Ikumi Yamazaki vs Riko Sawayanagi Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
I. Yamazaki vs R. Sawayanagi

Ikumi Yamazaki

JPN

1

Win

Played

0

Win

Age

Height

387

C. Rank

853

348

Best Rank

178

Total Titles

YTD Titles

Career Money

$38.7K

Plays

Right-Handed

Riko Sawayanagi

JPN

1

Win

Played

0

Win

Age

Height

387

C. Rank

853

348

Best Rank

178

Total Titles

YTD Titles

Career Money

$38.7K

Plays

Right-Handed

Head-to-head: Yamazaki 1 - 0 Sawayanagi

They have played 3 sets in total, with Ikumi Yamazaki winning 2 and Riko Sawayanagi winning 1. The last match between Ikumi Yamazaki and Riko Sawayanagi was at the W25 Makinohara, 04-10-2022, Round: R1, Surface: Grass, with Ikumi Yamazaki getting the victory 4-6 6-3 2-0 ret..

Players	Head To Head Match Wins
Yamazaki	1
Sawayanagi	0

Last 1 H2H Matches:

(R1) W25 Makinohara(10-04-22)

Stats

Ikumi Yamazaki

Riko Sawayanagi

I. Yamazaki vs R. Sawayanagi H2H Profile

I. Yamazaki	Stats	R. Sawayanagi
$0	Career Prize Money	$38,726
60.27% (132-87)	Career Total W/L	56.09% (244-191)
1	Grass	0
3	Titles	3
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

I. Yamazaki vs R. Sawayanagi Match Preview:

Second serve performance recent form: In recent form (last 6 months), Ikumi Yamazaki has won 40.58% 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 Ikumi Yamazaki, in recent form, has won 51.50% of their opponent's second serve points, while Riko Sawayanagi has won 0%. The same stats for first serve returns are 34.48% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Ikumi Yamazaki has saved 47.81% 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 Ikumi Yamazaki has won 54.55% of matches played (W/L 30/25), with Riko Sawayanagi winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
Best surface: Ikumi Yamazaki has their best career surface win % on Grass, winning 100% (W/L 7/0), and worse career win % on I.hard, winning 50% (W/L 6/6). Riko Sawayanagi has their best career surface win % on Clay, winning 100% (W/L 38/28), and worse career win % on I.hard, winning 0% (W/L 0/2).
Player level: In the last year, Ikumi Yamazaki has played most of their matches on the Challengers/ITF tournaments > $10K, winning 51.02% of matches (W/L 25/24), 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 Ikumi Yamazaki winning 1 times and Riko Sawayanagi being victorious 0 times. They have played 3 sets in total, with Ikumi Yamazaki winning 2 and Riko Sawayanagi winning 1.
The last match between Ikumi Yamazaki and Riko Sawayanagi was at the W25 Makinohara, 04-10-2022, Round: R1, Surface: Grass, with Ikumi Yamazaki getting the victory 4-6 6-3 2-0 ret..
Head to head match duration: In past head to head matches, the average match time between these players has been 2:11:0.
Opponent quality stats: Over the last 12 months, Ikumi Yamazaki has played against opponents with an average rank of 420.91 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, Ikumi Yamazaki has won 58% 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, Ikumi Yamazaki has converted 42.58% 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.

Ikumi Yamazaki vs Riko Sawayanagi Editorial Preview By TennisTipster88.

I. Yamazaki vs R. Sawayanagi H2H Stats Used In Our Predictions

I. Yamazaki	Stats	R. Sawayanagi
1	H2H Matches Won	0
2	Sets Won	1
12	Games Won	9
0	Aces (Total)	2
3	Total Double Faults	3
2:11:0	Average Match Time	2:11:0
63% (49/78)	1st Serve %	66% (44/67)
59% (29/49)	1st Serve Win %	50% (22/44)
45% (13/29)	2nd Serve Win %	43% (10/23)
75% (6/8)	Break Pts Won %	29% (4/14)
52% (35/67)	Return Points Win %	46% (36/78)
100% (1/1)	Best‑of‑5 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

I. Yamazaki Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W75 Playford - 24-11-2025
R2 Taylah PrestonT. Preston	L	4-6 6-3 6-4	Stats
R1 Alana SubasicA. Subasic	W	6-1 6-4	Stats
W75 Sydney - 17-11-2025
R1 Storm HunterS. Hunter	L	6-2 6-4	Stats
W50 Brisbane - 10-11-2025
R1 Sijia WeiS. Wei	L	6-4 6-3	Stats
Hong Kong Tennis Open - Hong Kong - 27-10-2025
Q1 Momoko KoboriM. Kobori	L	6-2 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

I. Yamazaki vs R. Sawayanagi Stats Breakdown Vs All H2H Opponents

I. Yamazaki	Stats	R. Sawayanagi
60.27% (132/87)	YTD Win/Loss	56.09% (244/191)
58.12% (290/209)	Sets Win/Loss	55.53% (547/438)
53.14% (2398/2115)	Games Win/Loss	52.32% (4569/4164)
54.21% (58/49)	Hard Win/Loss	54.81% (148/122)
67.53% (52/25)	Clay Win/Loss	57.58% (38/28)
53.57% (15/13)	Indoor Hard W/L	62.90% (39/23)
100.00% (7/0)	Grass Win/Loss	51.35% (19/18)
0.07	Aces Per Game	0.07
152	Aces Total	309
0.27	Double Faults Per Game	0.23
601	Total Double Faults	977
1:29:18	Average Match Time	1st Match
429.06	Average Opponent Rank	641.66
69% (8397/12171)	1st Serve %	62% (9545/15400)
58% (4839/8397)	1st Serve Win %	60% (5685/9545)
44% (1642/3774)	2nd Serve Win %	42% (2440/5856)
50% (830/1669)	Break Points Won % (Total)	48% (1010/2101)
48% (5920/12368)	Return Points Win %	47% (7383/15603)
0% (0/0)	Slam W/L	14.29% (1/6)
0% (0/0)	Masters W/L	0.00% (0/1)
0.00% (0/1)	Main Tour W/L	31.25% (5/11)
58.93% (99/69)	Challenger W/L	57.10% (181/136)
66.00% (33/17)	Futures W/L	60.64% (57/37)
60% (129/215)	Best of 3 Sets Win %	56% (242/429)
100% (2/2)	Best of 5 Sets Win %	0% (0/2)
63% (20/32)	Tiebreaks Win % (Total)	56% (40/72)
56% (35/62)	Deciding Set Win %	49% (57/117)
90% (121/109)	1st Set Won, Won Match	83% (258/214)
10% (121/12)	1st Set Won, Lost Match	17% (258/44)
24% (97/23)	1st Set Lost, Won Match	16% (177/29)