Rira Kosaka vs Xiran LanPrediction, Head-to-Head Results, and Stats
Rira Kosaka and Xiran Lan have met 1 time since 2026; Xiran Lan leads 1–0. Across all meetings Kosaka has taken 0 sets to Lan's 2. Their most recent meeting: Xiran Lan won at W15 Tianjin (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Kosaka | Lan | ||
|---|---|---|---|---|
| Indicator | Rira Kosaka | Xiran Lan | ||
| Wins in straight sets | 78% | 14/18 | 100% | 4/4 |
| Wins a set when losing | 47% | 9/19 | 0% | 0/9 |
| Goes to a deciding set | 35% | 13/37 | 0% | 0/13 |
| Covers −1.5 sets as favorite | 33% | 1/3 | — | |
| Covers +1.5 sets as underdog | 69% | 11/16 | 33% | 2/6 |
| Tiebreak sets won | 33% | 1/3 | 100% | 1/1 |
| Wins after taking set 1 | 84% | 16/19 | 100% | 4/4 |
| Wins 2-0 after taking set 1 | 74% | 14/19 | 100% | 4/4 |
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 (Kosaka 0, Lan 1).
Style Matchup
Playing styles and historical archetype record
Kosaka
🧱 The Wall
Lan
🏃 Pusher
Matchup analysis
The 🧱 The Wall archetype wins about 73% vs 🏃 Pusher across 938 matches in our dataset: a stylistic lean toward Rira Kosaka.
The Wall players often use elite returner and low unforced errors to pressure the pusher's extreme retrieval.
Previous meetings
1 career meeting, newest first
Aug 16, 2026
W15 Tianjin
H Hard · 1st Round Qualifying
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Kosaka | Lan | ||
|---|---|---|---|---|
| Outcome | Rira Kosaka | Xiran Lan | ||
| 1 or more | 44% | 4/9 | 50% | 2/4 |
| 3 or more | 11% | 1/9 | 25% | 1/4 |
| 5 or more | 0% | 0/9 | 0% | 0/4 |
| 10 or more | 0% | 0/9 | 0% | 0/4 |
| 15 or more | 0% | 0/9 | 0% | 0/4 |
| 20 or more | 0% | 0/9 | 0% | 0/4 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Kosaka | Lan |
|---|---|---|
| W-L | 3–4 | 2–3 |
| Avg odds | 4.13 | 6.87 |
| ROI % | -15.4% | +144.2% |
| Units P/L | -1.08u | +7.21u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Kosaka | Lan |
|---|---|---|
| Countries | 3 | — |
| Events | 3 | — |
| Matches | 8 | — |
| Distance | — | — |
| Route | AUT → ECU → POR | — |
Host country from each tournament in the last 30 days, including the current event even when a player arrived on a bye. 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.
Common opponents
Results vs. opponents both players faced · Last 12 months
Kosaka has a higher win rate against shared opponents (75% vs Lan's 50%).
| Opponent | Kosaka | Lan |
|---|---|---|
| Eunji Lee | W 26 63 119 | W 63 63 |
| Rinko Matsuda | L 06 36 | L 36 26 |
| Mari Muto | W 62 76 | W 63 62 |
| Xin Tong Wang | W 64 36 102 | L 36 57 |
Recent Form
Last five matches per player
Haruka Kaji
W35 Wagga Wagga · 1st Round
Oct 7
Zoe Theodorakopoulos
W35 Wagga Wagga · 2nd Round Qualifying
Oct 5
Sera Nishimoto
W35 Wagga Wagga · 3rd Round Qualifying
Oct 5
Haruna Arakawa
W35 Wagga Wagga · 1st Round
Sep 30
Remika Ohashi
W35 Wagga Wagga · 3rd Round Qualifying
Sep 29
Shante Lai
W35 Wagga Wagga · 2nd Round Qualifying
Sep 28
Sayaka Ishii
W50 Nanao · 3rd Round Qualifying
Sep 22
Natsuho Arakawa
W50 Nanao · 1st Round Qualifying
Sep 21
Rinko Matsuda
W15 Tianjin · 1st Round
Aug 19
Eunji Lee
W15 Tianjin · 3rd Round Qualifying
Aug 18
Mengxi Sun
W15 Tianjin · 2nd Round Qualifying
Aug 17
Rira Kosaka
W15 Tianjin · 1st Round Qualifying
Aug 16
Yushan Shao
W15 Tianjin · Quarterfinals
Aug 14
Kamonwan Yodpetch
W15 Tianjin · 2nd Round
Aug 13
Meiqi Guo
W15 Tianjin · 1st Round
Aug 11
Chengyiyi Yuan
W15 Tianjin · 1st Round
Aug 5
Win rate
Matches, sets and games won · Last 12 months · 13–37 matches
| Metric | Kosaka | Lan |
|---|---|---|
| Matches won | 49% | 31% |
| Sets won | 52% | 31% |
| Games won | 50% | 41% |
Record by tier
Head-to-head record by tournament tier
| Stage | Kosaka | Lan |
|---|---|---|
| ITF W15 | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Kosaka | Lan |
|---|---|---|
| Hard | 0 | 1 |
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