Player research cockpit

DaisukeSumizawa

TennisJack analysis

Daisuke Sumizawa currently has a useful TennisJack sample of 46 completed matches, with a 41.3% win rate in the loaded match history. The recent form line is 2-8 across the latest 10 completed matches.

Latest rank #938

Matches46Completed matches

Win rate41.3%Across all matches

Latest form2-8In latest 10 matches

Index statusReview candidateProfile confidence

Performance metrics

Hold Base69.9%

Break Pressure24.4%

Latest form (10 matches)

2-8

L L L L L L W L W L

Surface profile

Hardcourt outdoor

Canonical/players/daisuke-sumizawa/

Index statusReview candidate

Last updatedData from TennisJack

Profile intelligence

Ten signals worth watching.

Built from 46 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.

Balanced starts Break-heavy player

Set 1 punch43.5%

Service shield69.9%

Return bite24.4%

Decider risk19.6%

Favorite / Underdog Split

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

Favorite 76.5% 13-4 - 17 matches Avg odds 1.27 | 1+ set 82.4%

Underdog 31.6% 6-13 - 19 matches Avg odds 3.33 | 1+ set 42.1%

First Set Personality

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

Set 1 win43.5%

Breaks first S142.5%

Broken first S157.5%

Recovers S113.0%

Break Pressure Profile

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

Avg breaks2.22

Avg broken2.70

Balance-0.48

Clean service matches15.2%

3+ breaks produced39.1%

Set 2 win37.0%

Clean Win / Comeback Index

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

63.2%Clean 2-0 share among wins

Clean 2-0 wins12

Comeback signals18

Lost set 1, won match2

Comeback index39.1%

Surface Edge

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

Primary surfaceHardcourt outdoor

Primary record15-15

Primary WR50.0%

Best surfaceHardcourt outdoor 50.0%

Hardcourt outdoor15-1550.0%

Unknown2-918.2%

Hardcourt indoor2-340.0%

Odds Value Pulse

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

Avg win odds1.59

Avg loss odds3.22

Biggest win odds2.63

2.00+ odds WR33.3%

2.00+ sample18

Odds sample36

Decider Profile

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

Three-set share19.6%

Decider record5-4

Set 3 win55.6%

After losing S17.7%

Close Set Risk

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

Close sets16-19

Close-set WR45.7%

Tie-breaks6-6

Matches with tight set25

Momentum Trend

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

Heating up · 1 losses running

L L L L L L W L W L

Latest 5 WR40.0%

Previous 10 WR10.0%

Latest 52-3

Previous 101-9

Trend delta+30.0%

Latest 5 WR40.0%

Match log

All Daisuke Sumizawa 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
10.09.2026	Daisuke Sumizawa vs Markus MalaszszakM15 Nonthaburi	5-7 3-6Surface pending	Loss	Hold 80.0% Break 0.0%
09.09.2026	Daisuke Sumizawa vs Vraj GohilM15 Nonthaburi	6-2 6-4Surface pending	Win	Hold 100.0% Break 33.3%
03.09.2026	Daisuke Sumizawa vs Mukund SasikumarM15 Nonthaburi	1-6 4-6Surface pending	Loss	Hold 62.5% Break 0.0%
02.09.2026	Daisuke Sumizawa vs Chikaya SatoM15 Nonthaburi	7-6 6-1Surface pending	Win	Hold 60.0% Break 60.0%
28.07.2026	Daisuke Sumizawa vs Ryotaro TaguchiM15 Bali	3-6 1-6Surface pending	Loss	Hold 37.5% Break 12.5%
22.07.2026	Daisuke Sumizawa vs Jake DelaneyM15 Brisbane	4-6 6-7Surface pending	Loss	Hold 90.9% Break 0.0%
07.07.2026	Daisuke Sumizawa vs Riku TakahataM15 Tokyo	6-7 2-6Surface pending	Loss	Hold 80.0% Break 0.0%
30.06.2026	Daisuke Sumizawa vs Riku TakahataM15 Tokyo	6-7 4-6Surface pending	Loss	Hold 63.6% Break 25.0%
08.06.2026	Daisuke Sumizawa vs Riku TakahataM15 Tokyo	3-6 2-6Surface pending	Loss	Hold 62.5% Break 0.0%
26.05.2026	Daisuke Sumizawa vs Seongwoo ChoM15 Gimcheon	3-6 6-7Surface pending	Loss	Hold 63.6% Break 18.2%
17.05.2026Round 14	Daisuke Sumizawa vs Christopher PapaChallenger Bengaluru	1-6 2-6Hardcourt outdoor	Loss	Hold 42.9% Break 0.0%
