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Portrait of Ikumi Yamazaki, tennis player
Player research cockpit

IkumiYamazaki

TennisJack analysis

Ikumi Yamazaki currently has a large TennisJack sample of 72 completed matches, with a 44.4% win rate in the loaded match history. The recent form line is 3-7 across the latest 10 completed matches.

Latest rank #298
M
Matches72Completed matches
%
Win rate44.4%Across all matches
F
Latest form3-7In latest 10 matches
I
Index statusStrong candidateProfile confidence
Performance metrics
Hold Base58.1%
Break Pressure39.4%
Latest form (10 matches)
3-7
L W L W L W L L L L
Surface profile
Hardcourt outdoor
Canonical/players/ikumi-yamazaki/
Index statusStrong candidate
Last updatedData from TennisJack
Profile intelligence

Ten signals worth watching.

Built from 72 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 Close-set risk
Set 1 punch45.8%
Service shield58.1%
Return bite39.4%
Decider risk38.9%
02

Favorite / Underdog Split

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

Favorite 55.6% 15-12 - 27 matches Avg odds 1.44 | 1+ set 74.1%
Underdog 32.3% 10-21 - 31 matches Avg odds 2.91 | 1+ set 58.1%
03

First Set Personality

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

Set 1 win45.8%
Breaks first S144.8%
Broken first S155.2%
Recovers S116.2%
04

Break Pressure Profile

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

Avg breaks4.12
Avg broken4.35
Balance-0.22
Clean service matches6.9%
3+ breaks produced76.4%
Set 2 win45.8%
05

Clean Win / Comeback Index

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

37.5%Clean 2-0 share among wins
Clean 2-0 wins12
Comeback signals33
Lost set 1, won match8
Comeback index45.8%
06

Surface Edge

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

Primary surfaceHardcourt outdoor
Primary record19-23
Primary WR45.2%
Best surfaceClay 54.5%
Hardcourt outdoor19-2345.2%
Unknown5-935.7%
Clay6-554.5%
Hardcourt indoor2-340.0%
07

Odds Value Pulse

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

Avg win odds1.87
Avg loss odds2.50
Biggest win odds4.00
2.00+ odds WR31.0%
2.00+ sample29
Odds sample58
08

Decider Profile

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

Three-set share38.9%
Decider record13-15
Set 3 win46.4%
After losing S120.5%
09

Close Set Risk

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

Close sets27-29
Close-set WR48.2%
Tie-breaks7-8
Matches with tight set45
10

Momentum Trend

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

Cooling down · 4 losses running
L W L W L W L L L L
Latest 5 WR20.0%
Previous 10 WR50.0%
Latest 51-4
Previous 105-5
Trend delta-30.0%
Latest 5 WR20.0%
Match log

