Natsumi Kawaguchi vs Dayeon Back Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
N. Kawaguchi vs D. Back

Natsumi Kawaguchi

JPN

1

Win

Played

0

Win

Age

Height

624

C. Rank

302

346

Best Rank

293

Total Title

YTD Titles

$8.3K

Career Money

$4.2K

Plays

Dayeon Back

KOR

1

Win

Played

0

Win

Age

Height

624

C. Rank

302

346

Best Rank

293

Total Title

YTD Titles

$8.3K

Career Money

$4.2K

Plays

Head-to-head: Kawaguchi 1 - 0 Back

They have played 3 sets in total, with Natsumi Kawaguchi winning 2 and Dayeon Back winning 1. The last match between Natsumi Kawaguchi and Dayeon Back was at the W50 Yokohama, 27-11-2024, Round: R2, Surface: Hard, with Natsumi Kawaguchi getting the victory 6-1 5-7 6-4.

Players	Head To Head Match Wins
Kawaguchi	1
Back	0

Last H2H Matches:

(R2) W50 Yokohama(11-27-24)

Stats

Natsumi Kawaguchi

Dayeon Back

N. Kawaguchi vs D. Back H2H Profile

N. Kawaguchi	Stats	D. Back
$8,310	Career Prize Money	$4,220
60.58% (126-82)	Career Total W/L	68.71% (191-87)
1	Hard	0
4	Titles	9
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	50.00% (3-3)

N. Kawaguchi vs D. Back Match Preview:

Second serve performance recent form: In recent form (last 6 months), Natsumi Kawaguchi has won 40.58% of points on their second serve, while Dayeon Back has won 37.07%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Natsumi Kawaguchi, in recent form, has won 48.97% of their opponent's second serve points, while Dayeon Back has won 54.18%. The same stats for first serve returns are 33.16% and 35.54% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Natsumi Kawaguchi has saved 52.02% of breakpoints in recent form, whereas Dayeon Back has saved 46.40% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Natsumi Kawaguchi has won 61.67% of matches played (W/L 37/23), with Dayeon Back winning 68.00% (W/L 51/24) that gives us an overall head-to head prediction overview.
Best surface: Natsumi Kawaguchi has their best career surface win % on Grass, winning 63% (W/L 5/3), and worse career win % on I.hard, winning 50% (W/L 4/4). Dayeon Back has their best career surface win % on Hard, winning 63% (W/L 175/77), and worse career win % on I.hard, winning 50% (W/L 3/3).
Player level: In the last year, Natsumi Kawaguchi has played most of their matches on the Challengers/ITF tournaments > $10K, winning 62.22% of matches (W/L 28/17), where as Dayeon Back has played most of their matches on the Challengers/ITF tournaments > $10K, winning 64.15% of matches (W/L 34/19). 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 Natsumi Kawaguchi winning 1 times and Dayeon Back being victorious 0 times. They have played 3 sets in total, with Natsumi Kawaguchi winning 2 and Dayeon Back winning 1.
The last match between Natsumi Kawaguchi and Dayeon Back was at the W50 Yokohama, 27-11-2024, Round: R2, Surface: Hard, with Natsumi Kawaguchi getting the victory 6-1 5-7 6-4.
Head to head match duration: In past head to head matches, the average match time between these players has been 2:12:0.
Opponent quality stats: Over the last 12 months, Natsumi Kawaguchi has played against opponents with an average rank of 406.65 while Dayeon Back has played against players with an average rank of 474.95.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Natsumi Kawaguchi has won 50% of deciding sets over the last 12 months, while Dayeon Back has won 64% in all matches played on tour.
Break point conversion: In recent form, Natsumi Kawaguchi has converted 39.82% of breakpoint opportunities, and Dayeon Back has converted 36.02% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Natsumi Kawaguchi vs Dayeon Back Editorial Preview By TennisTipster88.

