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 Futures 2026 (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 | 100% | 7/7 | — | |
| Wins a set when losing | 22% | 4/18 | 0% | 0/3 |
| Goes to a deciding set | 16% | 4/25 | 0% | 0/3 |
| Covers −1.5 sets as favorite | 33% | 2/6 | — | |
| Covers +1.5 sets as underdog | 38% | 5/13 | 0% | 0/1 |
| Tiebreak sets won | 25% | 2/8 | 0% | 0/1 |
| Wins after taking set 1 | 88% | 7/8 | — | |
| Wins 2-0 after taking set 1 | 88% | 7/8 | — | |
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. Small sample — read with care. Head-to-head: 1 of 1 completed meetings ended in straight sets (Sumizawa 1, Ishikawa 0).
Previous meetings
1 career meeting, newest first
Jul 6, 2026
Futures 2026
H Hard
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 | 0–7 | - |
| Avg odds | 3.16 | - |
| ROI % | -100.0% | - |
| Units P/L | -7.00u | - |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Sumizawa | Ishikawa |
|---|---|---|
| Countries | 1 | — |
| Events | 1 | — |
| Matches | 1 | — |
| Distance | — | — |
| Route | CHN | — |
Host country from the tournament each match was played in, over the last 30 days. Route is the order of countries visited; consecutive stops in the same country are shown once. Distance is the great-circle total between host cities, shown only when every stop in the window is geocoded. A rough fatigue signal, not a headline stat.
Recent Form
Last five matches per player
Donghyun Hwang
M15 Tianjin · 1st Round
Aug 5
Ryotaro Taguchi
M15 Bali · 1st Round
Jul 28
Jake Delaney
M15 Brisbane · 1st Round
Jul 22
Riku Takahata
Futures 2026
Jul 7
Haruto Ishikawa
Futures 2026
Jul 6
Riku Takahata
Futures 2026
Jun 30
Nuutti Jokinen
Futures 2026
Jun 29
Yuto Oki
Futures 2026
Jun 15
Daisuke Sumizawa
Futures 2026
Jul 6
Weiwen Pan
M15 Wuning · Round of 32
May 6
Tai Leonard Sach
M15 Hamilton · Round of 32
Dec 10
Carlos Taberner
Barcelona · 1st Round Qualifying
Mar 31
Win rate
Matches, sets and games won · Last 12 months · 3–25 matches
| Metric | Sumizawa | Ishikawa |
|---|---|---|
| Matches won | 28% | 0% |
| Sets won | 33% | 0% |
| Games won | 45% | 26% |
Record by tier
Head-to-head record by tournament tier
| Stage | Sumizawa | Ishikawa |
|---|---|---|
| ITF M | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Sumizawa | Ishikawa |
|---|---|---|
| Hard | 1 | 0 |
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