Yeonwoo Ku vs Rina Saigo Head-to-Head Stats & Results
H2H Record
1 - 1
Wins
50% - 50%
Sets Won
3 - 2
Rina Saigo has won more matches in head to head against Yeonwoo Ku
Verdict : Rina Saigo has won more matches in head to head against Yeonwoo Ku
RECENT RESULT : Japan, W15 Kashiwa ITF Women - Hard Court
Set 1
Set 2
Ku
6
6
Saigo
1
1
April 4, 2025 - Yeonwoo Ku Win
H2H Stats
Latest Results
Match Stats (Live)
Match
Set 1
Set 2
Yeonwoo Ku
Rina Saigo
Points
7
Last 10 Balls
3
Yeonwoo Ku
Rina Saigo
Points
0
Match Points Saved
0
Yeonwoo Ku
Rina Saigo
Points
0
Match Points Saved
1
ALL SURFACES
HARD •
CLAY •
GRASS •
Head-to-Head - Full Stats
Performance
Profile
Data Point
Yeonwoo Ku
Rina Saigo
Prize Money
Career
Career
$63,172USD
$82,675USD
Current Rank
519
412
Wins
H2H
H2H
0(0.0%)
1(100.0%)
Sets Won
H2H
H2H
1(33.3%)
2(66.7%)
Win Percentage
2025 Calendar Year
2025 Calendar Year
58.3%7 / 12 Matches
56.3%27 / 48 Matches
Win Percentage
Last 12 Months
Last 12 Months
50.0%22 / 44 Matches
56.3%27 / 48 Matches
Data Point
Yeonwoo Ku
Rina Saigo
Main Hand
Age
-
24
Birthday
-
October 17, 2000
Height
-m
-m
Weight
-kg
-kg
Head-to-Head Record
Date
Tournament
Results
Aug 1
2024
W35 Roehampton ITF Women
Hard
Yeonwoo Ku
1
-2
Rina Saigo
Win Percentage (Match / Set)
2025 Calendar Year
Last 12 Months
Data Point
Yeonwoo Ku
Rina Saigo
Match Wins
58%
56%
Match Wins (3 Sets)
58%
51%
Wins in Straight Sets
58%
38%
Wins From Behind
0%
26%
Won At Least 1 Set
83%
67%
Set 1 Win
83%
48%
Set 2 Win
58%
57%
Set 3 Win
0%
69%
Data Point
Yeonwoo Ku
Rina Saigo
Match Wins
50%
56%
Match Wins (3 Sets)
50%
51%
Wins in Straight Sets
41%
38%
Wins From Behind
12%
26%
Won At Least 1 Set
77%
67%
Set 1 Win
61%
48%
Set 2 Win
57%
57%
Set 3 Win
25%
69%
Aces - Over/Under, Match Total, Average (3 Set Matches)
2025 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Aces Per Match
N/A
0.00
N/A
Most Aces in a match
N/A
0%
N/A
1+
N/A
0%
N/A
2+
N/A
0%
N/A
3+
N/A
0%
N/A
4+
N/A
0%
N/A
5+
N/A
0%
N/A
6+
N/A
0%
N/A
7+
N/A
0%
N/A
8+
N/A
0%
N/A
9+
N/A
0%
N/A
10+
N/A
0%
N/A
15+
N/A
0%
N/A
20+
N/A
0%
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Over 0.5
N/A
0%
N/A
Over 1.5
N/A
0%
N/A
Over 2.5
N/A
0%
N/A
Over 3.5
N/A
0%
N/A
Over 4.5
N/A
0%
N/A
Over 5.5
N/A
0%
N/A
Over 6.5
N/A
0%
N/A
Over 7.5
N/A
0%
N/A
Over 8.5
N/A
0%
N/A
Over 9.5
N/A
0%
N/A
Over 10.5
N/A
0%
N/A
Over 11.5
N/A
0%
N/A
Over 12.5
N/A
0%
N/A
Over 13.5
N/A
0%
N/A
Over 14.5
N/A
0%
N/A
Over 15.5
N/A
0%
N/A
Over 16.5
N/A
0%
N/A
Over 17.5
N/A
0%
N/A
Over 18.5
N/A
0%
N/A
Over 19.5
N/A
0%
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Under 0.5
N/A
100%
N/A
Under 1.5
N/A
100%
50%
Under 2.5
N/A
100%
50%
Under 3.5
N/A
100%
50%
Under 4.5
N/A
100%
50%
Under 5.5
N/A
100%
50%
Under 6.5
N/A
100%
50%
Under 7.5
N/A
100%
50%
Under 8.5
N/A
100%
50%
Under 9.5
N/A
100%
50%
Under 10.5
N/A
100%
50%
Under 11.5
N/A
100%
50%
Under 12.5
N/A
100%
50%
Under 13.5
N/A
100%
50%
Under 14.5
N/A
100%
50%
Milestones
Over
Under
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Aces Per Match
0.50
0.00
N/A
Most Aces in a match
0%
0%
N/A
1+
50%
0%
75%
2+
0%
0%
25%
3+
0%
0%
25%
4+
0%
0%
25%
5+
0%
0%
25%
6+
0%
0%
0%
7+
0%
0%
0%
8+
0%
0%
0%
9+
0%
0%
0%
10+
0%
0%
0%
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Over 0.5
50%
0%
75%
Over 1.5
0%
0%
25%
Over 2.5
0%
0%
25%
Over 3.5
0%
0%
25%
Over 4.5
0%
0%
25%
Over 5.5
0%
0%
0%
Over 6.5
0%
0%
0%
Over 7.5
0%
0%
0%
Over 8.5
0%
0%
0%
Over 9.5
0%
0%
0%
Over 10.5
0%
0%
