Liuyan An vs Rira KosakaPrediction, Head-to-Head Results, and Stats
Liuyan An and Rira Kosaka have met 1 time since 2026; Rira Kosaka leads 1–0. Across all meetings An has taken 0 sets to Kosaka's 2. Their most recent meeting: Rira Kosaka won at W15 Luan (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | An | Kosaka | ||
|---|---|---|---|---|
| Indicator | Liuyan An | Rira Kosaka | ||
| Wins in straight sets | 100% | 7/7 | 100% | 6/6 |
| Wins a set when losing | 13% | 2/16 | 56% | 5/9 |
| Goes to a deciding set | 9% | 2/23 | 33% | 5/15 |
| Covers −1.5 sets as favorite | 100% | 5/5 | 100% | 1/1 |
| Covers +1.5 sets as underdog | 7% | 1/14 | 67% | 6/9 |
| Tiebreak sets won | 50% | 2/4 | 100% | 1/1 |
| Wins after taking set 1 | 88% | 7/8 | 75% | 6/8 |
| Wins 2-0 after taking set 1 | 88% | 7/8 | 75% | 6/8 |
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. Head-to-head: 1 of 1 completed meetings ended in straight sets (An 0, Kosaka 1).
Style Matchup
Playing styles and historical archetype record
An
🪃 Counterpuncher
Kosaka
⚙️ Grinder
Matchup analysis
The 🪃 Counterpuncher archetype wins about 69% vs ⚙️ Grinder across 2,396 matches in our dataset: a stylistic lean toward Liuyan An.
Counterpuncher players often use elite bp conversion and strong return game to pressure the grinder's relentless consistency.
Previous meetings
1 career meeting, newest first
Jul 14, 2026
W15 Luan
H Hard · 1st Round
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | An | Kosaka | ||
|---|---|---|---|---|
| Outcome | Liuyan An | Rira Kosaka | ||
| 1 or more | 33% | 1/3 | 40% | 2/5 |
| 3 or more | 0% | 0/3 | 0% | 0/5 |
| 5 or more | 0% | 0/3 | 0% | 0/5 |
| 10 or more | 0% | 0/3 | 0% | 0/5 |
| 15 or more | 0% | 0/3 | 0% | 0/5 |
| 20 or more | 0% | 0/3 | 0% | 0/5 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | An | Kosaka |
|---|---|---|
| W-L | 0–5 | 3–5 |
| Avg odds | 5.93 | 2.96 |
| ROI % | -100.0% | -1.8% |
| Units P/L | -5.00u | -0.14u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | An | Kosaka |
|---|---|---|
| Countries | 1 | — |
| Events | 1 | — |
| Matches | 1 | — |
| Distance | — | — |
| Route | USA | — |
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
Sijia Wei
W15 Tianjin · 1st Round
Aug 18
Rira Kosaka
W15 Luan · 1st Round
Jul 14
Jiayi Wang
W15 Maanshan · 1st Round
Jun 24
Wenfei Yu
Maanshan 5 ITF
Jun 23
Ryeong Gyeong Park
Maanshan 5 ITF
Jun 22
Ayano Shimizu
Wuning 4 ITF
Jun 7
Maria Kalyakina
Wuning 2 ITF
May 26
Ziyu Zhou
Wuning 2 ITF
May 25
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
Win rate
Matches, sets and games won · Last 12 months · 15–23 matches
| Metric | An | Kosaka |
|---|---|---|
| Matches won | 30% | 40% |
| Sets won | 33% | 49% |
| Games won | 42% | 50% |
Record by tier
Head-to-head record by tournament tier
| Stage | An | Kosaka |
|---|---|---|
| ITF W15 | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | An | Kosaka |
|---|---|---|
| Hard | 0 | 1 |
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