Kazuki Nishiwaki vs Issei Okamura Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
K. Nishiwaki vs I. Okamura

Kazuki Nishiwaki

JPN

2

Win

Played

2

Win

Age

5'10" (178 cm)

Height

5'7" (170 cm)

747

C. Rank

870

608

Best Rank

574

Total Titles

YTD Titles

Career Money

Right-Handed

Plays

Right-Handed

Issei Okamura

JPN

2

Win

Played

2

Win

Age

5'10" (178 cm)

Height

5'7" (170 cm)

747

C. Rank

870

608

Best Rank

574

Total Titles

YTD Titles

Career Money

Right-Handed

Plays

Right-Handed

Head-to-head: Nishiwaki 2 - 2 Okamura

They have played 7 sets in total, with Kazuki Nishiwaki winning 4 and Issei Okamura winning 3. The last match between Issei Okamura and Kazuki Nishiwaki was at the M25 Hong Kong, 27-08-2024, Round: R1, Surface: Hard, with Issei Okamura getting the victory 6-2 6-4.

Players	Head To Head Match Wins
Nishiwaki	2
Okamura	2

Last 4 H2H Matches:

(R1) M25 Hong Kong(08-27-24)

Stats

Issei Okamura

Kazuki Nishiwaki

(R2) Hong Kong F1 (Hong Kong)(06-27-18)

Stats

Issei Okamura

Kazuki Nishiwaki

(R1) Japan F6 (Matsuyama)(04-09-18)

Stats

Kazuki Nishiwaki

Issei Okamura

K. Nishiwaki vs I. Okamura H2H Profile

K. Nishiwaki	Stats	I. Okamura
$0	Career Prize Money	$0
52.35% (167-152)	Career Total W/L	47.67% (246-270)
2	Hard	2
2	Total H2H Matches	2
0% (0-0)	YTD Win/Loss	0% (0-0)

K. Nishiwaki vs I. Okamura Match Preview:

Second serve performance recent form: In recent form (last 6 months), Kazuki Nishiwaki has won 43.54% of points on their second serve, while Issei Okamura has won 44.17%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Kazuki Nishiwaki, in recent form, has won 40.96% of their opponent's second serve points, while Issei Okamura has won 40.50%. The same stats for first serve returns are 26.73% and 24.27% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Kazuki Nishiwaki has saved 38.57% of breakpoints in recent form, whereas Issei Okamura has saved 46.67% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Kazuki Nishiwaki has won 44.44% of matches played (W/L 16/20), with Issei Okamura winning 46.67% (W/L 21/24) that gives us an overall head-to head prediction overview.
Best surface: Kazuki Nishiwaki has their best career surface win % on Clay, winning 53% (W/L 25/22), and worse career win % on I.hard, winning 36% (W/L 4/7). Issei Okamura has their best career surface win % on Grass, winning 53% (W/L 4/2), and worse career win % on I.hard, winning 13% (W/L 2/13).
Player level: In the last year, Kazuki Nishiwaki has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 44.44% of matches (W/L 16/20), where as Issei Okamura has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 46.67% of matches (W/L 21/24). 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 4 times before with Kazuki Nishiwaki winning 2 times and Issei Okamura being victorious 1 times. They have played 7 sets in total, with Kazuki Nishiwaki winning 4 and Issei Okamura winning 3.
The last match between Kazuki Nishiwaki and Issei Okamura was at the M25 Hong Kong, 27-08-2024, Round: R1, Surface: Hard, with Issei Okamura getting the victory 6-2 6-4.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:29:45.
Opponent quality stats: Over the last 12 months, Kazuki Nishiwaki has played against opponents with an average rank of 219.53 while Issei Okamura has played against players with an average rank of 296.84.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Kazuki Nishiwaki has won 20% of deciding sets over the last 12 months, while Issei Okamura has won 44% in all matches played on tour.
Break point conversion: In recent form, Kazuki Nishiwaki has converted 31.03% of breakpoint opportunities, and Issei Okamura has converted 21.57% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Kazuki Nishiwaki vs Issei Okamura Editorial Preview By TennisTipster88.