0%
Over 11.5
0%
0%
0%
Over 12.5
0%
0%
0%
Over 13.5
0%
0%
0%
Over 14.5
0%
0%
0%
Over 15.5
N/A
0%
N/A
Over 16.5
N/A
0%
N/A
Over 17.5
N/A
0%
N/A
Over 18.5
N/A
0%
N/A
Over 19.5
N/A
0%
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Under 0.5
50%
100%
25%
Under 1.5
100%
100%
75%
Under 2.5
100%
100%
75%
Under 3.5
100%
100%
75%
Under 4.5
100%
100%
75%
Under 5.5
100%
100%
100%
Under 6.5
100%
100%
100%
Under 7.5
100%
100%
100%
Under 8.5
100%
100%
100%
Under 9.5
100%
100%
100%
Under 10.5
100%
100%
100%
Under 11.5
100%
100%
100%
Under 12.5
100%
100%
100%
Under 13.5
100%
100%
100%
Under 14.5
100%
100%
100%
Match Total Games - Over/Under
2025 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Yeonwoo Ku
Rina Saigo
Average
Average Games in a Set
9.08
9.58
9.33
Over 6.5
92%
95%
94%
Over 7.5
75%
91%
83%
Over 8.5
50%
60%
55%
Over 9.5
50%
42%
46%
Over 10.5
17%
30%
24%
Over 11.5
17%
30%
24%
Over 12.5
8%
0%
4%
Data Point
Yeonwoo Ku
Rina Saigo
Average
Over 12.5
100%
95%
98%
Over 13.5
100%
95%
98%
Over 14.5
92%
86%
89%
Over 15.5
92%
79%
86%
Over 16.5
67%
74%
71%
Over 17.5
58%
60%
59%
Over 18.5
50%
53%
52%
Over 19.5
50%
49%
50%
Over 20.5
33%
44%
39%
Over 21.5
33%
40%
37%
Over 22.5
25%
37%
31%
Over 23.5
25%
30%
28%
Over 24.5
25%
30%
28%
Over 25.5
17%
26%
22%
Over 26.5
17%
19%
18%
Over 27.5
17%
16%
17%
Over 28.5
17%
12%
15%
Over 29.5
17%
9%
13%
3 Set Matches
Total Games In A Set
Data Point
Yeonwoo Ku
Rina Saigo
Average
Over 12.5
100%
95%
98%
Over 13.5
98%
95%
97%
Over 14.5
93%
86%
90%
Over 15.5
91%
79%
85%
Over 16.5
82%
74%
78%
Over 17.5
68%
60%
64%
Over 18.5
66%
53%
60%
Over 19.5
66%
49%
58%
Over 20.5
55%
44%
50%
Over 21.5
48%
40%
44%
Over 22.5
41%
37%
39%
Over 23.5
36%
30%
33%
Over 24.5
32%
30%
31%
Over 25.5
27%
26%
27%
Over 26.5
18%
19%
19%
Over 27.5
14%
16%
15%
Over 28.5
11%
12%
12%
Over 29.5
11%
9%
10%
Data Point
Yeonwoo Ku
Rina Saigo
Average
Average Games in a Set
9.3
9.58
9.44
Over 6.5
93%
95%
94%
Over 7.5
73%
91%
82%
Over 8.5
55%
60%
58%
Over 9.5
45%
42%
44%
Over 10.5
27%
30%
29%
Over 11.5
27%
30%
29%
Over 12.5
9%
19%
14%
Break of Serve (Break Points Won) - Over/Under
2025 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Breaks Per Match
N/A
5.5
N/A
Over 0.5
N/A
100%
N/A
Over 1.5
N/A
100%
N/A
Over 2.5
N/A
100%
N/A
Over 3.5
N/A
100%
N/A
Over 4.5
N/A
0%
N/A
Over 5.5
N/A
0%
N/A
Over 6.5
N/A
0%
N/A
Over 7.5
N/A
0%
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Average Break-Points Converted (Set 1)
N/A
3.5
N/A
Average Break-Points Converted (Set 2)
N/A
2
N/A
Average Break-Points Converted (Set 3)
N/A
N/A
N/A
will Break Serve %
N/A
60%
N/A
will not Break Serve %
N/A
67%
N/A
Over 0.5
N/A
100%
N/A
Over 1.5
N/A
100%
N/A
Over 2.5
N/A
100%
N/A
Over 3.5
N/A
0%
N/A
Over 4.5
N/A
0%
N/A
Over 5.5
N/A
0%
N/A
Over 6.5
N/A
0%
N/A
Over 7.5
N/A
0%
N/A
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Breaks Per Match
4.25
5.5
9.75
Over 0.5
100%
100%
100%
Over 1.5
100%
100%
100%
Over 2.5
50%
100%
100%
Over 3.5
50%
100%
100%
Over 4.5
50%
0%
100%
Over 5.5
50%
0%
100%
Over 6.5
0%
0%
75%
Over 7.5
0%
0%
75%
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Average Break-Points Converted (Set 1)
2
3.5
5.5
Average Break-Points Converted (Set 2)
1.75
2
3.75
Average Break-Points Converted (Set 3)
1
N/A
0
will Break Serve %
17%
60%
N/A
will not Break Serve %
43%
67%
N/A
Over 0.5
50%
100%
100%
Over 1.5
50%
100%
100%
Over 2.5
0%
100%
100%
Over 3.5
0%
0%
75%
Breaks Per Set data uses Set 1 as a sample.