N. Kawaguchi vs D. Back H2H Stats Used In Our Predictions

N. Kawaguchi	Stats	D. Back
1	H2H Matches Won	0
2	Sets Won	1
17	Games Won	12
2	Aces (Total)	0
3	Total Double Faults	4
2:12:0	Average Match Time	2:12:0
65% (57/88)	1st Serve %	70% (75/107)
74% (42/57)	1st Serve Win %	53% (40/75)
39% (12/31)	2nd Serve Win %	47% (15/32)
47% (7/15)	Break Pts Won %	33% (4/12)
49% (52/107)	Return Points Win %	39% (34/88)
100% (1/1)	Best‑of‑3 Win %	0% (0/1)
100% (1/1)	Deciding Set Win %	0% (0/1)
100% (1/1)	1st Set Won, Won Match	0% (0/0)
0% (0/1)	1st Set Won, Lost Match	0% (0/0)
0% (0/0)	1st Set Lost, Won Match	0% (0/1)

Recent Performance Stats

N. Kawaguchi Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W100 Incheon - 22-09-2025
R2 Sara SaitoS. Saito	L	6-4 6-4	Stats
R1 Ya-Hsuan LeeY. Lee	W	6-1 7-5	Stats
Q3 Heerae ImH. Im	W	6-0 7-6(4)	Stats
Q1 Dain LeeD. Lee	W	6-0 6-0	Stats
W15 Yeongwol - 08-09-2025
R2 Nana KawagishiN. Kawagishi	L	1-6 6-3 7-5	Stats

View All

D. Back Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W100 Incheon - 22-09-2025
R1 Momoko KoboriM. Kobori	L	6-0 3-6 6-3	Stats
Korea Open - Seoul - 15-09-2025
R1 Beatriz Haddad MaiaB. Haddad	L	6-4 6-3	Stats
W35 Nakhon Pathom - 01-09-2025
R2 Miho KuramochiM. Kuramochi	L	6-7(2) 6-3 7-6(7)	Stats
R1 Patcharin CheapchadejP. Cheapchadej	W	5-7 6-0 6-0	Stats
W35 Nakhon Pathom - 25-08-2025
R2 Fangran TianF. Tian	L	6-0 6-1	Stats

View All

N. Kawaguchi vs D. Back Stats Breakdown Vs All H2H Opponents

N. Kawaguchi	Stats	D. Back
60.58% (126/82)	YTD Win/Loss	68.71% (191/87)
59.49% (279/190)	Sets Win/Loss	65.02% (409/220)
53.95% (2309/1971)	Games Win/Loss	57.41% (3157/2342)
61.01% (97/62)	Hard Win/Loss	69.44% (175/77)
57.14% (8/6)	Clay Win/Loss	61.54% (8/5)
59.26% (16/11)	Indoor Hard W/L	61.54% (8/5)
62.50% (5/3)	Grass Win/Loss	0% (0/0)
0.12	Aces Per Game	0.05
250	Aces Total	136
0.22	Double Faults Per Game	0.15
464	Total Double Faults	398
1:29:18	Average Match Time	1:30:20
438.98	Average Opponent Rank	463.97
67% (8174/12253)	1st Serve %	69% (10705/15619)
61% (5016/8174)	1st Serve Win %	60% (6413/10705)
46% (1875/4079)	2nd Serve Win %	46% (2253/4914)
49% (746/1523)	Break Points Won % (Total)	50% (1151/2283)
46% (5610/12189)	Return Points Win %	50% (7815/15568)
0% (0/0)	Cups W/L	62.50% (5/3)
50.00% (1/1)	Main Tour W/L	42.86% (3/4)
56.15% (73/57)	Challenger W/L	63.25% (74/43)
68.42% (52/24)	Futures W/L	74.66% (109/37)
60% (124/206)	Best of 3 Sets Win %	68% (186/272)
100% (1/1)	Best of 5 Sets Win %	0% (0/0)
61% (22/36)	Tiebreaks Win % (Total)	53% (28/53)
46% (25/54)	Deciding Set Win %	59% (46/78)
84% (128/108)	1st Set Won, Won Match	88% (178/157)
16% (128/20)	1st Set Won, Lost Match	12% (178/21)
22% (79/17)	1st Set Lost, Won Match	33% (100/33)