Kokoro Isomura
K. Isomura · Japan
Every match we have on file, with the price the market gave them at the time.
Last five
LLLLW
2026 record
27-28
Hard 27-28
Average price
2.42
Match history
| Date | Event | Opponent | Score | Their price | Market | Result |
|---|---|---|---|---|---|---|
| 2026-10-25 | Seoul | S. Imai | 1.85 | 52% | LOST | |
Games in each set2-6 6-2 3-6 IsomuraImaiPoints won51%49%Serve points won53%52%Return points won48%47%Games held6 of 128 of 13Break points saved9 of 150 of 5Aces05Double faults24 | ||||||
| 2026-10-21 | M15 Tanagura | Y. Tanaka | 1.50 | 62% | LOST | |
Games in each set6-4 3-6 0-6 | ||||||
| 2026-09-09 | M25 Sapporo | K. Saitoh | 1.83 | 50% | LOST | |
Games in each set4-6 1-6 IsomuraSaitohPoints won42%58%Serve points won45%60%Return points won40%55%Games held3 of 97 of 9Break points saved2 of 73 of 5 | ||||||
| 2026-08-31 | Zhangjiagang | E. Aguiard | — | — | LOST | |
Games in each set7-6 5-7 6-7 IsomuraAguiardPoints won48%52%Serve points won62%66%Return points won34%38%Games held14 of 1815 of 18Break points saved6 of 107 of 10Aces721Double faults31 | ||||||
| 2026-08-30 | Zhangjiagang | U. Park | 1.64 | 58% | WON | |
Games in each set7-5 6-4 IsomuraParkPoints won54%46%Serve points won70%62%Return points won38%30%Games held10 of 118 of 11Break points saved6 of 71 of 4Aces79Double faults56 | ||||||
| 2026-08-26 | M25 Taipei 2 | Y. Erel | 4.17 | 77% | LOST | |
Games in each set4-6 0-6 IsomuraErelPoints won41%59%Serve points won45%62%Return points won38%55%Games held3 of 87 of 8Break points saved3 of 84 of 5 | ||||||
| 2026-08-23 | M15 Maanshan 7 | M. Rifqi Fitriadi | — | — | LOST | |
Games in each set5-7 3-6 IsomuraFitriadiPoints won47%53%Serve points won56%63%Return points won37%44%Games held6 of 118 of 10Break points saved2 of 64 of 6 | ||||||
| 2026-08-22 | M15 Maanshan 7 | P. Bar Biryukov | 2.89 | 68% | WON | |
Games in each set7-5 6-3 IsomuraBiryukovPoints won55%45%Serve points won64%52%Return points won48%36%Games held9 of 107 of 11Break points saved8 of 94 of 8 | ||||||
| 2026-08-21 | M15 Maanshan 7 | Y. Takahashi | 2.23 | 57% | WON | |
Games in each set6-1 6-3 IsomuraTakahashiPoints won58%42%Serve points won61%45%Return points won55%39%Games held7 of 83 of 8Break points saved6 of 75 of 10 | ||||||
| 2026-08-20 | M15 Maanshan 7 | Z. Zhao | 1.32 | 72% | WON | |
Games in each set6-2 6-2 IsomuraZhaoPoints won59%41%Serve points won74%53%Return points won47%26%Games held8 of 84 of 8Break points saved0 of 05 of 9 | ||||||
| 2026-08-19 | M15 Maanshan 7 | M. Jones | 2.08 | 54% | WON | |
Games in each set3-6 7-6 6-1 IsomuraJonesPoints won52%48%Serve points won59%55%Return points won45%41%Games held10 of 1310 of 15Break points saved5 of 87 of 12 | ||||||
| 2026-08-11 | Astana | K. Samrej | 2.71 | 64% | LOST | |
Games in each set7-5 0-6 4-6 IsomuraSamrejPoints won47%53%Serve points won48%54%Return points won46%52%Games held6 of 149 of 14Break points saved9 of 1710 of 15Aces014Double faults2217 | ||||||
| 2026-08-10 | Astana | M. Sasikumar | — | — | WON | |