Double Faults - Over/Under
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Double Faults Per Match
N/A
4
N/A
Over 0.5 (1+)
N/A
100%
N/A
Over 1.5 (2+)
N/A
100%
N/A
Over 2.5 (3+)
N/A
100%
N/A
Over 3.5 (4+)
N/A
100%
N/A
Over 4.5 (5+)
N/A
0%
N/A
Over 5.5 (6+)
N/A
0%
N/A
Over 6.5 (7+)
N/A
0%
N/A
Over 7.5 (8+)
N/A
0%
N/A
Over 8.5 (9+)
N/A
0%
N/A
Over 9.5 (10+)
N/A
0%
N/A
Over 10.5 (11+)
N/A
0%
N/A
3 Set Matches
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Double Faults Per Match
8.5
4
12.5
Over 0.5 (1+)
100%
100%
100%
Over 1.5 (2+)
100%
100%
100%
Over 2.5 (3+)
100%
100%
100%
Over 3.5 (4+)
100%
100%
100%
Over 4.5 (5+)
100%
0%
100%
Over 5.5 (6+)
100%
0%
100%
Over 6.5 (7+)
100%
0%
50%
Over 7.5 (8+)
50%
0%
50%
Over 8.5 (9+)
50%
0%
50%
Over 9.5 (10+)
50%
0%
50%
Over 10.5 (11+)
0%
0%
50%
Tie Breaks - Over/Under
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Yeonwoo Ku
(Match)
(Match)
Rina Saigo
(Match)
(Match)
Average
Tie Breaks Per Match
0.08
0.33
0.2
Over 0.5
8%
28%
18%
Over 1.5
0%
5%
2%
Over 2.5
0%
0%
0%
Under 0.5
92%
72%
18%
Under 1.5
100%
95%
2%
Under 2.5
100%
100%
0%
3 Set Matches
Data Point
Yeonwoo Ku
(Match)
(Match)
Rina Saigo
(Match)
(Match)
Average
Tie Breaks Per Match
0.2
0.33
0.27
Over 0.5
18%
28%
23%
Over 1.5
2%
5%
3%
Over 2.5
0%
0%
0%
Under 0.5
18%
28%
23%
Under 1.5
2%
5%
3%
Under 2.5
0%
0%
0%
Head-to-Head (Hard Courts)
Performance
Profile
Data Point
Yeonwoo Ku
Rina Saigo
Wins
H2H
H2H
0(0.0%)
1(100.0%)
Sets Won
H2H
H2H
1(33.3%)
2(66.7%)
Win Percentage
2025 Calendar Year
2025 Calendar Year
62.5%5 / 8 Matches
51.2%22 / 43 Matches
Win Percentage
Last 12 Months
Last 12 Months
48.7%18 / 37 Matches
51.2%22 / 43 Matches
Data Point
Yeonwoo Ku
Rina Saigo
Main Hand
Age
-
24
Birthday
-
October 17, 2000
Height
-m
-m
Weight
-kg
-kg
Win Percentage (Hard Courts)
2025 Calendar Year
Last 12 Months
Data Point
Yeonwoo Ku
Rina Saigo
Match Wins
63%
51%
Match Wins (3 Sets)
63%
51%
Wins in Straight Sets
63%
35%
Wins From Behind
0%
20%
Won At Least 1 Set
88%
63%
Set 1 Win
88%
47%
Set 2 Win
63%
52%
Set 3 Win
0%
64%
Data Point
Yeonwoo Ku
Rina Saigo
Match Wins
49%
51%
Match Wins (3 Sets)
49%
51%
Wins in Straight Sets
38%
35%
Wins From Behind
14%
20%
Won At Least 1 Set
78%
63%
Set 1 Win
59%
47%
Set 2 Win
57%
52%
Set 3 Win
27%
64%
Aces (Hard Courts)
2025 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Aces Per Match
N/A
0.00
N/A
Most Aces in a match
N/A
0%
N/A
1+
N/A
0%
N/A
2+
N/A
0%
N/A
3+
N/A
0%
N/A
4+
N/A
0%
N/A
5+
N/A
0%
N/A
6+
N/A
0%
N/A
7+
N/A
0%
N/A
8+
N/A
0%
N/A
9+
N/A
0%
N/A
10+
N/A
0%
N/A
15+
N/A
0%
N/A
20+
N/A
0%
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Over 0.5
N/A
0%
N/A
Over 1.5
N/A
0%
N/A
Over 2.5
N/A
0%
N/A
Over 3.5
N/A
0%
N/A
Over 4.5
N/A
0%
N/A
Over 5.5
N/A
0%
N/A
Over 6.5
N/A
0%
N/A
Over 7.5
N/A
0%
N/A
Over 8.5
N/A
0%
N/A
Over 9.5
N/A
0%
N/A
Over 10.5
N/A
0%
N/A
Over 11.5
N/A
0%
N/A
Over 12.5
N/A
0%
N/A
Over 13.5
N/A
0%
N/A
Over 14.5
N/A
0%
N/A
Over 15.5
N/A
0%
N/A
Over 16.5
N/A
0%
N/A
Over 17.5
N/A
0%
N/A
Over 18.5
N/A
0%
N/A
Over 19.5
N/A
0%
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Under 0.5
N/A
100%
N/A
Under 1.5
N/A
100%
50%
Under 2.5
N/A
100%
50%
Under 3.5
N/A
100%
50%
Under 4.5
N/A
100%
50%
Under 5.5
N/A
100%
50%
Under 6.5
N/A
100%
50%
Under 7.5
N/A
100%
50%
Under 8.5
N/A
100%
50%
Under 9.5
N/A
100%
50%
Under 10.5
N/A
100%
50%
Under 11.5
N/A
100%
50%
Under 12.5
N/A
100%
50%
Under 13.5
N/A
100%
50%
Under 14.5
N/A
100%
50%
Milestones
Over
Under
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Aces Per Match
0.5
0
N/A
Most Aces in a match
0%
0%
N/A
1+
50%
0%
75%
2+
0%
0%
25%
3+
0%
0%
25%
4+
0%
0%
25%
5+
