Kazuki Nishiwaki vs Collin Altamirano Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
K. Nishiwaki vs C. Altamirano

Kazuki Nishiwaki

JPN

1

Win

Played

2

Win

Age

5'10" (178 cm)

Height

6'2" (188 cm)

747

C. Rank

899

608

Best Rank

267

Total Titles

YTD Titles

Career Money

$67.4K

Right-Handed

Plays

Right-Handed

Collin Altamirano

USA

1

Win

Played

2

Win

Age

5'10" (178 cm)

Height

6'2" (188 cm)

747

C. Rank

899

608

Best Rank

267

Total Titles

YTD Titles

Career Money

$67.4K

Right-Handed

Plays

Right-Handed

Head-to-head: Nishiwaki 1 - 2 Altamirano

They have played 7 sets in total, with Kazuki Nishiwaki winning 3 and Collin Altamirano winning 4. The last match between Collin Altamirano and Kazuki Nishiwaki was at the M25 Takasaki, 22-09-2023, Round: QF, Surface: Hard, with Collin Altamirano getting the victory 6-3 6-1.

Players	Head To Head Match Wins
Nishiwaki	1
Altamirano	2

Last 3 H2H Matches:

(QF) M25 Takasaki(09-22-23)

Stats

Collin Altamirano

Kazuki Nishiwaki

(R1) M25 Hong Kong(09-06-23)

Stats

Kazuki Nishiwaki

Collin Altamirano

(SF) Singapore F2 (Singapore)(05-25-18)

Stats

Collin Altamirano

Kazuki Nishiwaki

K. Nishiwaki vs C. Altamirano H2H Profile

K. Nishiwaki	Stats	C. Altamirano
$0	Career Prize Money	$67,351
52.35% (167-152)	Career Total W/L	56.03% (223-175)
1	Hard	2
0	Titles	3
1	Total H2H Matches	2
0% (0-0)	YTD Win/Loss	0% (0-0)

K. Nishiwaki vs C. Altamirano Match Preview:

Second serve performance recent form: In recent form (last 6 months), Kazuki Nishiwaki has won 43.02% of points on their second serve, while Collin Altamirano has won 0%. 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 41.36% of their opponent's second serve points, while Collin Altamirano has won 0%. The same stats for first serve returns are 27.22% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Kazuki Nishiwaki has saved 37.88% of breakpoints in recent form, whereas Collin Altamirano has saved 0% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Kazuki Nishiwaki has won 48.39% of matches played (W/L 15/16), with Collin Altamirano winning 61.54% (W/L 8/5) 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). Collin Altamirano has their best career surface win % on Hard, winning 53% (W/L 152/104), and worse career win % on I.hard, winning 28% (W/L 7/18).
Player level: In the last year, Kazuki Nishiwaki has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 48.39% of matches (W/L 15/16), where as Collin Altamirano has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 61.54% of matches (W/L 8/5). 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 3 times before with Kazuki Nishiwaki winning 1 times and Collin Altamirano being victorious 2 times. They have played 7 sets in total, with Kazuki Nishiwaki winning 3 and Collin Altamirano winning 4.
The last match between Kazuki Nishiwaki and Collin Altamirano was at the M25 Takasaki, 22-09-2023, Round: QF, Surface: Hard, with Collin Altamirano getting the victory 6-3 6-1.
Head to head match duration: In past head to head matches, the average match time between these players has been 2:1:20.
Opponent quality stats: Over the last 12 months, Kazuki Nishiwaki has played against opponents with an average rank of 198.16 while Collin Altamirano has played against players with an average rank of 336.
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 Collin Altamirano has won 50% in all matches played on tour.
Break point conversion: In recent form, Kazuki Nishiwaki has converted 32.00% of breakpoint opportunities, and Collin Altamirano 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.

Kazuki Nishiwaki vs Collin Altamirano Editorial Preview By TennisTipster88.

K. Nishiwaki vs C. Altamirano H2H Stats Used In Our Predictions

K. Nishiwaki	Stats	C. Altamirano
1	H2H Matches Won	2
3	Sets Won	4
29	Games Won	37
11	Aces (Total)	13
16	Total Double Faults	10
2:1:20	Average Match Time	2:1:20
54% (121/225)	1st Serve %	56% (121/218)
70% (85/121)	1st Serve Win %	72% (87/121)
39% (41/104)	2nd Serve Win %	44% (43/97)
38% (8/21)	Break Pts Won %	46% (13/28)
40% (88/218)	Return Points Win %	44% (99/225)
33% (1/3)	Best‑of‑3 Win %	67% (2/3)
0% (0/1)	Deciding Set Win %	100% (1/1)
50% (1/2)	1st Set Won, Won Match	100% (1/1)
50% (1/2)	1st Set Won, Lost Match	0% (0/1)
0% (0/1)	1st Set Lost, Won Match	50% (1/2)

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

C. Altamirano Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
M25 Burnie - 17-02-2025
Q1 Sam Young-MathersS. Young-Mathers	L	7-6(2) ret.	Stats
M25 Timaru - 10-02-2025
R1 Naoki NakagawaN. Nakagawa	L	6-4 6-4	Stats
M15 Manacor - 20-01-2025
R1 Ivan IvanovI. Ivanov	L	6-3 6-4	Stats
Q3 Vladimir BazilevskiyV. Bazilevskiy	W	6-3 6-4	Stats
Q2 Rafael GiotisR. Giotis	W	6-1 6-2	Stats

View All

K. Nishiwaki vs C. Altamirano Stats Breakdown Vs All H2H Opponents

K. Nishiwaki	Stats	C. Altamirano
52.35% (167/152)	YTD Win/Loss	56.03% (223/175)
52.46% (373/338)	Sets Win/Loss	55.71% (507/403)
51.25% (3374/3209)	Games Win/Loss	52.96% (4464/3965)
52.40% (131/119)	Hard Win/Loss	59.38% (152/104)
53.19% (25/22)	Clay Win/Loss	55.17% (64/52)
50.00% (11/11)	Indoor Hard W/L	26.92% (7/19)
0.25	Aces Per Game	0.26
790	Aces Total	1069
0.17	Double Faults Per Game	0.16
547	Total Double Faults	664
1:6:15	Average Match Time	1:9:17
442.89	Average Opponent Rank	520.4
60% (8488/14155)	1st Serve %	58% (10719/18347)
68% (5743/8488)	1st Serve Win %	69% (7353/10719)
48% (2712/5667)	2nd Serve Win %	49% (3717/7628)
41% (576/1400)	Break Points Won % (Total)	43% (774/1802)
40% (5563/14035)	Return Points Win %	40% (7437/18548)
0% (0/0)	Slam W/L	57.14% (4/3)
0% (0/0)	Main Tour W/L	0.00% (0/1)
20.00% (3/12)	Challenger W/L	39.22% (40/62)
53.95% (164/140)	Futures W/L	62.15% (179/109)
53% (163/308)	Best of 3 Sets Win %	57% (222/388)
67% (2/3)	Best of 5 Sets Win %	0% (0/3)
52% (34/66)	Tiebreaks Win % (Total)	46% (46/100)
49% (38/78)	Deciding Set Win %	48% (57/118)
84% (167/140)	1st Set Won, Won Match	85% (225/192)
16% (167/26)	1st Set Won, Lost Match	14% (225/32)
18% (152/27)	1st Set Lost, Won Match	18% (173/31)