All Ikumi Yamazaki 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
22.09.2026 Ikumi Yamazaki vs Rinko MatsudaW50 Nanao 2-6 3-6Surface pending Loss
Hold
55.6%
Break
0.0%
15.09.2026 Ikumi Yamazaki vs Yuno KitaharaW35 Kyoto 4-6 3-6Surface pending Loss
Hold
50.0%
Break
22.2%
26.08.2026 Ikumi Yamazaki vs Anja StankovicW50 Kursumlijska Banja 6-0 3-6 3-6Surface pending Loss
Hold
58.3%
Break
41.7%
17.08.2026 Ikumi Yamazaki vs Lidia EnchevaW75 Kursumlijska Banja 3-6 3-6Surface pending Loss
Hold
22.2%
Break
44.4%
16.08.2026 Ikumi Yamazaki vs Lia KaratanchevaW75 Kursumlijska Banja Qual 2-6 6-4 7-6Surface pending Win
Hold
53.3%
Break
37.5%
10.08.2026 Ikumi Yamazaki vs Yujia HuangW75 Kursumlijska Banja 4-6 6-3 6-7Surface pending Loss
Hold
62.5%
Break
37.5%
09.08.2026 Ikumi Yamazaki vs Gabriella Da Silva FickW75 Kursumlijska Banja 6-7 6-4 7-5Surface pending Win
Hold
70.6%
Break
38.9%
03.08.2026 Ikumi Yamazaki vs Astrid Lew Yan FoonW75 Koksijde 2-6 1-6Surface pending Loss
Hold
12.5%
Break
28.6%
02.08.2026 Ikumi Yamazaki vs Martina Lo PumoW75 Koksijde 6-0 6-2Surface pending Win
Hold
100.0%
Break
71.4%
29.07.2026 Ikumi Yamazaki vs Anouck Vrancken PeetersW50 Knokke-Heist 2-6 6-1 2-6Surface pending Loss
Hold
33.3%
Break
54.5%
11.07.2026 Ikumi Yamazaki vs Cheuk Ying ShekW15 Luan 3-6 5-7Surface pending Loss
Hold
45.5%
Break
30.0%
10.07.2026 Ikumi Yamazaki vs Thasaporn NakloW15 Luan 5-7 6-3 6-4Surface pending Win
Hold
66.7%
Break
40.0%
09.07.2026 Ikumi Yamazaki vs Seo Yun ChoiW15 Luan 6-2 1-6 6-2Surface pending Win
Hold
63.6%
Break
50.0%
08.07.2026 Ikumi Yamazaki vs Xiaowei LiW15 Luan 6-1 6-0Hardcourt outdoor Win
Hold
83.3%
Break
100.0%
02.07.2026 Ikumi Yamazaki vs Anna SnigirevaW15 Maanshan 2-6 6-7Hardcourt indoor Loss
Hold
30.0%
Break
45.5%
30.06.2026 Ikumi Yamazaki vs Ke RenW15 Maanshan 6-4 6-3Hardcourt indoor Win
Hold
88.9%
Break
40.0%
24.06.2026 Ikumi Yamazaki vs Aishi DasW35 Taipei 2-6 4-6Hardcourt outdoor Loss
Hold
44.4%
Break
22.2%
17.06.2026 Ikumi Yamazaki vs Hiromi AbeW35 Taipei 6-2 1-6 4-6Hardcourt outdoor Loss
Hold
58.3%
Break
30.8%
14.06.2026 Ikumi Yamazaki vs Hikaru SatoW15 Tokyo 7-6 2-6 5-2Hardcourt outdoor Win
Hold
71.4%
Break
26.7%
13.06.2026 Ikumi Yamazaki vs Mayuka AikawaW15 Tokyo 6-3 6-2Hardcourt outdoor Win
Hold
100.0%
Break
37.5%
12.06.2026 Ikumi Yamazaki vs Natsuki YoshimotoW15 Tokyo 3-6 6-4 6-3Hardcourt outdoor Win
Hold
71.4%
Break
35.7%
11.06.2026 Ikumi Yamazaki vs Nao NishinoW15 Tokyo 3-6 6-4 5-2Hardcourt outdoor Win
Hold
69.2%
Break
42.9%
10.06.2026 Ikumi Yamazaki vs Monique BarryW15 Tokyo 7-6 6-1Hardcourt outdoor Win
Hold
88.9%
Break
36.4%