0%
0%
25%
6+
0%
0%
0%
7+
0%
0%
0%
8+
0%
0%
0%
9+
0%
0%
0%
10+
0%
0%
0%
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Over 0.5
50%
0%
75%
Over 1.5
0%
0%
25%
Over 2.5
0%
0%
25%
Over 3.5
0%
0%
25%
Over 4.5
0%
0%
25%
Over 5.5
0%
0%
0%
Over 6.5
0%
0%
0%
Over 7.5
0%
0%
0%
Over 8.5
0%
0%
0%
Over 9.5
0%
0%
0%
Over 10.5
0%
0%
0%
Over 11.5
0%
0%
0%
Over 12.5
0%
0%
0%
Over 13.5
0%
0%
0%
Over 14.5
0%
0%
0%
Over 15.5
N/A
0%
N/A
Over 16.5
N/A
0%
N/A
Over 17.5
N/A
0%
N/A
Over 18.5
N/A
0%
N/A
Over 19.5
N/A
0%
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Under 0.5
50%
100%
25%
Under 1.5
100%
100%
75%
Under 2.5
100%
100%
75%
Under 3.5
100%
100%
75%
Under 4.5
100%
100%
75%
Under 5.5
100%
100%
100%
Under 6.5
100%
100%
100%
Under 7.5
100%
100%
100%
Under 8.5
100%
100%
100%
Under 9.5
100%
100%
100%
Under 10.5
100%
100%
100%
Under 11.5
100%
100%
100%
Under 12.5
100%
100%
100%
Under 13.5
100%
100%
100%
Under 14.5
100%
100%
100%
Match Total Games (Hard Courts)
2025 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Yeonwoo Ku
Rina Saigo
Average
Average Games in a Set
9.08
9.58
9.33
Over 6.5
92%
95%
94%
Over 7.5
75%
91%
83%
Over 8.5
50%
60%
55%
Over 9.5
50%
42%
46%
Over 10.5
17%
30%
24%
Over 11.5
17%
30%
24%
Over 12.5
8%
0%
4%
Data Point
Yeonwoo Ku
Rina Saigo
Average
Over 12.5
100%
95%
98%
Over 13.5
100%
95%
98%
Over 14.5
92%
86%
89%
Over 15.5
92%
79%
86%
Over 16.5
67%
74%
71%
Over 17.5
58%
60%
59%
Over 18.5
50%
53%
52%
Over 19.5
50%
49%
50%
Over 20.5
33%
44%
39%
Over 21.5
33%
40%
37%
Over 22.5
25%
37%
31%
Over 23.5
25%
30%
28%
Over 24.5
25%
30%
28%
Over 25.5
17%
26%
22%
Over 26.5
17%
19%
18%
Over 27.5
17%
16%
17%
Over 28.5
17%
12%
15%
Over 29.5
17%
9%
13%
3 Set Matches
Total Games In A Set
Data Point
Yeonwoo Ku
Rina Saigo
Average
Over 12.5
100%
95%
98%
Over 13.5
98%
95%
97%
Over 14.5
93%
86%
90%
Over 15.5
91%
79%
85%
Over 16.5
82%
74%
78%
Over 17.5
68%
60%
64%
Over 18.5
66%
53%
60%
Over 19.5
66%
49%
58%
Over 20.5
55%
44%
50%
Over 21.5
48%
40%
44%
Over 22.5
41%
37%
39%
Over 23.5
36%
30%
33%
Over 24.5
32%
30%
31%
Over 25.5
27%
26%
27%
Over 26.5
18%
19%
19%
Over 27.5
14%
16%
15%
Over 28.5
11%
12%
12%
Over 29.5
11%
9%
10%
Data Point
Yeonwoo Ku
Rina Saigo
Average
Average Games in a Set
9.3
9.58
9.44
Over 6.5
93%
95%
94%
Over 7.5
73%
91%
82%
Over 8.5
55%
60%
58%
Over 9.5
45%
42%
44%
Over 10.5
27%
30%
29%
Over 11.5
27%
30%
29%
Over 12.5
9%
19%
14%
Break Points Won (Hard Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Breaks Per Match
N/A
5.5
N/A
Over 0.5
N/A
100%
N/A
Over 1.5
N/A
100%
N/A
Over 2.5
N/A
100%
N/A
Over 3.5
N/A
100%
N/A
Over 4.5
N/A
0%
N/A
Over 5.5
N/A
0%
N/A
Over 6.5
N/A
0%
N/A
Over 7.5
N/A
0%
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Average Break-Points Converted (Set 1)
N/A
3.5
N/A
Average Break-Points Converted (Set 2)
N/A
2
N/A
Average Break-Points Converted (Set 3)
N/A
N/A
N/A
will Break Serve %
N/A
60%
N/A
will not Break Serve %
N/A
67%
N/A
Over 0.5
N/A
100%
N/A
Over 1.5
N/A
100%
N/A
Over 2.5
N/A
100%
N/A
Over 3.5
N/A
0%
N/A
Over 4.5
N/A
0%
N/A
Over 5.5
N/A
0%
N/A
Over 6.5
N/A
0%
N/A
Over 7.5
N/A
0%
N/A
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Breaks Per Match
4.25
5.5
9.75
Over 0.5
100%
100%
100%
Over 1.5
100%
100%
100%
Over 2.5
50%
100%
100%
Over 3.5
50%
100%
100%
Over 4.5
50%
0%
100%
Over 5.5
50%
0%
100%
Over 6.5
0%
0%
75%
Over 7.5
0%
0%
75%
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Average Break-Points Converted (Set 1)
2
3.5
5.5
Average Break-Points Converted (Set 2)
1.75
2
3.75
Average Break-Points Converted (Set 3)
1
N/A
0
will Break Serve %
17%
60%
N/A
will not Break Serve %
43%
67%
N/A
Over 0.5
50%
