Player research cockpit

AyaKumagai

TennisJack analysis

Aya Kumagai currently has a early TennisJack sample of 14 completed matches, with a 7.1% win rate in the loaded match history. The recent form line is 0-10 across the latest 10 completed matches.

Latest rank -

Matches14Completed matches

Win rate7.1%Across all matches

Latest form0-10In latest 10 matches

Index statusNeeds enrichmentProfile confidence

Performance metrics

Hold Base-

Break Pressure-

Latest form (10 matches)

0-10

L L L L L L L L L L

Surface profile

Hardcourt outdoor

Canonical/players/aya-kumagai/

Index statusNeeds enrichment

Last updatedData from TennisJack

Profile intelligence

Ten signals worth watching.

Built from 14 completed TennisJack matches: form, surface, odds, pressure and close-set behavior. The full match log stays below for audit.

Player DNA

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

Slow starter Close-set risk

Set 1 punch35.7%

Service shield-

Return bite-

Decider risk42.9%

Favorite / Underdog Split

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

Favorite - 0-0 - 0 matches Avg odds - | 1+ set -

Underdog - 0-0 - 0 matches Avg odds - | 1+ set -

First Set Personality

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

Set 1 win35.7%

Breaks first S1-

Broken first S1-

Recovers S1-

Break Pressure Profile

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

Avg breaks0.00

Avg broken0.00

Balance0.00

Clean service matches100.0%

3+ breaks produced0.0%

Set 2 win7.1%

Clean Win / Comeback Index

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

0.0%Clean 2-0 share among wins

Clean 2-0 wins0

Comeback signals0

Lost set 1, won match0

Comeback index0.0%

Surface Edge

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

Primary surfaceHardcourt outdoor

Primary record1-13

Primary WR7.1%

Best surfaceHardcourt outdoor 7.1%

Hardcourt outdoor1-137.1%

Odds Value Pulse

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

Avg win odds-

Avg loss odds-

Biggest win odds-

2.00+ odds WR-

2.00+ sample0

Odds sample0

Decider Profile

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

Three-set share42.9%

Decider record1-5

Set 3 win16.7%

After losing S10.0%

Close Set Risk

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

Close sets5-4

Close-set WR55.6%

Tie-breaks0-0

Matches with tight set8

Momentum Trend

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

Stable form · 13 losses running

L L L L L L L L L L

Latest 5 WR0.0%

Previous 10 WR11.1%

Latest 50-5

Previous 101-8

Trend delta-11.1%

Latest 5 WR0.0%

Match log

All Aya Kumagai 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

Date	Match	Score	Result	Hold / Break
17.01.2026SF	Aya Kumagai vs Yuka MatsumotoUTR Pro Yokohama Women	4-6 3-6Hardcourt outdoor	Loss	Hold - Break -
16.01.2026	Aya Kumagai vs Michiru FuruyaUTR Pro Yokohama Women	1-6 2-6Hardcourt outdoor	Loss	Hold - Break -
15.01.2026	Aya Kumagai vs Kokoro IshikawaUTR Pro Yokohama Women	0-6 0-6Hardcourt outdoor	Loss	Hold - Break -
14.01.2026	Aya Kumagai vs Yui ChikaraishiUTR Pro Yokohama Women	6-4 0-6 1-6Hardcourt outdoor	Loss	Hold - Break -
12.01.2026	Aya Kumagai vs Kanako OsafuneUTR Pro Yokohama Women	4-6 1-6Hardcourt outdoor	Loss	Hold - Break -
09.01.2026Round 53	Aya Kumagai vs Rio WakayamaUTR Pro Yokohama Women	2-6 6-4 5-7Hardcourt outdoor	Loss	Hold - Break -
08.01.2026SF	Aya Kumagai vs Rei MiyamotoUTR Pro Yokohama Women	6-4 1-6 3-6Hardcourt outdoor	Loss	Hold - Break -
07.01.2026	Aya Kumagai vs Yui OhwakiUTR Pro Yokohama Women	0-6 0-6Hardcourt outdoor	Loss	Hold - Break -
06.01.2026	Aya Kumagai vs Junri NamigataUTR Pro Yokohama Women	0-6 1-6Hardcourt outdoor	Loss	Hold - Break -
05.01.2026	Aya Kumagai vs Kanna SoedaUTR Pro Yokohama Women	6-4 2-6 2-6Hardcourt outdoor	Loss	Hold - Break -
27.12.2025SF	Aya Kumagai vs Rina KomatsuUTR Pro Kawaguchi Women	6-2 5-7 1-6Hardcourt outdoor	Loss	Hold - Break -
23.12.2025	Aya Kumagai vs Himari SatoUTR Pro Kawaguchi Women	0-6 0-6Hardcourt outdoor	Loss	Hold - Break -
23.12.2025	Aya Kumagai vs Junri NamigataUTR Pro Kawaguchi Women	2-6 3-6Hardcourt outdoor	Loss	Hold - Break -
22.12.2025	Aya Kumagai vs Yui ChikaraishiUTR Pro Kawaguchi Women	6-1 3-6 7-5Hardcourt outdoor	Win	Hold - Break -