Rira Kosaka vs Salakthip OunmuangPrediction, Head-to-Head Results, and Stats
Rira Kosaka and Salakthip Ounmuang have met 1 time since 2026; Rira Kosaka leads 1–0. Across all meetings Kosaka has taken 2 sets to Ounmuang's 0. Their most recent meeting: Rira Kosaka won at Luan 2 ITF (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Kosaka | Ounmuang | ||
|---|---|---|---|---|
| Indicator | Rira Kosaka | Salakthip Ounmuang | ||
| Wins in straight sets | 100% | 6/6 | 67% | 2/3 |
| Wins a set when losing | 56% | 5/9 | 50% | 2/4 |
| Goes to a deciding set | 33% | 5/15 | 43% | 3/7 |
| Covers −1.5 sets as favorite | 100% | 1/1 | 50% | 1/2 |
| Covers +1.5 sets as underdog | 67% | 6/9 | 67% | 2/3 |
| Tiebreak sets won | 100% | 1/1 | 50% | 1/2 |
| Wins after taking set 1 | 75% | 6/8 | 60% | 3/5 |
| Wins 2-0 after taking set 1 | 75% | 6/8 | 40% | 2/5 |
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 (Kosaka 1, Ounmuang 0).
Style Matchup
Playing styles and historical archetype record
Kosaka
⚙️ Grinder
Ounmuang
🏹 Frontrunner
Matchup analysis
The 🏹 Frontrunner archetype wins about 68% vs ⚙️ Grinder across 181 matches in our dataset: a stylistic lean toward Salakthip Ounmuang.
Frontrunner players often use fast starts and aggressive openers to pressure the grinder's relentless consistency.
Previous meetings
1 career meeting, newest first
Jul 7, 2026
Luan 2 ITF
H Hard
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Kosaka | Ounmuang | ||
|---|---|---|---|---|
| Outcome | Rira Kosaka | Salakthip Ounmuang | ||
| 1 or more | 40% | 2/5 | 50% | 1/2 |
| 3 or more | 0% | 0/5 | 0% | 0/2 |
| 5 or more | 0% | 0/5 | 0% | 0/2 |
| 10 or more | 0% | 0/5 | 0% | 0/2 |
| 15 or more | 0% | 0/5 | 0% | 0/2 |
| 20 or more | 0% | 0/5 | 0% | 0/2 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Kosaka | Ounmuang |
|---|---|---|
| W-L | 3–5 | 1–2 |
| Avg odds | 2.96 | 2.63 |
| ROI % | -1.8% | -65.7% |
| Units P/L | -0.14u | -1.97u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Recent Form
Last five matches per player
Junhan Zhang
W15 Luan · 2nd Round
Jul 16
Juliet Jia Wen Zhang
Luan 4 ITF · Round of 16
Jul 16
Liuyan An
W15 Luan · 1st Round
Jul 14
Seo Yun Choi
W15 Luan · 1st Round
Jul 8
Salakthip Ounmuang
Luan 2 ITF
Jul 7
Riko Kikawada
Luan 2 ITF
Jul 6
Zixuan Zeng
Luan 2 ITF
Jul 5
Yui Ohwaki
Maanshan 6 ITF
Jun 30
Alina Trynkina
W15 Luan · 2nd Round
Jul 16
Ru Xi Wu
W15 Luan · 1st Round
Jul 15
Jiayue Pan
Luan 4 ITF
Jul 13
Junlu Sun
Luan 4 ITF
Jul 12
Rira Kosaka
Luan 2 ITF
Jul 7
Yekaterina Dmitrichenko
Wichita ITF
May 26
Edda Mamedova
W35 Norman 1 · 1st Round
Oct 22
Elina Nepliy
W15 Nakhon Pathom 3 · 1st Round
Aug 20
Win rate
Matches, sets and games won · Last 12 months · 7–15 matches
| Metric | Kosaka | Ounmuang |
|---|---|---|
| Matches won | 40% | 43% |
| Sets won | 49% | 47% |
| Games won | 50% | 51% |
Record by tier
Head-to-head record by tournament tier
| Stage | Kosaka | Ounmuang |
|---|---|---|
| ITF W | 1 | 0 |
By surface
Head-to-head record per surface
| Surface | Kosaka | Ounmuang |
|---|---|---|
| Hard | 1 | 0 |
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