100%
100%
Over 1.5
50%
100%
100%
Over 2.5
0%
100%
100%
Over 3.5
0%
0%
75%
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Hard Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Double Faults Per Match
N/A
4
N/A
Over 0.5 (1+)
N/A
100%
N/A
Over 1.5 (2+)
N/A
100%
N/A
Over 2.5 (3+)
N/A
100%
N/A
Over 3.5 (4+)
N/A
100%
N/A
Over 4.5 (5+)
N/A
0%
N/A
Over 5.5 (6+)
N/A
0%
N/A
Over 6.5 (7+)
N/A
0%
N/A
Over 7.5 (8+)
N/A
0%
N/A
Over 8.5 (9+)
N/A
0%
N/A
Over 9.5 (10+)
N/A
0%
N/A
Over 10.5 (11+)
N/A
0%
N/A
3 Set Matches
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Double Faults Per Match
8.5
4
12.5
Over 0.5 (1+)
100%
100%
100%
Over 1.5 (2+)
100%
100%
100%
Over 2.5 (3+)
100%
100%
100%
Over 3.5 (4+)
100%
100%
100%
Over 4.5 (5+)
100%
0%
100%
Over 5.5 (6+)
100%
0%
100%
Over 6.5 (7+)
100%
0%
50%
Over 7.5 (8+)
50%
0%
50%
Over 8.5 (9+)
50%
0%
50%
Over 9.5 (10+)
50%
0%
50%
Over 10.5 (11+)
0%
0%
50%
Tie Breaks (Hard Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Yeonwoo Ku
(Match)
(Match)
Rina Saigo
(Match)
(Match)
Average
Tie Breaks Per Match
0.13
0.33
0.2
Over 0.5
13%
9%
11%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
88%
91%
90%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
3 Set Matches
Data Point
Yeonwoo Ku
(Match)
(Match)
Rina Saigo
(Match)
(Match)
Average
Tie Breaks Per Match
0.24
0.33
0.27
Over 0.5
8%
9%
9%
Over 1.5
0%
0%
0%
Over 2.5
0%
0%
0%
Under 0.5
92%
91%
92%
Under 1.5
100%
100%
100%
Under 2.5
100%
100%
100%
Head-to-Head (Clay Courts)
Performance
Profile
Data Point
Yeonwoo Ku
Rina Saigo
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2025 Calendar Year
2025 Calendar Year
N/A0 / 0 Matches
N/A0 / 0 Matches
Win Percentage
Last 12 Months
Last 12 Months
66.7%2 / 3 Matches
N/A0 / 0 Matches
Data Point
Yeonwoo Ku
Rina Saigo
Main Hand
Age
-
24
Birthday
-
October 17, 2000
Height
-m
-m
Weight
-kg
-kg
Win Percentage (Clay Courts)
2025 Calendar Year
Last 12 Months
Data Point
Yeonwoo Ku
Rina Saigo
Match Wins
N/A
N/A
Match Wins (3 Sets)
N/A
N/A
Wins in Straight Sets
N/A
N/A
Wins From Behind
N/A
N/A
Won At Least 1 Set
N/A
N/A
Set 1 Win
N/A
N/A
Set 2 Win
N/A
N/A
Set 3 Win
N/A
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Wins
67%
N/A
Match Wins (3 Sets)
67%
N/A
Wins in Straight Sets
67%
N/A
Wins From Behind
0%
N/A
Won At Least 1 Set
67%
N/A
Set 1 Win
67%
N/A
Set 2 Win
67%
N/A
Set 3 Win
N/A
N/A
Aces (Clay Courts)
2025 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Aces Per Match
N/A
N/A
N/A
Most Aces in a match
N/A
N/A
N/A
1+
N/A
N/A
N/A
2+
N/A
N/A
N/A
3+
N/A
N/A
N/A
4+
N/A
N/A
N/A
5+
N/A
N/A
N/A
6+
N/A
N/A
N/A
7+
N/A
N/A
N/A
8+
N/A
N/A
N/A
9+
N/A
N/A
N/A
10+
N/A
N/A
N/A
15+
N/A
N/A
N/A
20+
N/A
N/A
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Over 8.5
N/A
N/A
N/A
Over 9.5
N/A
N/A
N/A
Over 10.5
N/A
N/A
N/A
Over 11.5
N/A
N/A
N/A
Over 12.5
N/A
N/A
N/A
Over 13.5
N/A
N/A
N/A
Over 14.5
N/A
N/A
N/A
Over 15.5
N/A
N/A
N/A
Over 16.5
N/A
N/A
N/A
Over 17.5
N/A
N/A
N/A
Over 18.5
N/A
N/A
N/A
Over 19.5
N/A
N/A
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
Under 3.5
N/A
N/A
N/A
Under 4.5
N/A
N/A
N/A
Under 5.5
N/A
N/A
N/A
Under 6.5
N/A
N/A
N/A
Under 7.5
N/A
N/A
N/A
Under 8.5
N/A
N/A
N/A
Under 9.5
N/A
N/A
N/A
Under 10.5
N/A
N/A
N/A
Under 11.5
N/A
N/A
N/A
Under 12.5
N/A
N/A
N/A
Under 13.5
N/A
N/A
N/A
Under 14.5
N/A
N/A
N/A
Milestones
Over
Under
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Aces Per Match
N/A
N/A
N/A
Most Aces in a match
0%
0%
N/A
1+
N/A
N/A
N/A
2+
N/A
N/A
N/A
3+
N/A
N/A
N/A
4+
N/A
N/A
N/A
5+
N/A
N/A
N/A
6+
N/A
N/A
N/A
7+
N/A
N/A
N/A
8+
N/A
N/A
N/A
9+
N/A
N/A
N/A
10+
N/A
N/A
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Over 8.5