31.03.2026	Daisuke Sumizawa vs Leo VithoontienM15 Kashiwa	4-6 4-6Surface pending	Loss	Hold 70.0% Break 10.0%
07.02.2026SF	Daisuke Sumizawa vs Hien Q H PhamUTR Pro Yokohama	3-6 3-6Hardcourt outdoor	Loss	Hold 44.4% Break 22.2%
06.02.2026	Daisuke Sumizawa vs Taketo TakamisawaUTR Pro Yokohama	6-4 2-6 7-6Hardcourt outdoor	Win	Hold 66.7% Break 25.0%
05.02.2026	Daisuke Sumizawa vs Koyu YanagiUTR Pro Yokohama	7-5 2-6 1-6Hardcourt outdoor	Loss	Hold - Break -
03.02.2026	Daisuke Sumizawa vs Dorian KosUTR Pro Yokohama	6-0 6-1Hardcourt outdoor	Win	Hold 100.0% Break 83.3%
02.02.2026	Daisuke Sumizawa vs Seiya NakanishiUTR Pro Yokohama	6-1 6-0Hardcourt outdoor	Win	Hold 100.0% Break 85.7%
04.01.2026Round 45	Daisuke Sumizawa vs James WattChallenger Noumea	3-6 4-6Hardcourt outdoor	Loss	Hold 77.8% Break 0.0%
16.11.2025Round 45	Daisuke Sumizawa vs Taiyo YamanakaChallenger Sydney	3-6 0-6Hardcourt outdoor	Loss	Hold 28.6% Break 12.5%
09.11.2025Round 14	Daisuke Sumizawa vs Takuya KumasakaChallenger Brisbane	4-6 6-4 1-6Hardcourt outdoor	Loss	Hold 69.2% Break 14.3%
02.11.2025Round 14	Daisuke Sumizawa vs Takeru YuzukiChallenger Taipei	4-6 3-6Hardcourt indoor	Loss	Hold - Break -
23.10.2025	Daisuke Sumizawa vs Yuta TomidaITF M15 Tanagura	1-6 3-6Hardcourt outdoor	Loss	Hold 37.5% Break 14.3%
21.10.2025	Daisuke Sumizawa vs Seongwoo ChoITF M15 Tanagura	6-2 6-2Hardcourt outdoor	Win	Hold 100.0% Break 50.0%
18.09.2025	Daisuke Sumizawa vs Takuya KumasakaITF M25 Takasaki	6-3 5-7 6-7Hardcourt outdoor	Loss	Hold 64.7% Break 35.3%
17.09.2025	Daisuke Sumizawa vs Jacob BrummITF M25 Takasaki	7-6 6-2Hardcourt outdoor	Win	Hold 80.0% Break 36.4%
08.09.2025	Daisuke Sumizawa vs Sho KatayamaITF M25 Sapporo	2-6 1-6Hardcourt outdoor	Loss	Hold 37.5% Break 0.0%
04.09.2025	Daisuke Sumizawa vs Charles BroomITF M25 Sapporo	2-6 2-6Hardcourt outdoor	Loss	Hold 50.0% Break 0.0%
02.09.2025	Daisuke Sumizawa vs Yusuke KusuharaITF M25 Sapporo	6-1 5-4Hardcourt outdoor	Win	Hold 88.9% Break 50.0%
28.08.2025	Daisuke Sumizawa vs Yanki ErelITF M25 Taipei	2-6 2-6Hardcourt outdoor	Loss	Hold 50.0% Break 0.0%
26.08.2025	Daisuke Sumizawa vs Adrian ArconITF M25 Taipei	2-6 6-4 5-0Hardcourt outdoor	Win	Hold 83.3% Break 33.3%
20.08.2025	Daisuke Sumizawa vs Junhyun LeeM15 Nakhon Pathom	6-3 4-6 1-6Hardcourt outdoor	Loss	Hold 61.5% Break 25.0%
02.08.2025	Daisuke Sumizawa vs Yuta KikuchiM15 Wuning	3-6 2-6Hardcourt outdoor	Loss	Hold 55.6% Break 0.0%
31.07.2025	Daisuke Sumizawa vs Makoto OchiM15 Wuning	6-3 4-6 7-5Hardcourt outdoor	Win	Hold 93.3% Break 13.3%
30.07.2025	Daisuke Sumizawa vs Yuya HiroseM15 Wuning	6-3 6-1Hardcourt outdoor	Win	Hold 87.5% Break 62.5%
27.07.2025	Daisuke Sumizawa vs Sanhui ShinM15 Wuning	4-6 0-6Hardcourt outdoor	Loss	Hold 50.0% Break 0.0%
26.07.2025	Daisuke Sumizawa vs Fnu NidunjianzanM15 Wuning	7-6 6-1Hardcourt outdoor	Win	Hold 100.0% Break 20.0%
25.07.2025	Daisuke Sumizawa vs Chase FergusonITF M15 Wuning	6-3 6-2Hardcourt outdoor	Win	Hold 88.9% Break 50.0%
24.07.2025	Daisuke Sumizawa vs Hanyi LiuITF M15 Wuning	6-3 1-6 6-2Hardcourt outdoor	Win	Hold 75.0% Break 33.3%
23.07.2025	Daisuke Sumizawa vs Jaden Dewandaka TanM15 Wuning	6-2 6-0Hardcourt outdoor	Win	Hold 85.7% Break 85.7%
08.07.2025	Daisuke Sumizawa vs Weiwen PanM15 Maanshan	3-6 3-6Hardcourt indoor	Loss	Hold 55.6% Break 11.1%
04.07.2025	Daisuke Sumizawa vs Kasidit SamrejM15 Maanshan	2-6 2-6Hardcourt indoor	Loss	Hold 50.0% Break 0.0%
03.07.2025	Daisuke Sumizawa vs Linang XiaoM15 Maanshan	6-7 6-4 7-6Hardcourt indoor	Win	Hold 94.1% Break 10.5%
02.07.2025	Daisuke Sumizawa vs Minghui ZhangITF M15 Maanshan	7-5 6-1Hardcourt indoor	Win	Hold 77.8% Break 60.0%
31.05.2025	Daisuke Sumizawa vs Jie CuiITF M15 Luan	3-6 1-6Hardcourt outdoor	Loss	Hold 37.5% Break 12.5%
30.05.2025	Daisuke Sumizawa vs Taiyo YamanakaITF M15 Luan	7-6 6-4Hardcourt outdoor	Win	Hold 90.9% Break 16.7%
27.05.2025	Daisuke Sumizawa vs Qian SunITF M15 Luan	7-5 6-2Hardcourt outdoor	Win	Hold 80.0% Break 50.0%