K. Nishiwaki vs I. Okamura H2H Stats Used In Our Predictions

K. Nishiwaki	Stats	I. Okamura
2	H2H Matches Won	1
4	Sets Won	3
36	Games Won	32
7	Aces (Total)	3
7	Total Double Faults	11
1:29:45	Average Match Time	1:29:45
67% (147/220)	1st Serve %	63% (141/225)
64% (94/147)	1st Serve Win %	58% (82/141)
48% (35/73)	2nd Serve Win %	45% (38/84)
65% (13/20)	Break Pts Won %	41% (11/27)
47% (105/225)	Return Points Win %	41% (91/220)
67% (2/3)	Best‑of‑3 Win %	33% (1/3)
100% (2/2)	1st Set Won, Won Match	100% (2/2)
0% (0/2)	1st Set Won, Lost Match	0% (0/2)
0% (0/2)	1st Set Lost, Won Match	0% (0/2)

Recent Performance Stats

K. Nishiwaki Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
M25 Bali - 08-09-2025
QF Arthur WeberA. Weber	L	6-3 ret.	Stats
R2 Digvijaypratap SinghD. Singh	W	7-6(2) 3-6 6-4	Stats
R1 Vladislav MelnicV. Melnic	W	6-0 6-3	Stats
Q3 Diogo MoraisD. Morais	W	6-3 6-0	Stats
Q1 Aditya KothariA. Kothari	W	6-1 6-0	Stats

View All

I. Okamura Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
M25 Takasaki - 15-09-2025
Q1 Jonathan MridhaJ. Mridha	L	6-3 7-6(5)	Stats
M25 Sapporo - 08-09-2025
Q1 Natsuki YamamotoN. Yamamoto	L	6-2 4-6 10-5	Stats
M25 Sapporo - 01-09-2025
R1 Naoya HondaN. Honda	L	6-3 6-2	Stats
Q3 Seiya NakanishiS. Nakanishi	W	4-6 7-6(5) 10-8	Stats
M15 Singapore - 11-08-2025
R1 Antoine BergerA. Berger	L	6-1 6-1	Stats

View All

K. Nishiwaki vs I. Okamura Stats Breakdown Vs All H2H Opponents

K. Nishiwaki	Stats	I. Okamura
52.35% (167/152)	YTD Win/Loss	47.67% (246/270)
52.46% (373/338)	Sets Win/Loss	48.10% (558/602)
51.25% (3374/3209)	Games Win/Loss	49.25% (5292/5454)
52.40% (131/119)	Hard Win/Loss	49.88% (203/204)
53.19% (25/22)	Clay Win/Loss	44.00% (33/42)
50.00% (11/11)	Indoor Hard W/L	21.43% (6/22)
0% (0/0)	Grass Win/Loss	66.67% (4/2)
0.25	Aces Per Game	0.13
790	Aces Total	676
0.17	Double Faults Per Game	0.19
547	Total Double Faults	997
1:6:15	Average Match Time	1:7:51
438.55	Average Opponent Rank	476.55
60% (8488/14155)	1st Serve %	61% (13952/22795)
68% (5743/8488)	1st Serve Win %	64% (8954/13952)
48% (2712/5667)	2nd Serve Win %	47% (4192/8843)
41% (576/1400)	Break Points Won % (Total)	42% (915/2180)
40% (5563/14035)	Return Points Win %	39% (8872/22653)
20.00% (3/12)	Challenger W/L	29.73% (11/26)
53.95% (164/140)	Futures W/L	49.06% (235/244)
53% (163/308)	Best of 3 Sets Win %	47% (240/509)
67% (2/3)	Best of 5 Sets Win %	100% (2/2)
52% (34/66)	Tiebreaks Win % (Total)	48% (51/106)
49% (38/78)	Deciding Set Win %	46% (61/132)
84% (167/140)	1st Set Won, Won Match	85% (261/221)
16% (167/26)	1st Set Won, Lost Match	15% (261/40)
18% (152/27)	1st Set Lost, Won Match	9% (254/24)