20.05.2026 Ikumi Yamazaki vs Momoko KoboriW100 Takasaki 0-6 6-7Hardcourt outdoor Loss
Hold
22.2%
Break
40.0%
19.05.2026 Ikumi Yamazaki vs Misaki MatsudaW100 Takasaki 0-6 2-6Hardcourt outdoor Loss
Hold
28.6%
Break
0.0%
18.05.2026 Ikumi Yamazaki vs Azuna IchiokaW100 Takasaki 6-2 6-3Hardcourt outdoor Win
Hold
75.0%
Break
66.7%
13.05.2026 Ikumi Yamazaki vs Malaika RapoluW35 Andong 6-7 5-7Hardcourt outdoor Loss
Hold
58.3%
Break
30.8%
07.05.2026 Ikumi Yamazaki vs Suha LeeW35 Changwon 6-4 1-6 5-7Hardcourt outdoor Loss
Hold
57.1%
Break
26.7%
06.05.2026 Ikumi Yamazaki vs Na Hyun KangW35 Changwon 6-1 3-6 6-1Hardcourt outdoor Win
Hold
54.5%
Break
75.0%
26.04.2026Round 14 Ikumi Yamazaki vs Zhang-Qian WeiWTA Huzhou 6-7 2-6Clay Loss
Hold
60.0%
Break
18.2%
21.04.2026 Ikumi Yamazaki vs Reina GotoW100 Tokyo 3-6 4-6Hardcourt outdoor Loss
Hold
66.7%
Break
10.0%
20.04.2026 Ikumi Yamazaki vs Riko KikawadaW100 Tokyo 6-4 6-2Hardcourt outdoor Win
Hold
77.8%
Break
55.6%
08.04.2026 Ikumi Yamazaki vs Elena MicicW35 Osaka 4-6 6-2 1-6Hardcourt outdoor Loss
Hold
66.7%
Break
23.1%
29.03.2026 Ikumi Yamazaki vs Anastasia ZolotarevaW100 Luan 2-6 2-6Hardcourt outdoor Loss
Hold
12.5%
Break
37.5%
22.03.2026 Ikumi Yamazaki vs Xinxin YaoW50 Maanshan 6-4 3-6 4-6Hardcourt indoor Loss
Hold
50.0%
Break
42.9%
15.03.2026 Ikumi Yamazaki vs Naho SatoW75 Kofu 6-3 2-6 3-6Hardcourt outdoor Loss
Hold
46.1%
Break
38.5%
12.03.2026 Ikumi Yamazaki vs Yexin MaW75 Kyoto 4-6 4-5Hardcourt indoor Loss
Hold
70.0%
Break
10.0%
11.03.2026 Ikumi Yamazaki vs Sera NishimotoW75 Kyoto 2-6 6-0 6-2Hardcourt indoor Win
Hold
81.8%
Break
45.5%
03.03.2026 Ikumi Yamazaki vs Ilay YorukW15 Antalya 2-6 1-6Surface pending Loss
Hold
14.3%
Break
28.6%
22.02.2026Round 46 Ikumi Yamazaki vs Dalila SpiteriWTA Antalya 1-6 4-6Clay Loss
Hold
37.5%
Break
22.2%
14.01.2026 Ikumi Yamazaki vs Sara SaitoW75 Nonthaburi 6-3 5-7 3-6Hardcourt outdoor Loss
Hold
46.7%
Break
46.7%
12.01.2026 Ikumi Yamazaki vs Yelyzaveta KotliarW75 Nonthaburi 6-3 6-4Hardcourt outdoor Win
Hold
66.7%
Break
60.0%
05.01.2026 Ikumi Yamazaki vs Kamonwan YodpetchW75 Nonthaburi 4-6 7-5 4-6Hardcourt outdoor Loss
Hold
62.5%
Break
31.2%
04.01.2026 Ikumi Yamazaki vs Kristina NovakW75 Nonthaburi 6-0 7-6Hardcourt outdoor Win
Hold
88.9%
Break
40.0%
27.11.2025 Ikumi Yamazaki vs Taylah PrestonITF W75 Playford 6-4 3-6 4-6Hardcourt outdoor Loss
Hold
-
Break
-
25.11.2025 Ikumi Yamazaki vs Alana SubasicITF W75 Playford 6-1 6-4Hardcourt outdoor Win
Hold
50.0%
Break
88.9%
19.11.2025 Ikumi Yamazaki vs Storm HunterITF W75 Sydney 2-6 4-6Hardcourt outdoor Loss
Hold
33.3%
Break
33.3%
12.11.2025 Ikumi Yamazaki vs Sijia WeiITF W50 Brisbane 4-6 3-6Hardcourt outdoor Loss
Hold
