Daisuke Sumizawa vs Haruto IshikawaPrediction, Head-to-Head Results, and Stats
Daisuke Sumizawa and Haruto Ishikawa have met 1 time since 2026; Daisuke Sumizawa leads 1–0. Across all meetings Sumizawa has taken 2 sets to Ishikawa's 0. Their most recent meeting: Daisuke Sumizawa won at M15 Tokyo (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Sumizawa | Ishikawa | ||
|---|---|---|---|---|
| Indicator | Daisuke Sumizawa | Haruto Ishikawa | ||
| Wins in straight sets | 83% | 5/6 | 33% | 2/6 |
| Wins a set when losing | 16% | 3/19 | 23% | 3/13 |
| Goes to a deciding set | 16% | 4/25 | 37% | 7/19 |
| Covers −1.5 sets as favorite | 25% | 1/4 | — | |
| Covers +1.5 sets as underdog | 21% | 3/14 | 38% | 3/8 |
| Tiebreak sets won | 11% | 1/9 | 0% | 0/3 |
| Wins after taking set 1 | 100% | 6/6 | 57% | 4/7 |
| Wins 2-0 after taking set 1 | 83% | 5/6 | 29% | 2/7 |
Colored rows are higher-is-better: green above 50%, red below. Favorite/underdog set by book odds; cover rows count only matches with odds on record. Head-to-head: 1 of 1 completed meetings ended in straight sets (Sumizawa 1, Ishikawa 0).
Style Matchup
Playing styles and historical archetype record
Sumizawa
⚙️ Grinder
Ishikawa
🛡️ The Spoiler
Matchup analysis
⚙️ Grinder vs 🛡️ The Spoiler is historically tight (51% vs 49%, 31 matches). Neither style has a clear edge, so form, surface, and the head-to-head matter most.
Previous meetings
1 career meeting, newest first
Jul 6, 2026
M15 Tokyo
H Hard · 1st Round Qualifying
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Sumizawa | Ishikawa | ||
|---|---|---|---|---|
| Outcome | Daisuke Sumizawa | Haruto Ishikawa | ||
| 1 or more | 100% | 8/8 | 100% | 6/6 |
| 3 or more | 75% | 6/8 | 100% | 6/6 |
| 5 or more | 63% | 5/8 | 0% | 0/6 |
| 10 or more | 13% | 1/8 | 0% | 0/6 |
| 15 or more | 0% | 0/8 | 0% | 0/6 |
| 20 or more | 0% | 0/8 | 0% | 0/6 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Sumizawa | Ishikawa |
|---|---|---|
| W-L | 2–6 | 1–3 |
| Avg odds | 3.55 | 4.52 |
| ROI % | -69.9% | -15.0% |
| Units P/L | -5.59u | -0.60u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Common opponents
Results vs. opponents both players faced · Last 12 months
Across 2 shared opponents, both Sumizawa and Ishikawa posted a 0% win rate.
| Opponent | Sumizawa | Ishikawa |
|---|---|---|
| Siu Chi Nicholas Cheng | L 67 26 | L 36 61 510 |
| Yuta Tomida | L 16 36 | L 57 36 |
Recent Form
Last five matches per player
Siu Chi Nicholas Cheng
M25 Qian Daohu · 1st Round Qualifying
Oct 11
Kosuke Ogura
Guangzhou Challenger · 1st Round Qualifying
Sep 13
Markus Malaszszak
M15 Nonthaburi · 2nd Round
Sep 10
Vraj Gohil
M15 Nonthaburi · 1st Round
Sep 9
Mukund Sasikumar
M15 Nonthaburi · 2nd Round
Sep 3
Chikaya Sato
M15 Nonthaburi · 1st Round
Sep 2
Xin Zhou
M15 Maanshan · 2nd Round Qualifying
Aug 24
Ryuichiro Nakano
M15 Maanshan · 1st Round Qualifying
Aug 23
Luca Connaughton
M25 Darwin · 2nd Round Qualifying
Oct 5
Jack Bruce-Smith
M25 Darwin · 3rd Round Qualifying
Sep 29
Jayden Tzirtis
M25 Darwin · 2nd Round Qualifying
Sep 28
Yan Cheng Chen
M15 Bali · 1st Round
Sep 9
Stefan Storch
M15 Bali · 3rd Round Qualifying
Sep 7
Mykhailo Reshetniak
M15 Bali · 1st Round Qualifying
Sep 6
Gunawan Trismuwantara
M15 Bali · 3rd Round Qualifying
Aug 31
Ashwin Ryan Sharma
M15 Bali · 1st Round Qualifying
Aug 30
Win rate
Matches, sets and games won · Last 12 months · 19–25 matches
| Metric | Sumizawa | Ishikawa |
|---|---|---|
| Matches won | 24% | 32% |
| Sets won | 28% | 33% |
| Games won | 44% | 43% |
Record by tier
Head-to-head record by tournament tier
| Stage | Sumizawa | Ishikawa |
|---|---|---|
| ITF M15 | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Sumizawa | Ishikawa |
|---|---|---|
| Hard | 1 | 0 |
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