Kayla Day vs Riko Sawayanagi Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
K. Day vs R. Sawayanagi

Kayla Day

USA

1

Win

Played

0

Win

Age

1.73m

Height

261

C. Rank

853

Best Rank

178

Total Titles

YTD Titles

$561.1K

Career Money

$38.7K

Left-handed (Two-handed backhand)

Plays

Right-Handed

Riko Sawayanagi

JPN

1

Win

Played

0

Win

Age

1.73m

Height

261

C. Rank

853

Best Rank

178

Total Titles

YTD Titles

$561.1K

Career Money

$38.7K

Left-handed (Two-handed backhand)

Plays

Right-Handed

Head-to-head: Day 1 - 0 Sawayanagi

They have played 3 sets in total, with Kayla Day winning 2 and Riko Sawayanagi winning 1. The last match between Kayla Day and Riko Sawayanagi was at the Wesley Chapel, 20-01-2016, Round: R1, Surface: Clay, with Kayla Day getting the victory 4-6 6-3 6-1.

Players	Head To Head Match Wins
Day	1
Sawayanagi	0

Last 1 H2H Matches:

(R1) Wesley Chapel(01-20-16)

Stats

Kayla Day

Riko Sawayanagi

K. Day vs R. Sawayanagi H2H Profile

K. Day	Stats	R. Sawayanagi
$561,063	Career Prize Money	$38,726
56.47% (262-202)	Career Total W/L	56.09% (244-191)
1	Clay	0
7	Titles	3
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

K. Day vs R. Sawayanagi Match Preview:

Second serve performance recent form: In recent form (last 6 months), Kayla Day has won 41.15% of points on their second serve, while Riko Sawayanagi has won 0%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Kayla Day, in recent form, has won 49.38% of their opponent's second serve points, while Riko Sawayanagi has won 0%. The same stats for first serve returns are 29.59% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Kayla Day has saved 43.79% of breakpoints in recent form, whereas Riko Sawayanagi has saved 0% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Kayla Day has won 63.27% of matches played (W/L 31/18), with Riko Sawayanagi winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
Best surface: Kayla Day has their best career surface win % on Clay, winning 60% (W/L 87/59), and worse career win % on Grass, winning 27% (W/L 3/8). Riko Sawayanagi has their best career surface win % on Clay, winning 60% (W/L 38/28), and worse career win % on I.hard, winning 0% (W/L 0/2).
Player level: In the last year, Kayla Day has played most of their matches on the Challengers/ITF tournaments > $10K, winning 64.29% of matches (W/L 27/15), where as Riko Sawayanagi has played most of their matches on the N/A, winning 0% of matches (W/L 0/0). When comparing stats between players to predict the favorite, it is of course all relative to the event level they have been playing at.
Direct H2H matches: They have played 1 times before with Kayla Day winning 1 times and Riko Sawayanagi being victorious 0 times. They have played 3 sets in total, with Kayla Day winning 2 and Riko Sawayanagi winning 1.
The last match between Kayla Day and Riko Sawayanagi was at the Wesley Chapel, 20-01-2016, Round: R1, Surface: Clay, with Kayla Day getting the victory 4-6 6-3 6-1.
Head to head match duration: In past head to head matches, the average match time between these players has been 2:15:0.
Opponent quality stats: Over the last 12 months, Kayla Day has played against opponents with an average rank of 317.59 while Riko Sawayanagi has played against players with an average rank of 0.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Kayla Day has won 53% of deciding sets over the last 12 months, while Riko Sawayanagi has won 0% in all matches played on tour.
Break point conversion: In recent form, Kayla Day has converted 34.07% of breakpoint opportunities, and Riko Sawayanagi has converted 0% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Kayla Day vs Riko Sawayanagi Editorial Preview By TennisTipster88.