N/A
N/A
N/A
Over 9.5
N/A
N/A
N/A
Over 10.5
N/A
N/A
N/A
Over 11.5
N/A
N/A
N/A
Over 12.5
N/A
N/A
N/A
Over 13.5
N/A
N/A
N/A
Over 14.5
N/A
N/A
N/A
Over 15.5
N/A
N/A
N/A
Over 16.5
N/A
N/A
N/A
Over 17.5
N/A
N/A
N/A
Over 18.5
N/A
N/A
N/A
Over 19.5
N/A
N/A
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
Under 3.5
N/A
N/A
N/A
Under 4.5
N/A
N/A
N/A
Under 5.5
N/A
N/A
N/A
Under 6.5
N/A
N/A
N/A
Under 7.5
N/A
N/A
N/A
Under 8.5
N/A
N/A
N/A
Under 9.5
N/A
N/A
N/A
Under 10.5
N/A
N/A
N/A
Under 11.5
N/A
N/A
N/A
Under 12.5
N/A
N/A
N/A
Under 13.5
N/A
N/A
N/A
Under 14.5
N/A
N/A
N/A
Match Total Games (Clay Courts)
2025 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Yeonwoo Ku
Rina Saigo
Average
Average Games in a Set
9.08
9.58
9.33
Over 6.5
92%
95%
94%
Over 7.5
75%
91%
83%
Over 8.5
50%
60%
55%
Over 9.5
50%
42%
46%
Over 10.5
17%
30%
24%
Over 11.5
17%
30%
24%
Over 12.5
8%
0%
4%
Data Point
Yeonwoo Ku
Rina Saigo
Average
Over 12.5
100%
95%
98%
Over 13.5
100%
95%
98%
Over 14.5
92%
86%
89%
Over 15.5
92%
79%
86%
Over 16.5
67%
74%
71%
Over 17.5
58%
60%
59%
Over 18.5
50%
53%
52%
Over 19.5
50%
49%
50%
Over 20.5
33%
44%
39%
Over 21.5
33%
40%
37%
Over 22.5
25%
37%
31%
Over 23.5
25%
30%
28%
Over 24.5
25%
30%
28%
Over 25.5
17%
26%
22%
Over 26.5
17%
19%
18%
Over 27.5
17%
16%
17%
Over 28.5
17%
12%
15%
Over 29.5
17%
9%
13%
3 Set Matches
Total Games In A Set
Data Point
Yeonwoo Ku
Rina Saigo
Average
Over 12.5
100%
95%
98%
Over 13.5
98%
95%
97%
Over 14.5
93%
86%
90%
Over 15.5
91%
79%
85%
Over 16.5
82%
74%
78%
Over 17.5
68%
60%
64%
Over 18.5
66%
53%
60%
Over 19.5
66%
49%
58%
Over 20.5
55%
44%
50%
Over 21.5
48%
40%
44%
Over 22.5
41%
37%
39%
Over 23.5
36%
30%
33%
Over 24.5
32%
30%
31%
Over 25.5
27%
26%
27%
Over 26.5
18%
19%
19%
Over 27.5
14%
16%
15%
Over 28.5
11%
12%
12%
Over 29.5
11%
9%
10%
Data Point
Yeonwoo Ku
Rina Saigo
Average
Average Games in a Set
9.3
9.58
9.44
Over 6.5
93%
95%
94%
Over 7.5
73%
91%
82%
Over 8.5
55%
60%
58%
Over 9.5
45%
42%
44%
Over 10.5
27%
30%
29%
Over 11.5
27%
30%
29%
Over 12.5
9%
19%
14%
Break Points Won (Clay Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Average Break-Points Converted (Set 1)
N/A
N/A
N/A
Average Break-Points Converted (Set 2)
N/A
N/A
N/A
Average Break-Points Converted (Set 3)
N/A
N/A
N/A
will Break Serve %
N/A
N/A
N/A
will not Break Serve %
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Average Break-Points Converted (Set 1)
N/A
N/A
5.5
Average Break-Points Converted (Set 2)
N/A
N/A
3.75
Average Break-Points Converted (Set 3)
N/A
N/A
0
will Break Serve %
N/A
N/A
N/A
will not Break Serve %
N/A
N/A
N/A
Over 0.5
N/A
N/A
100%
Over 1.5
N/A
N/A
100%
Over 2.5
N/A
N/A
100%
Over 3.5
N/A
N/A
75%
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Clay Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Double Faults Per Match
N/A
N/A
N/A
Over 0.5 (1+)
N/A
N/A
N/A
Over 1.5 (2+)
N/A
N/A
N/A
Over 2.5 (3+)
N/A
N/A
N/A
Over 3.5 (4+)
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
3 Set Matches
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Double Faults Per Match
N/A
N/A
N/A
Over 0.5 (1+)
N/A
N/A
N/A
Over 1.5 (2+)
N/A
N/A
N/A
Over 2.5 (3+)
N/A
N/A
N/A
Over 3.5 (4+)
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Tie Breaks (Clay Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Yeonwoo Ku
(Match)
(Match)
Rina Saigo
(Match)
(Match)
Average
Tie Breaks Per Match
N/A
N/A
0.2
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
3 Set Matches
Data Point
Yeonwoo Ku
(Match)
(Match)
Rina Saigo
(Match)
(Match)
Average
Tie Breaks Per Match
0
N/A
0.27
Over 0.5
0%
N/A
N/A
Over 1.5
0%
N/A
N/A
Over 2.5
0%
N/A
N/A
