Prediction of Rio Noguchi vs Naoto Kai Head-to-Head, At

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
R. Noguchi vs N. Kai

Rio Noguchi

JPN

1

Win

Played

0

Win

Age

5'6" (168 cm)

Height

242

C. Rank

Ret.

196

Best Rank

Total Titles

YTD Titles

$132.9K

Career Money

Right-Handed

Plays

Naoto Kai

JPN

1

Win

Played

0

Win

Age

5'6" (168 cm)

Height

242

C. Rank

Ret.

196

Best Rank

Total Titles

YTD Titles

$132.9K

Career Money

Right-Handed

Plays

Head-to-head: Noguchi 1 - 0 Kai

They have played 3 sets in total, with Rio Noguchi winning 2 and Naoto Kai winning 1. The last match between Rio Noguchi and Naoto Kai was at the Japan F1 (Nishi-Tama), 06-03-2018, Round: Q3, Surface: Hard, with Rio Noguchi getting the victory 6-1 4-6 6-2.

Players	Head To Head Match Wins
Noguchi	1
Kai	0

Last 1 H2H Matches:

(Q3) Japan F1 (Nishi-Tama)(03-06-18)

Stats

Rio Noguchi

Naoto Kai

R. Noguchi vs N. Kai H2H Profile

R. Noguchi	Stats	N. Kai
$132,865	Career Prize Money	$0
58.59% (365-258)	Career Total W/L	12.50% (2-14)
1	Hard	0
9	Titles	0
1	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

R. Noguchi vs N. Kai Match Preview:

Second serve performance recent form: In recent form (last 6 months), Rio Noguchi has won 47.38% of points on their second serve, while Naoto Kai has won 0%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Rio Noguchi, in recent form, has won 43.78% of their opponent's second serve points, while Naoto Kai has won 0%. The same stats for first serve returns are 26.76% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Rio Noguchi has saved 55.37% of breakpoints in recent form, whereas Naoto Kai has saved 0% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Rio Noguchi has won 55.22% of matches played (W/L 37/30), with Naoto Kai winning 0% (W/L 0/0) that gives us an overall head-to head prediction overview.
Best surface: Rio Noguchi has their best career surface win % on Grass, winning 64% (W/L 21/12), and worse career win % on I.hard, winning 41% (W/L 7/10). Naoto Kai has their best career surface win % on Hard, winning 64% (W/L 2/9), and worse career win % on Clay, winning 0% (W/L 0/2).
Player level: In the last year, Rio Noguchi has played most of their matches on the Challengers/ITF tournaments > $10K, winning 57.63% of matches (W/L 34/25), where as Naoto Kai 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 Rio Noguchi winning 1 times and Naoto Kai being victorious 0 times. They have played 3 sets in total, with Rio Noguchi winning 2 and Naoto Kai winning 1.
The last match between Rio Noguchi and Naoto Kai was at the Japan F1 (Nishi-Tama), 06-03-2018, Round: Q3, Surface: Hard, with Rio Noguchi getting the victory 6-1 4-6 6-2.
Head to head match duration: In past head to head matches, the average match time between these players has been 0:0:0.
Opponent quality stats: Over the last 12 months, Rio Noguchi has played against opponents with an average rank of 309.96 while Naoto Kai 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, Rio Noguchi has won 47% of deciding sets over the last 12 months, while Naoto Kai has won 0% in all matches played on tour.
Break point conversion: In recent form, Rio Noguchi has converted 39.74% of breakpoint opportunities, and Naoto Kai 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.

Rio Noguchi vs Naoto Kai Editorial Preview By TennisTipster88.

R. Noguchi vs N. Kai H2H Stats Used In Our Predictions

R. Noguchi	Stats	N. Kai
1	H2H Matches Won	0
2	Sets Won	1
16	Games Won	9
0:0:0	Average Match Time	0:0:0
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

R. Noguchi Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Playford Challenger - 24-11-2025
R1 Jake DelaneyJ. Delaney	W	6-2 6-4	Stats
Sydney Challenger - 17-11-2025
R1 Tai SachT. Sach	L	2-6 6-1 6-2	Stats
Brisbane 3 Challenger - 10-11-2025
R1 Jake DelaneyJ. Delaney	L	6-2 7-6(3)	Stats
Matsuyama Challenger - 03-11-2025
QF Henrique RochaH. Rocha	L	7-5 4-6 6-3	Stats
R2 Philip SekulicP. Sekulic	W	6-2 7-6(5)	Stats

View All

N. Kai Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
Yokohama Challenger - 25-02-2019
R1 Cheong-Eui KimC. Kim	L	6-1 6-3	Stats
Japan F1 (Nishi-Tama) - 05-03-2018
Q3 Rio NoguchiR. Noguchi	L	6-1 4-6 6-2	Stats
Q2 Kaito ItsusakiK. Itsusaki	W	6-7(7) 6-2 6-3	Stats
Q1 Kosuke OkagakiK. Okagaki	W	4-6 6-0 6-2	Stats
Yokohama Challenger - 26-02-2018
Q1 Takanyi GarangangaT. Garanganga	L	6-3 4-6 7-6(5)	Stats

View All

R. Noguchi vs N. Kai Stats Breakdown Vs All H2H Opponents

R. Noguchi	Stats	N. Kai
58.59% (365/258)	YTD Win/Loss	12.50% (2/14)
56.67% (786/601)	Sets Win/Loss	21.05% (8/30)
53.00% (6746/5982)	Games Win/Loss	37.95% (126/206)
60.47% (260/170)	Hard Win/Loss	18.18% (2/9)
51.18% (65/62)	Clay Win/Loss	0.00% (0/2)
57.58% (19/14)	Indoor Hard W/L	0.00% (0/3)
63.64% (21/12)	Grass Win/Loss	0% (0/0)
0.11	Aces Per Game	0.07
697	Aces Total	12
0.14	Double Faults Per Game	0.08
898	Total Double Faults	13
1:18:44	Average Match Time	1st Match
451.76	Average Opponent Rank	324.69
66% (22262/33782)	1st Serve %	51% (144/285)
65% (14549/22262)	1st Serve Win %	63% (90/144)
50% (5809/11520)	2nd Serve Win %	43% (60/141)
45% (1635/3617)	Break Points Won % (Total)	50% (5/10)
41% (14386/34678)	Return Points Win %	29% (66/224)
33.33% (2/4)	Slam W/L	0% (0/0)
0.00% (0/1)	Masters W/L	0% (0/0)
50.00% (5/5)	Main Tour W/L	0% (0/0)
48.04% (98/106)	Challenger W/L	0.00% (0/2)
64.68% (260/142)	Futures W/L	14.29% (2/12)
58% (358/616)	Best of 3 Sets Win %	13% (2/16)
100% (2/2)	Best of 5 Sets Win %	0% (0/0)
51% (68/134)	Tiebreaks Win % (Total)	0% (0/3)
57% (82/145)	Deciding Set Win %	33% (2/6)
91% (336/306)	1st Set Won, Won Match	0% (1/0)
9% (336/30)	1st Set Won, Lost Match	100% (1/1)
20% (286/57)	1st Set Lost, Won Match	13% (15/2)