Games in each set1-6 7-6 6-3 IsomuraSasikumarPoints won48%52%Serve points won57%60%Return points won40%43%Games held8 of 1310 of 15Break points saved6 of 116 of 11Aces26Double faults111 | ||||||
| 2026-08-09 | Astana | U. Park | 2.08 | 54% | WON | |
Games in each set6-2 6-2 IsomuraParkPoints won56%44%Serve points won59%47%Return points won53%41%Games held6 of 82 of 8Break points saved1 of 36 of 12Aces64Double faults65 | ||||||
| 2026-07-28 | Vancouver | K. Poling | 2.71 | 65% | LOST | |
Games in each set3-6 4-6 IsomuraPolingPoints won45%55%Serve points won57%69%Return points won31%43%Games held7 of 910 of 10Break points saved11 of 136 of 6Aces23Double faults44 | ||||||
| 2026-07-20 | Winnipeg | J. K. Trotter | 4.06 | 77% | LOST | |
Games in each set1-6 0-6 IsomuraTrotterPoints won32%68%Serve points won37%72%Return points won28%63%Games held1 of 67 of 7Break points saved2 of 73 of 3Aces00Double faults32 | ||||||
| 2026-07-19 | Winnipeg | B. Jones | 1.57 | 60% | WON | |
Games in each set4-6 6-4 7-6 IsomuraJonesPoints won53%47%Serve points won69%59%Return points won41%31%Games held13 of 1613 of 16Break points saved4 of 78 of 11Aces111Double faults318 | ||||||
| 2026-07-13 | Granby | S. Rozin | 3.26 | 71% | LOST | |
Games in each set6-7 4-6 IsomuraRozinPoints won47%53%Serve points won68%80%Return points won20%32%Games held10 of 1111 of 11Break points saved6 of 70 of 0Aces212Double faults21 | ||||||
| 2026-07-12 | Granby | H. Heck | 2.40 | 61% | WON | |
Games in each set0-6 6-4 6-1 IsomuraHeckPoints won50%50%Serve points won53%52%Return points won48%47%Games held6 of 116 of 12Break points saved3 of 88 of 14Aces28Double faults24 | ||||||
| 2026-07-09 | M15 Tokyo 4 (Japan) | S. Imai | 2.67 | 64% | LOST | |
Games in each set4-6 0-6 | ||||||
| 2026-07-08 | M15 Tokyo 4 (Japan) | N. Tomizawa | 1.24 | 77% | WON | |
Games in each set6-4 6-3 | ||||||
| 2026-07-03 | M15 Tokyo 3 (Japan) | M. Jones | 2.90 | 67% | LOST | |
Games in each set3-6 6-3 1-6 | ||||||
| 2026-07-02 | M15 Tokyo 3 (Japan) | Y. Oki | — | — | WON | |
Games in each set6-1 1-6 6-2 | ||||||
| 2026-07-01 | M15 Tokyo 3 (Japan) | R. Taguchi | 1.75 | 55% | WON | |
Games in each set7-6 5-7 7-6 | ||||||
| 2026-06-13 | M15 Maanshan 5 | P. Sornlaksup | 1.83 | 52% | LOST | |
Games in each set4-6 1-6 | ||||||
| 2026-06-12 | M15 Maanshan 5 | H. Liu | RET | — | — | WON |
Games in each set4-6 6-0 3-0 | ||||||
| 2026-06-11 | M15 Maanshan 5 | E. Zhu | 1.90 | 50% | WON | |
Games in each set6-4 6-3 | ||||||
| 2026-06-10 | M15 Maanshan 5 | D. H. Lee | — | — | WON | |
Games in each set6-3 6-3 | ||||||
| 2026-05-28 | M15 Gimcheon 2 | H. Hashimoto | RET | 1.61 | 59% | LOST |
Games in each set3-6 1-5 | ||||||
| 2026-05-26 | M15 Gimcheon 2 | D. H. Lee | — | — | WON | |
Games in each set7-5 6-4 | ||||||
| 2026-05-19 | Bengaluru 3 (India) - Qualification | D. Palan | 1.98 | 51% | LOST | |
Games in each set4-6 6-3 3-6 IsomuraPalanPoints won48%52%Serve points won64%66%Return points won34%36%Games held11 of 1412 of 14Break points saved7 of 106 of 8Aces416Double faults78 | ||||||