Under 0.5
100%
N/A
50%
Under 1.5
100%
N/A
50%
Under 2.5
100%
N/A
50%
Head-to-Head (Grass Courts)
Performance
Profile
Data Point
Yeonwoo Ku
Rina Saigo
Wins
H2H
H2H
0(0%)
0(0%)
Sets Won
H2H
H2H
0(0%)
0(0%)
Win Percentage
2025 Calendar Year
2025 Calendar Year
50.0%2 / 4 Matches
N/A0 / 0 Matches
Win Percentage
Last 12 Months
Last 12 Months
50.0%2 / 4 Matches
N/A0 / 0 Matches
Data Point
Yeonwoo Ku
Rina Saigo
Main Hand
Age
-
24
Birthday
-
October 17, 2000
Height
-m
-m
Weight
-kg
-kg
Win Percentage (Grass Courts)
2025 Calendar Year
Last 12 Months
Data Point
Yeonwoo Ku
Rina Saigo
Match Wins
50%
N/A
Match Wins (3 Sets)
50%
N/A
Wins in Straight Sets
50%
N/A
Wins From Behind
0%
N/A
Won At Least 1 Set
75%
N/A
Set 1 Win
75%
N/A
Set 2 Win
50%
N/A
Set 3 Win
0%
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Wins
50%
N/A
Match Wins (3 Sets)
50%
N/A
Wins in Straight Sets
50%
N/A
Wins From Behind
0%
N/A
Won At Least 1 Set
75%
N/A
Set 1 Win
75%
N/A
Set 2 Win
50%
N/A
Set 3 Win
0%
N/A
Aces (Grass Courts)
2025 Calendar Year
Last 12 Months
Milestones
Over
Under
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Aces Per Match
N/A
N/A
N/A
Most Aces in a match
N/A
N/A
N/A
1+
N/A
N/A
N/A
2+
N/A
N/A
N/A
3+
N/A
N/A
N/A
4+
N/A
N/A
N/A
5+
N/A
N/A
N/A
6+
N/A
N/A
N/A
7+
N/A
N/A
N/A
8+
N/A
N/A
N/A
9+
N/A
N/A
N/A
10+
N/A
N/A
N/A
15+
N/A
N/A
N/A
20+
N/A
N/A
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Over 8.5
N/A
N/A
N/A
Over 9.5
N/A
N/A
N/A
Over 10.5
N/A
N/A
N/A
Over 11.5
N/A
N/A
N/A
Over 12.5
N/A
N/A
N/A
Over 13.5
N/A
N/A
N/A
Over 14.5
N/A
N/A
N/A
Over 15.5
N/A
N/A
N/A
Over 16.5
N/A
N/A
N/A
Over 17.5
N/A
N/A
N/A
Over 18.5
N/A
N/A
N/A
Over 19.5
N/A
N/A
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
Under 3.5
N/A
N/A
N/A
Under 4.5
N/A
N/A
N/A
Under 5.5
N/A
N/A
N/A
Under 6.5
N/A
N/A
N/A
Under 7.5
N/A
N/A
N/A
Under 8.5
N/A
N/A
N/A
Under 9.5
N/A
N/A
N/A
Under 10.5
N/A
N/A
N/A
Under 11.5
N/A
N/A
N/A
Under 12.5
N/A
N/A
N/A
Under 13.5
N/A
N/A
N/A
Under 14.5
N/A
N/A
N/A
Milestones
Over
Under
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Aces Per Match
N/A
N/A
N/A
Most Aces in a match
0%
0%
N/A
1+
N/A
N/A
N/A
2+
N/A
N/A
N/A
3+
N/A
N/A
N/A
4+
N/A
N/A
N/A
5+
N/A
N/A
N/A
6+
N/A
N/A
N/A
7+
N/A
N/A
N/A
8+
N/A
N/A
N/A
9+
N/A
N/A
N/A
10+
N/A
N/A
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Over 8.5
N/A
N/A
N/A
Over 9.5
N/A
N/A
N/A
Over 10.5
N/A
N/A
N/A
Over 11.5
N/A
N/A
N/A
Over 12.5
N/A
N/A
N/A
Over 13.5
N/A
N/A
N/A
Over 14.5
N/A
N/A
N/A
Over 15.5
N/A
N/A
N/A
Over 16.5
N/A
N/A
N/A
Over 17.5
N/A
N/A
N/A
Over 18.5
N/A
N/A
N/A
Over 19.5
N/A
N/A
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Under 0.5
N/A
N/A
N/A
Under 1.5
N/A
N/A
N/A
Under 2.5
N/A
N/A
N/A
Under 3.5
N/A
N/A
N/A
Under 4.5
N/A
N/A
N/A
Under 5.5
N/A
N/A
N/A
Under 6.5
N/A
N/A
N/A
Under 7.5
N/A
N/A
N/A
Under 8.5
N/A
N/A
N/A
Under 9.5
N/A
N/A
N/A
Under 10.5
N/A
N/A
N/A
Under 11.5
N/A
N/A
N/A
Under 12.5
N/A
N/A
N/A
Under 13.5
N/A
N/A
N/A
Under 14.5
N/A
N/A
N/A
Match Total Games (Grass Courts)
2025 Calendar Year
Last 12 Months
Total Games In A Set
3 Set Matches
Data Point
Yeonwoo Ku
Rina Saigo
Average
Average Games in a Set
9.08
9.58
9.33
Over 6.5
92%
95%
94%
Over 7.5
75%
91%
83%
Over 8.5
50%
60%
55%
Over 9.5
50%
42%
46%
Over 10.5
17%
30%
24%
Over 11.5
17%
30%
24%
Over 12.5
8%
0%
4%
Data Point
Yeonwoo Ku
Rina Saigo
Average
Over 12.5
100%
95%
98%
Over 13.5
100%
95%
98%
Over 14.5
92%
86%
89%
Over 15.5
92%
79%
86%
Over 16.5
67%
74%
71%
Over 17.5
58%
60%
59%
Over 18.5
50%
53%
52%
Over 19.5
50%
49%
50%
Over 20.5
33%
44%
39%
Over 21.5
33%
40%
37%
Over 22.5
25%
37%
31%
Over 23.5
25%
30%
28%
Over 24.5
25%
