-6Hardcourt outdoor Win
Hold
63.6%
Break
41.7%
02.09.2025 Haruka Kaji vs Katherine SebovITF W50 Leiria 3-6 1-6Hardcourt outdoor Loss
Hold
25.0%
Break
25.0%
26.08.2025 Haruka Kaji vs Martyna KubkaITF W35 Heraklion 2-6 6-3 6-7Clay Loss
Hold
71.4%
Break
25.0%
21.08.2025 Haruka Kaji vs Eva Maria IonescuITF W50 Bistrita 3-6 4-6Clay Loss
Hold
22.2%
Break
50.0%
22.07.2025 Haruka Kaji vs Gabriela KnutsonITF W100 Figueira Da Foz 6-2 1-6 0-6Hardcourt outdoor Loss
Hold
40.0%
Break
27.3%
15.07.2025 Haruka Kaji vs Vendula ValdmannovaITF W50 Nottingham 4-6 0-6Hardcourt outdoor Loss
Hold
12.5%
Break
37.5%
09.07.2025 Haruka Kaji vs Misaki MatsudaITF W35 Monastir 5-7 4-6Hardcourt outdoor Loss
Hold
54.5%
Break
27.3%
17.06.2025 Haruka Kaji vs Lia KaratanchevaITF W75 Blois 5-7 0-6Clay Loss
Hold
33.3%
Break
22.2%
10.06.2025R32 Haruka Kaji vs Maria Lourdes CarleWTA Valencia 1-6 2-6Clay Loss
Hold
14.3%
Break
25.0%
28.05.2025 Haruka Kaji vs Manca PislakITF W50 Otocec 6-4 6-1Clay Win
Hold
-
Break
-