K. Day vs R. Sawayanagi H2H Stats Used In Our Predictions

K. Day	Stats	R. Sawayanagi
1	H2H Matches Won	0
2	Sets Won	1
16	Games Won	10
0	Aces (Total)	1
4	Total Double Faults	3
2:15:0	Average Match Time	2:15:0
51% (42/82)	1st Serve %	59% (47/79)
60% (25/42)	1st Serve Win %	47% (22/47)
57% (23/40)	2nd Serve Win %	38% (12/32)
73% (8/11)	Break Pts Won %	38% (5/13)
57% (45/79)	Return Points Win %	41% (34/82)
100% (1/1)	Best‑of‑3 Win %	0% (0/1)
100% (1/1)	Deciding Set Win %	0% (0/1)
0% (0/0)	1st Set Won, Won Match	0% (0/1)
0% (0/0)	1st Set Won, Lost Match	100% (1/1)
100% (1/1)	1st Set Lost, Won Match	0% (0/0)

Recent Performance Stats

K. Day Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W50 Austin - 10-11-2025
QF Ekaterina KhayrutdinovaE. Khayrutdinova	L	6-4 6-4	Stats
R2 Gina FeistelG. Feistel	W	6-4 3-6 7-5	Stats
R1 Carolyn AnsariC. Ansari	W	6-2 6-3	Stats
W75 Toronto - 27-10-2025
R1 Fiona CrawleyF. Crawley	L	6-1 6-2	Stats
W100 Tyler - 20-10-2025
QF Olivia GadeckiO. Gadecki	L	7-6(4) 3-6 6-3	Stats

View All

R. Sawayanagi Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W25 Daegu - 05-06-2023
R1 En Shuo LiangE. Shuo	L	7-6(2) 6-0	Stats
W80 Gifu - 01-05-2023
Q1 Honoka KobayashiH. Kobayashi	L	7-6(2) 1-0 ret.	Stats
W15 Fukui - 24-04-2023
R2 Rinon OkuwakiR. Okuwaki	L	3-6 6-2 6-3	Stats
R1 Chihiro TakayamaC. Takayama	W	7-5 6-0	Stats
W25 Osaka - 10-04-2023
R1 Xiaodi YouX. You	L	6-1 6-1	Stats

View All

K. Day vs R. Sawayanagi Stats Breakdown Vs All H2H Opponents

K. Day	Stats	R. Sawayanagi
56.47% (262/202)	YTD Win/Loss	56.09% (244/191)
55.48% (597/479)	Sets Win/Loss	55.53% (547/438)
52.37% (5217/4745)	Games Win/Loss	52.32% (4569/4164)
56.64% (162/124)	Hard Win/Loss	54.81% (148/122)
59.59% (87/59)	Clay Win/Loss	57.58% (38/28)
47.62% (10/11)	Indoor Hard W/L	62.90% (39/23)
27.27% (3/8)	Grass Win/Loss	51.35% (19/18)
0.22	Aces Per Game	0.07
1096	Aces Total	309
0.36	Double Faults Per Game	0.23
1749	Total Double Faults	977
1:35:22	Average Match Time	1st Match
456.21	Average Opponent Rank	641.74
60% (16889/28136)	1st Serve %	62% (9545/15400)
65% (10965/16889)	1st Serve Win %	60% (5685/9545)
46% (5156/11246)	2nd Serve Win %	42% (2440/5856)
46% (1616/3499)	Break Points Won % (Total)	48% (1010/2101)
44% (12910/29070)	Return Points Win %	47% (7383/15603)
40.63% (13/19)	Slam W/L	14.29% (1/6)
42.11% (8/11)	Masters W/L	0.00% (0/1)
37.21% (16/27)	Main Tour W/L	31.25% (5/11)
60.50% (219/143)	Challenger W/L	57.10% (181/136)
75.00% (6/2)	Futures W/L	60.64% (57/37)
57% (258/455)	Best of 3 Sets Win %	56% (242/429)
75% (3/4)	Best of 5 Sets Win %	0% (0/2)
48% (47/98)	Tiebreaks Win % (Total)	56% (40/72)
51% (76/149)	Deciding Set Win %	49% (57/117)
84% (270/227)	1st Set Won, Won Match	83% (258/214)
16% (270/43)	1st Set Won, Lost Match	17% (258/44)
18% (194/34)	1st Set Lost, Won Match	16% (177/29)