30%
28%
Over 25.5
17%
26%
22%
Over 26.5
17%
19%
18%
Over 27.5
17%
16%
17%
Over 28.5
17%
12%
15%
Over 29.5
17%
9%
13%
3 Set Matches
Total Games In A Set
Data Point
Yeonwoo Ku
Rina Saigo
Average
Over 12.5
100%
95%
98%
Over 13.5
98%
95%
97%
Over 14.5
93%
86%
90%
Over 15.5
91%
79%
85%
Over 16.5
82%
74%
78%
Over 17.5
68%
60%
64%
Over 18.5
66%
53%
60%
Over 19.5
66%
49%
58%
Over 20.5
55%
44%
50%
Over 21.5
48%
40%
44%
Over 22.5
41%
37%
39%
Over 23.5
36%
30%
33%
Over 24.5
32%
30%
31%
Over 25.5
27%
26%
27%
Over 26.5
18%
19%
19%
Over 27.5
14%
16%
15%
Over 28.5
11%
12%
12%
Over 29.5
11%
9%
10%
Data Point
Yeonwoo Ku
Rina Saigo
Average
Average Games in a Set
9.3
9.58
9.44
Over 6.5
93%
95%
94%
Over 7.5
73%
91%
82%
Over 8.5
55%
60%
58%
Over 9.5
45%
42%
44%
Over 10.5
27%
30%
29%
Over 11.5
27%
30%
29%
Over 12.5
9%
19%
14%
Break Points Won (Grass Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Breaks Per Set
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Average Break-Points Converted (Set 1)
N/A
N/A
N/A
Average Break-Points Converted (Set 2)
N/A
N/A
N/A
Average Break-Points Converted (Set 3)
N/A
N/A
N/A
will Break Serve %
N/A
N/A
N/A
will not Break Serve %
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Breaks Per Set data uses Set 1 as a sample.
3 Set Matches
Breaks Per Set
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Breaks Per Match
N/A
N/A
N/A
Over 0.5
N/A
N/A
N/A
Over 1.5
N/A
N/A
N/A
Over 2.5
N/A
N/A
N/A
Over 3.5
N/A
N/A
N/A
Over 4.5
N/A
N/A
N/A
Over 5.5
N/A
N/A
N/A
Over 6.5
N/A
N/A
N/A
Over 7.5
N/A
N/A
N/A
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Average Break-Points Converted (Set 1)
N/A
N/A
5.5
Average Break-Points Converted (Set 2)
N/A
N/A
3.75
Average Break-Points Converted (Set 3)
N/A
N/A
0
will Break Serve %
N/A
N/A
N/A
will not Break Serve %
N/A
N/A
N/A
Over 0.5
N/A
N/A
100%
Over 1.5
N/A
N/A
100%
Over 2.5
N/A
N/A
100%
Over 3.5
N/A
N/A
75%
Breaks Per Set data uses Set 1 as a sample.
Double Faults (Grass Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Double Faults Per Match
N/A
N/A
N/A
Over 0.5 (1+)
N/A
N/A
N/A
Over 1.5 (2+)
N/A
N/A
N/A
Over 2.5 (3+)
N/A
N/A
N/A
Over 3.5 (4+)
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
3 Set Matches
Data Point
Yeonwoo Ku
Rina Saigo
Match Total
Double Faults Per Match
N/A
N/A
N/A
Over 0.5 (1+)
N/A
N/A
N/A
Over 1.5 (2+)
N/A
N/A
N/A
Over 2.5 (3+)
N/A
N/A
N/A
Over 3.5 (4+)
N/A
N/A
N/A
Over 4.5 (5+)
N/A
N/A
N/A
Over 5.5 (6+)
N/A
N/A
N/A
Over 6.5 (7+)
N/A
N/A
N/A
Over 7.5 (8+)
N/A
N/A
N/A
Over 8.5 (9+)
N/A
N/A
N/A
Over 9.5 (10+)
N/A
N/A
N/A
Over 10.5 (11+)
N/A
N/A
N/A
Tie Breaks (Grass Courts)
2025 Calendar Year
Last 12 Months
3 Set Matches
Data Point
Yeonwoo Ku
(Match)
(Match)
Rina Saigo
(Match)
(Match)
Average
Tie Breaks Per Match
0
N/A
0.2
Over 0.5
0%
N/A
N/A
Over 1.5
0%
N/A
N/A
Over 2.5
0%
N/A
N/A
Under 0.5
100%
N/A
50%
Under 1.5
100%
N/A
50%
Under 2.5
100%
N/A
50%
3 Set Matches
Data Point
Yeonwoo Ku
(Match)
(Match)
Rina Saigo
(Match)
(Match)
Average
Tie Breaks Per Match
0
N/A
0.27
Over 0.5
0%
N/A
N/A
Over 1.5
0%
N/A
N/A
Over 2.5
0%
N/A
N/A
Under 0.5
100%
N/A
50%
Under 1.5
100%
N/A
50%
Under 2.5
100%
N/A
50%
Latest Results For Yeonwoo Ku
Date
Tournament
Player
Opponent
Total Sets
Yeonwoo Ku
14 - 6
Opponent
Total Wins
Yeonwoo Ku
6 - 3
Opponent
Win Percentage
Yeonwoo Ku
67% - 33%
Opponent
Latest Results For Rina Saigo
Date
Tournament
Player
Opponent
Total Sets
Rina Saigo
6 - 14
Opponent
Total Wins
Rina Saigo
3 - 6
Opponent
Win Percentage
Rina Saigo
33% - 67%
Opponent
Match Odds
Decimal
Market
Odds
Match Winner - Yeonwoo Ku
2.10
Match Winner - Rina Saigo
1.67
Ranking
Elo
Ranking
Elo