RK
WTA · Rank #1406
WTA · Rank #1406
Rira Kosaka
61.5%Accuracy
13
Matches Analyzed
Recent Form
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D. Kuczer vs R. Kosaka, ITF Women - W15 Monastir, 09:35, Finished. Match winner odds: 1.17 for D. Kuczer, 4.75 for R. Kosaka. AI winner pick: D. Kuczer, odds 1.17, confidence 4.7 out of 10. This tip won. Predicted score: 6-1, 2-6, 7-5. Best AI tip: D. Kuczer, odds 1.17, confidence 4.7 out of 10. This tip won.
D. Kuczer
R. Kosaka
R. Kosaka vs L. I. Fernandez, ITF Women - W15 Monastir, 08:30, Finished. Match winner odds: 1.75 for R. Kosaka, 2.02 for L. I. Fernandez. AI winner pick: L. I. Fernandez, odds 2.02, confidence 2.1 out of 10. This tip lost. Predicted score: 6-2, 3-6, 5-7. Best AI tip: L. I. Fernandez, odds 2.02, confidence 2.1 out of 10. This tip lost.
R. Kosaka
L. I. Fernandez
S. Paris vs R. Kosaka, ITF Women - W15 Monastir, 08:00, Finished. Match winner odds: 4 for S. Paris, 1.23 for R. Kosaka. AI winner pick: R. Kosaka, odds 1.23, confidence 3.2 out of 10. This tip won. Predicted score: 3-6, 3-6. Best AI tip: R. Kosaka, odds 1.23, confidence 3.2 out of 10. This tip won.
S. Paris
R. Kosaka
09:35
Finished
0935
D. Kuczer
R. Kosaka
2
0
▾1.17
▴4.75
1
▾1.17
612675
1
▾1.17
4.7/10
08:30
Finished
0830
R. Kosaka
L. I. Fernandez
2
0
▾1.75
▴2.02
2
▴2.02
623657
2
▴2.02
2.1/10
08:00
Finished
0800
S. Paris
R. Kosaka
1
2
▾4
▴1.23
2
▴1.23
3636
2
▴1.23
3.2/10
J. Zhang vs R. Kosaka, ITF Women - W15 Luan, 10:00, Finished. Match winner odds: 1.38 for J. Zhang, 3.35 for R. Kosaka. AI winner pick: R. Kosaka, odds 3.35, confidence 1.6 out of 10. This tip lost. Predicted score: 7-5, 2-6, 0-6. Best AI tip: O20.5, odds 1.97, confidence 4.7 out of 10. This tip lost.
J. Zhang
R. Kosaka
R. Kosaka vs L. An, ITF Women - W15 Luan, 10:00, Finished. Match winner odds: 1.44 for R. Kosaka, 2.65 for L. An. AI winner pick: R. Kosaka, odds 1.44, confidence 3.8 out of 10. This tip won. Predicted score: 6-4, 6-4. Best AI tip: R. Kosaka, odds 1.44, confidence 3.8 out of 10. This tip won.
R. Kosaka
L. An
10:00
Finished
1000
J. Zhang
R. Kosaka
2
0
1.38
3.35
2
3.35
752606
O20.5
1.97
4.7/10
10:00
Finished
1000
R. Kosaka
L. An
2
0
▾1.44
▴2.65
1
▾1.44
6464
1
▾1.44
3.8/10
R. Kosaka vs Y. Zhang, ITF Women - W15 Sapporo, 03:00, Finished. Match winner odds: 3.9 for R. Kosaka, 1.25 for Y. Zhang. AI winner pick: Y. Zhang, odds 1.25, confidence 2.0 out of 10. This tip won. Predicted score: 3-6, 3-6. Best AI tip: Y. Zhang, odds 1.25, confidence 2.0 out of 10. This tip won.
R. Kosaka
Y. Zhang
M. Uemura vs R. Kosaka, ITF Women - W15 Sapporo, 04:30, Finished. Match winner odds: 1.19 for M. Uemura, 4.2 for R. Kosaka. AI winner pick: M. Uemura, odds 1.19, confidence 9.8 out of 10. This tip lost. Predicted score: 6-1, 6-3. Best AI tip: M. Uemura, odds 1.19, confidence 9.8 out of 10. This tip lost.
M. Uemura
R. Kosaka
03:00
Finished
0300
R. Kosaka
Y. Zhang
1
2
3.9
1.25
2
1.25
3636
2
1.25
2.0/10
04:30
Finished
0430
M. Uemura
R. Kosaka
0
2
▾1.19
▴4.2
1
▾1.19
6163
1
▾1.19
9.8/10
Record by surface
Hard
4-9
Overall
4-9
Our AI on this player
8 correct of 13
From the matches in our database
About Rira Kosaka
Rira Kosaka. Across everything played, 100.5% of all points end up on this side of the net. Almost the entire record comes from one surface, hard (4-9).
Results keep swinging: 2 up and 3 down across the last 5. The longest match we have on record ran to 32 games, against Y. Zhang. Predictions cover match winner and score, alongside serve, return and break-point statistics. Most recently seen in our data at ITF Women W15 Monastir.
Serve & Return
First Serve %
—
1st Serve Won
—
2nd Serve Won
—
Aces / Match
0.6
Double Faults / Match
4.4
Break Pts Saved
—
Break Pts Converted
—
Return Pts Won
45.4%
Service Hold %
—
Total Pts Won
108.7%
Records
Last 12 months
0
Titles
0
Finals
0
Semis or better
19
Events played
Tournament Results
ITF W15 Luan 5 Women
ITF
Round of 16
ITF W15 Sapporo 2 Women
ITF
Round of 16
ITF W15 Yeongwol 2 Women
ITF
Round of 16
ITF W15 Luan 4 Women
ITF
Round of 32
ITF W35 Andong Women
ITF
Round of 32
ITF W35 Miyazaki 2 Women
ITF
Round of 32
ITF W35 Wagga Wagga 2 Women
ITF
Round of 32
ITF W35 Wagga Wagga Women
ITF
Round of 32
Australian Open, Girls
Juniors
Round of 64
ITF W15 Fukui Women
ITF
Qualifying
ITF W15 Maanshan 4 Women
ITF
Qualifying
ITF W15 Tianjin 3 Women
ITF
Qualifying
ITF W15 Toyama 2 Women
ITF
Qualifying
ITF W15 Yeongwol Women
ITF
Qualifying
ITF W35 Fukuoka Women
ITF
Qualifying
ITF W35 Hamamatsu Women
ITF
Qualifying
ITF W35 Miyazaki Women
ITF
Qualifying
ITF W35 Osaka Women
ITF
Qualifying
ITF W50 Nanao Women
ITF
Qualifying
Deepest runs first, not by date
Frequently asked questions
How accurate are the AI predictions for Rira Kosaka?
+
Our model has graded 13 matches involving Rira Kosaka and got 8 right — a hit rate of 61.5%. Every completed pick stays on the page, so the figure can be checked.