| 2026-05-13 | Bengaluru 2 | I. Ivashka | 5.30 | 82% | LOST | |
Games in each set1-6 2-6 IsomuraIvashkaPoints won37%63%Serve points won48%79%Return points won21%52%Games held3 of 78 of 8Break points saved10 of 142 of 2Aces010Double faults43 | ||||||
| 2026-05-12 | Bengaluru 2 | K. Singh | 2.36 | 59% | WON | |
Games in each set7-6 6-3 IsomuraSinghPoints won53%47%Serve points won67%69%Return points won31%33%Games held10 of 118 of 10Break points saved5 of 61 of 3Aces66Double faults51 | ||||||
| 2026-05-06 | M25 Nakhon Pathom 2 (Thailand) | S. Shin | 1.93 | 51% | LOST | |
Games in each set0-6 4-6 | ||||||
| 2026-04-24 | M25 Luzhou | G. Hussey | 4.23 | 77% | LOST | |
Games in each set4-6 2-6 | ||||||
| 2026-04-23 | M25 Luzhou | P. O. Fellin | 2.56 | 63% | WON | |
Games in each set6-1 3-6 6-2 | ||||||
| 2026-04-21 | M25 Luzhou | P. Marinkov | 2.89 | 67% | WON | |
Games in each set7-5 6-3 | ||||||
| 2026-04-13 | Wuning 2 (China) - Qualification | L. Vithoontien | 1.67 | 57% | LOST | |
Games in each set4-6 6-4 3-6 IsomuraVithoontienPoints won46%54%Serve points won64%74%Return points won26%36%Games held12 of 1414 of 15Aces49Double faults56 | ||||||
| 2026-04-12 | Wuning 2 (China) - Qualification | W. Pan | — | — | WON | |
Games in each set6-1 6-3 IsomuraPanPoints won65%35%Serve points won85%50%Return points won50%15%Games held8 of 84 of 8Aces21Double faults20 | ||||||
| 2026-03-29 | Miyazaki (Japan) | C. E. Overbeck | RET | — | — | LOST |
Games in each set3-6 0-1 IsomuraOverbeckPoints won40%60%Serve points won41%60%Return points won40%59%Games held1 of 53 of 5Aces15Double faults31 | ||||||
Backing and fading
45 matches with a price on fileEvery match where we recorded a price before play. A figure is only coloured when its 90% range excludes zero — otherwise the sample cannot tell the difference between an edge and a run of luck.
All matches
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When favourite
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When underdog
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After the first setAcross 73,836 matches on file, the player who drops the opening set wins 17% of the time.
Lost the opening set——Won the opening set——
Running total
Physical history
Retirements, walkovers and medical timeouts on file, newest first.
ITF Hard won when H. Liu retired v H. Liu
ITF Hard retired 0 - 1 v H. Hashimoto
Challenger Hard retired 1 - 0 v C. E. Overbeck
medical timeout 7 that season
last MTO 02.07.26 · 7 MTOs in 2026 · score 4-6 6-3 3-0 ('00 - 00) ⌚️124 m · odds 1.02-8.0 / 2.3 -5.5 | +5.5 1.55 · Hard
medical timeout
last MTO 01.07.2026 · score 1-6 6-1 0-0 ('00 - 00) · odds 1.60-2.20
medical timeout
last MTO 12.06.2026 · score 6-7 7-5 4-3 (00 - 00') · odds 1.45-2.55
medical timeout
last MTO 28.05.2026 · score 6-4 0-1 ('00 - 00) · odds 1.63-2.15
medical timeout
last MTO 24.04.2026 · score 3-6 1-0 (00 - 00') · odds 2.65-1.42
medical timeout
last MTO 29.03.2026 · score 4-6 0-3 (00 - 00') · odds ---
medical timeout
last MTO 02.09.2025 · score 4-3 (00 - 00') · odds 1.13-4.70