70.0%
Break
0.0%
25.10.2025Round 14 Ikumi Yamazaki vs Momoko KoboriWTA Hong Kong 2-6 3-6Hardcourt outdoor Loss
Hold
22.2%
Break
37.5%
22.10.2025 Ikumi Yamazaki vs Darya AstakhovaITF W35 Qian Daohu 7-6 3-6 0-6Hardcourt outdoor Loss
Hold
35.7%
Break
28.6%
28.08.2025 Ikumi Yamazaki vs Shiho AkitaITF W35 Nakhon Pathom 6-7 3-6Hardcourt outdoor Loss
Hold
50.0%
Break
33.3%
27.08.2025 Ikumi Yamazaki vs Monique BarryITF W35 Nakhon Pathom 6-1 6-3Hardcourt outdoor Win
Hold
75.0%
Break
75.0%
21.08.2025 Ikumi Yamazaki vs Tyra Caterina GrantITF W50 Bistrita 7-5 0-6 0-6Clay Loss
Hold
33.3%
Break
25.0%
19.08.2025 Ikumi Yamazaki vs Sapfo SakellaridiITF W50 Bistrita 6-4 3-6 6-3Clay Win
Hold
78.6%
Break
28.6%
13.08.2025 Ikumi Yamazaki vs Weronika FalkowskaITF W35 Bydgoszcz 2-6 3-6Clay Loss
Hold
44.4%
Break
12.5%
10.08.2025 Ikumi Yamazaki vs Anouk KoevermansITF W50 Koksijde 6-1 6-4Clay Win
Hold
75.0%
Break
62.5%
09.08.2025 Ikumi Yamazaki vs Gabriela CeITF W50 Koksijde 6-2 6-2Clay Win
Hold
85.7%
Break
62.5%
08.08.2025 Ikumi Yamazaki vs Priska Madelyn NugrohoITF W50 Koksijde 2-6 6-2 6-3Clay Win
Hold
75.0%
Break
38.5%
07.08.2025 Ikumi Yamazaki vs Anouck Vrancken PeetersITF W50 Koksijde 4-6 6-2 6-1Clay Win
Hold
66.7%
Break
61.5%
05.08.2025 Ikumi Yamazaki vs Cagla BuyukakcayITF W50 Koksijde 6-1 7-6Clay Win
Hold
66.7%
Break
54.5%
29.07.2025 Ikumi Yamazaki vs Tilwith Di GirolamiITF W35 Knokke-Heist 1-6 6-4 4-5Clay Loss
Hold
50.0%
Break
30.8%
06.07.2025 Ikumi Yamazaki vs Fangran TianITF W15 Hong Kong 6-4 2-6 6-1Hardcourt outdoor Win
Hold
61.5%
Break
50.0%
05.07.2025 Ikumi Yamazaki vs Ying ZhangITF W15 Hong Kong 6-2 6-3Hardcourt outdoor Win
Hold
88.9%
Break
50.0%
04.07.2025 Ikumi Yamazaki vs Mayuka AikawaITF W15 Hong Kong 7-6 6-0Hardcourt outdoor Win
Hold
100.0%
Break
30.0%
03.07.2025 Ikumi Yamazaki vs Naomi XuITF W15 Hong Kong 6-0 6-1Hardcourt outdoor Win
Hold
85.7%
Break
100.0%
02.07.2025 Ikumi Yamazaki vs Ramu UedaITF W15 Hong Kong 6-3 6-1Hardcourt outdoor Win
Hold
100.0%
Break
50.0%
24.06.2025 Ikumi Yamazaki vs Alisa KummelITF W35 Taipei 3-6 4-6Hardcourt outdoor Loss
Hold
55.6%
Break
20.0%
17.06.2025 Ikumi Yamazaki vs Jiaqi WangITF W50 Taizhou 2-6 6-1 0-6Hardcourt outdoor Loss
Hold
30.0%
Break
45.5%
10.06.2025 Ikumi Yamazaki vs Yufei RenW35 Luzhou 6-7 1-6Hardcourt outdoor Loss
Hold
50.0%
Break
20.0%
22.05.2025 Ikumi Yamazaki vs Misaki MatsudaW35 Andong 2-6 0-6Hardcourt outdoor Loss
Hold
14.3%
Break
14.3%
21.05.2025 Ikumi Yamazaki vs Gaeul JangITF W35 Andong 6-3 7-5Hardcourt outdoor Win
Hold
60.0%
Break
63.6%
15.05.2025 Ikumi Yamazaki vs Wushuang ZhengW35 Changwon 3-6 0-6Hardcourt outdoor Loss
Hold
25.0%
Break
14.3%