Jumpei Yamasaki vs Kaito ItsusakiPrediction, Head-to-Head Results, and Stats
Jumpei Yamasaki and Kaito Itsusaki have met 1 time since 2017; Jumpei Yamasaki leads 1–0. Across all meetings Yamasaki has taken 2 sets to Itsusaki's 0. Their most recent meeting: Jumpei Yamasaki won at Yokohama (2017).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Yamasaki | Itsusaki | ||
|---|---|---|---|---|
| Indicator | Jumpei Yamasaki | Kaito Itsusaki | ||
| Wins in straight sets | 70% | 7/10 | — | |
| Wins a set when losing | 29% | 4/14 | — | |
| Goes to a deciding set | 29% | 7/24 | — | |
| Covers −1.5 sets as favorite | 30% | 3/10 | — | |
| Covers +1.5 sets as underdog | 50% | 6/12 | — | |
| Tiebreak sets won | 50% | 5/10 | — | |
| Wins after taking set 1 | 82% | 9/11 | — | |
| Wins 2-0 after taking set 1 | 64% | 7/11 | — | |
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 (Yamasaki 1, Itsusaki 0).
Previous meetings
1 career meeting, newest first
Feb 27, 2017
Yokohama
H Hard · 2nd Round Qualifying
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Yamasaki | Itsusaki |
|---|---|---|
| W-L | 3–1 | - |
| Avg odds | 2.05 | - |
| ROI % | +44.0% | - |
| Units P/L | +1.76u | - |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Recent Form
Last five matches per player
Jangjun Kim
M15 Tokyo · Quarterfinals
Jun 12
Hayden Jones
M15 Tokyo · 2nd Round
Jun 11
Colin Sinclair
M15 Tokyo · 1st Round
Jun 10
Asahi Harazaki
Futures 2026
Jun 8
Natsuki Yamamoto
Futures 2026
Jun 7
Leo Vithoontien
M15 Karuizawa · 2nd Round
May 28
Ryo Minakata
M15 Karuizawa · Round of 32
May 27
Ryo Minakata
M15 Karuizawa · 1st Round
May 26
Go Soeda
Yokohama · Round of 32
Feb 28
Takuto Niki
Kyoto · 1st Round Qualifying
Feb 1
Peter Kobelt
Yokohama · 1st Round Qualifying
Feb 27
Jumpei Yamasaki
Yokohama · 2nd Round Qualifying
Feb 27
Hiroki Kondo
Kyoto · 1st Round Qualifying
Feb 2
Peter Kobelt
Yokohama · 1st Round Qualifying
Nov 1
Win rate
Matches, sets and games won · Last 12 months · 25–25 matches
| Metric | Yamasaki | Itsusaki |
|---|---|---|
| Matches won | 44% | - |
| Sets won | 45% | - |
| Games won | 49% | - |
Record by tier
Head-to-head record by tournament tier
| Stage | Yamasaki | Itsusaki |
|---|---|---|
| ATP Challenger Tour | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Yamasaki | Itsusaki |
|---|---|---|
| Hard | 1 | 0 |
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