Riko Kikawada vs Rira KosakaPrediction, Head-to-Head Results, and Stats
Riko Kikawada and Rira Kosaka have met 1 time since 2026; Rira Kosaka leads 1–0. Across all meetings Kikawada has taken 0 sets to Kosaka's 2. 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 | Kikawada | Kosaka | ||
|---|---|---|---|---|
| Indicator | Riko Kikawada | Rira Kosaka | ||
| Wins in straight sets | 71% | 10/14 | 100% | 6/6 |
| Wins a set when losing | 30% | 6/20 | 56% | 5/9 |
| Goes to a deciding set | 29% | 10/34 | 33% | 5/15 |
| Covers −1.5 sets as favorite | 50% | 4/8 | 100% | 1/1 |
| Covers +1.5 sets as underdog | 41% | 7/17 | 67% | 6/9 |
| Tiebreak sets won | 80% | 4/5 | 100% | 1/1 |
| Wins after taking set 1 | 82% | 14/17 | 75% | 6/8 |
| Wins 2-0 after taking set 1 | 59% | 10/17 | 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 (Kikawada 0, Kosaka 1).
Style Matchup
Playing styles and historical archetype record
Kikawada
🛡️ The Spoiler
Kosaka
⚙️ Grinder
Matchup analysis
The 🛡️ The Spoiler archetype wins about 55% vs ⚙️ Grinder across 833 matches in our dataset: a stylistic lean toward Riko Kikawada.
The Spoiler players often use strong court coverage and strong retrieval to pressure the grinder's relentless consistency.
Previous meetings
1 career meeting, newest first
Jul 6, 2026
Luan 2 ITF
H Hard
Prop Research
Hit rates on common betting markets · Last 90 days
| Outcome | Kikawada | Kosaka | ||
|---|---|---|---|---|
| Outcome | Riko Kikawada | Rira Kosaka | ||
| 1 or more | 25% | 1/4 | 40% | 2/5 |
| 3 or more | 0% | 0/4 | 0% | 0/5 |
| 5 or more | 0% | 0/4 | 0% | 0/5 |
| 10 or more | 0% | 0/4 | 0% | 0/5 |
| 15 or more | 0% | 0/4 | 0% | 0/5 |
| 20 or more | 0% | 0/4 | 0% | 0/5 |
Player ROI
Hypothetical if you put 1u on each player to win every one of their matches · Last 90 days
| Metric | Kikawada | Kosaka |
|---|---|---|
| W-L | 3–3 | 3–5 |
| Avg odds | 4.10 | 2.96 |
| ROI % | +31.6% | -1.8% |
| Units P/L | +1.90u | -0.14u |
Small sample: ROI stabilizes with more matches; fewer than 10 in the window is noisy.
Travel
Last 30 days
| Metric | Kikawada | Kosaka |
|---|---|---|
| Countries | 1 | — |
| Events | 1 | — |
| Matches | 3 | — |
| Distance | — | — |
| Route | ECU | — |
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.
Common opponents
Results vs. opponents both players faced · Last 12 months
Across 2 shared opponents, both Kikawada and Kosaka posted a 0% win rate.
| Opponent | Kikawada | Kosaka |
|---|---|---|
| Yan Sr Zhang | L 36 26 | L 46 75 46 |
| Ying Zhang | L 36 26 | L 46 75 46 |
Recent Form
Last five matches per player
Clarissa Blomqvist
W15 Monastir · Semifinals
Aug 29
Elyse Tse
W15 Monastir · Quarterfinals
Aug 28
Daniela Darta Feldmane
W15 Monastir · 1st Round
Aug 26
Maria Kalyakina
W15 Luan · 2nd Round
Jul 16
Shihomi Li Xuan Leong
W15 Luan · 1st Round
Jul 14
Rira Kosaka
Luan 2 ITF
Jul 6
Yuka Hosoki
W15 Sapporo · 1st Round
Jun 24
Yan Sr Zhang
Sapporo ITF · Round of 32
Jun 17
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 · 15–34 matches
| Metric | Kikawada | Kosaka |
|---|---|---|
| Matches won | 41% | 40% |
| Sets won | 44% | 49% |
| Games won | 47% | 50% |
Record by tier
Head-to-head record by tournament tier
| Stage | Kikawada | Kosaka |
|---|---|---|
| ITF W | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Kikawada | Kosaka |
|---|---|---|
| Hard | 0 | 1 |
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