Jangjun Kim vs Jumpei YamasakiPrediction, Head-to-Head Results, and Stats
Jangjun Kim and Jumpei Yamasaki have met 1 time since 2026; Jangjun Kim leads 1–0. Across all meetings Kim has taken 2 sets to Yamasaki's 0. Their most recent meeting: Jangjun Kim won at M15 Tokyo (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Kim | Yamasaki | ||
|---|---|---|---|---|
| Indicator | Jangjun Kim | Jumpei Yamasaki | ||
| Wins in straight sets | 83% | 15/18 | 70% | 7/10 |
| Wins a set when losing | 40% | 4/10 | 29% | 4/14 |
| Goes to a deciding set | 25% | 7/28 | 29% | 7/24 |
| Covers −1.5 sets as favorite | 79% | 11/14 | 30% | 3/10 |
| Covers +1.5 sets as underdog | 75% | 6/8 | 50% | 6/12 |
| Tiebreak sets won | 33% | 1/3 | 50% | 5/10 |
| Wins after taking set 1 | 84% | 16/19 | 82% | 9/11 |
| Wins 2-0 after taking set 1 | 79% | 15/19 | 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. Head-to-head: 1 of 1 completed meetings ended in straight sets (Kim 1, Yamasaki 0).
Style Matchup
Playing styles and historical archetype record
Kim
⚙️ Grinder
Yamasaki
🪃 Counterpuncher
Matchup analysis
⚙️ Grinder vs 🪃 Counterpuncher is historically tight (50% vs 50%, 1,208 matches). Neither style has a clear edge, so form, surface, and the head-to-head matter most.
Previous meetings
1 career meeting, newest first
Jun 12, 2026
M15 Tokyo
H Hard · Quarterfinals
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Kim | Yamasaki | ||
|---|---|---|---|---|
| Outcome | Jangjun Kim | Jumpei Yamasaki | ||
| 1 or more | 92% | 11/12 | 100% | 3/3 |
| 3 or more | 83% | 10/12 | 67% | 2/3 |
| 5 or more | 50% | 6/12 | 33% | 1/3 |
| 10 or more | 17% | 2/12 | 0% | 0/3 |
| 15 or more | 0% | 0/12 | 0% | 0/3 |
| 20 or more | 0% | 0/12 | 0% | 0/3 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Kim | Yamasaki |
|---|---|---|
| W-L | 12–3 | 3–1 |
| Avg odds | 1.40 | 2.05 |
| ROI % | +8.3% | +44.0% |
| Units P/L | +1.25u | +1.76u |
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 4 shared opponents, both Kim and Yamasaki posted a 50% win rate.
| Opponent | Kim | Yamasaki |
|---|---|---|
| Kosuke Shibano | W 63 61 | W 36 61 61 |
| Masamichi Imamura | L 26 26 | L 06 46 |
| Hikaru Shiraishi | W 64 46 62 | L 36 76 57 |
| Unknown Player | L 36 26 | W 61 63 |
Recent Form
Last five matches per player
Fitriadi M Rifqi
M15 Wuning · Semifinals
Jul 18
Wishaya Trongcharoenchaikul
M15 Wuning · Quarterfinals
Jul 17
Chun-Chien Hou
M15 Wuning · 2nd Round
Jul 16
Fanming Meng
M15 Wuning · 1st Round
Jul 15
Hoyoung Roh
M15 Wuning · 1st Round
Jul 8
Kosuke Shibano
Futures 2026
Jul 7
Yua Taka
Futures 2026
Jul 6
Takumi Katsuda
Futures 2026
Jul 5
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
Win rate
Matches, sets and games won · Last 12 months · 25–28 matches
| Metric | Kim | Yamasaki |
|---|---|---|
| Matches won | 64% | 44% |
| Sets won | 63% | 45% |
| Games won | 56% | 49% |
Record by tier
Head-to-head record by tournament tier
| Stage | Kim | Yamasaki |
|---|---|---|
| ITF M15 | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Kim | Yamasaki |
|---|---|---|
| Hard | 1 | 0 |
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