Prediction of Jacob Grills vs Issei Okamura Head-to-Head, At

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
J. Grills vs I. Okamura

Jacob Grills

AUS

2

Win

Played

0

Win

Age

Height

5'7" (170 cm)

Ret.

C. Rank

870

368

Best Rank

574

Total Title

YTD Titles

$3.7K

Career Money

Right-Handed

Plays

Right-Handed

Issei Okamura

JPN

2

Win

Played

0

Win

Age

Height

5'7" (170 cm)

Ret.

C. Rank

870

368

Best Rank

574

Total Title

YTD Titles

$3.7K

Career Money

Right-Handed

Plays

Right-Handed

Head-to-head: Grills 2 - 0 Okamura

They have played 5 sets in total, with Jacob Grills winning 4 and Issei Okamura winning 1. The last match between Jacob Grills and Issei Okamura was at the Kobe Challenger, 11-11-2018, Round: Q2, Surface: I.hard, with Jacob Grills getting the victory 1-6 6-4 6-3.

Players	Head To Head Match Wins
Grills	2
Okamura	0

Last H2H Matches:

(Q2) Kobe Challenger(11-11-18)

Stats

Jacob Grills

Issei Okamura

(R1) Thailand F5 (Nonthaburi)(08-07-17)

Stats

Jacob Grills

Issei Okamura

J. Grills vs I. Okamura H2H Profile

J. Grills	Stats	I. Okamura
$3,715	Career Prize Money	$0
53.80% (191-164)	Career Total W/L	47.67% (246-270)
1	Hard	0
1	Indoor	0
3	Titles	0
2	Total H2H Matches	0
0% (0-0)	YTD Win/Loss	0% (0-0)

J. Grills vs I. Okamura Match Preview:

Second serve performance recent form: In recent form (last 6 months), Jacob Grills has won 0% of points on their second serve, while Issei Okamura has won 44.51%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Jacob Grills, in recent form, has won 0% of their opponent's second serve points, while Issei Okamura has won 42.60%. The same stats for first serve returns are 0% and 24.86% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Jacob Grills has saved 0% of breakpoints in recent form, whereas Issei Okamura has saved 48.96% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Jacob Grills has won 0% of matches played (W/L 0/0), with Issei Okamura winning 48.98% (W/L 24/25) that gives us an overall head-to head prediction overview.
Best surface: Jacob Grills has their best career surface win % on Hard, winning 57% (W/L 152/115), and worse career win % on Grass, winning 0% (W/L 0/2). Issei Okamura has their best career surface win % on Grass, winning 57% (W/L 4/2), and worse career win % on I.hard, winning 13% (W/L 2/13).
Player level: In the last year, Jacob Grills has played most of their matches on the N/A, winning 0% of matches (W/L 0/0), where as Issei Okamura has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 48.98% of matches (W/L 24/25). 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 2 times before with Jacob Grills winning 2 times and Issei Okamura being victorious 0 times. They have played 5 sets in total, with Jacob Grills winning 4 and Issei Okamura winning 1.
The last match between Jacob Grills and Issei Okamura was at the Kobe Challenger, 11-11-2018, Round: Q2, Surface: I.hard, with Jacob Grills getting the victory 1-6 6-4 6-3.
Head to head match duration: In past head to head matches, the average match time between these players has been 1:58:28.
Opponent quality stats: Over the last 12 months, Jacob Grills has played against opponents with an average rank of 0 while Issei Okamura has played against players with an average rank of 312.73.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Jacob Grills has won 0% of deciding sets over the last 12 months, while Issei Okamura has won 55% in all matches played on tour.
Break point conversion: In recent form, Jacob Grills has converted 0% of breakpoint opportunities, and Issei Okamura has converted 21.33% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Jacob Grills vs Issei Okamura Editorial Preview By TennisTipster88.

J. Grills vs I. Okamura H2H Stats Used In Our Predictions

J. Grills	Stats	I. Okamura
2	H2H Matches Won	0
4	Sets Won	1
25	Games Won	20
5	Aces (Total)	2
3	Total Double Faults	10
1:58:28	Average Match Time	1:58:28
70% (118/168)	1st Serve %	63% (108/172)
64% (76/118)	1st Serve Win %	58% (63/108)
52% (26/50)	2nd Serve Win %	47% (30/64)
33% (8/24)	Break Pts Won %	38% (6/16)
46% (79/172)	Return Points Win %	39% (66/168)
100% (2/2)	Best‑of‑3 Win %	0% (0/2)
100% (1/1)	Deciding Set Win %	0% (0/1)
100% (1/1)	1st Set Won, Won Match	0% (0/1)
0% (0/1)	1st Set Won, Lost Match	100% (1/1)
100% (1/1)	1st Set Lost, Won Match	0% (0/1)

Recent Performance Stats

J. Grills Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
All Lower level tournaments - 01-06-2020
R1 Harry BourchierH. Bourchier	L	6-3 7-5	Stats
R1 Marc PolmansM. Polmans	L	7-5 6-3	Stats
R1 Joshua CharltonJ. Charlton	W	6-2 7-6(4)	Stats
M15 Cancun - 09-03-2020
R1 Peter BertranP. Bertran	W	5-7 6-4 6-1	Stats
M25 Las Vegas - 02-03-2020
R2 Justin ButschJ. Butsch	L	7-5 7-5	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

J. Grills vs I. Okamura Stats Breakdown Vs All H2H Opponents

J. Grills	Stats	I. Okamura
53.80% (191/164)	YTD Win/Loss	47.67% (246/270)
52.38% (441/401)	Sets Win/Loss	48.10% (558/602)
50.99% (3984/3829)	Games Win/Loss	49.25% (5292/5454)
56.93% (152/115)	Hard Win/Loss	49.88% (203/204)
46.05% (35/41)	Clay Win/Loss	44.00% (33/42)
40.00% (4/6)	Indoor Hard W/L	21.43% (6/22)
0.00% (0/2)	Grass Win/Loss	66.67% (4/2)
0.17	Aces Per Game	0.13
640	Aces Total	676
0.15	Double Faults Per Game	0.19
569	Total Double Faults	997
1:3:2	Average Match Time	1:7:51
591.83	Average Opponent Rank	476.68
64% (9878/15369)	1st Serve %	61% (13952/22795)
66% (6532/9878)	1st Serve Win %	64% (8954/13952)
50% (2740/5491)	2nd Serve Win %	47% (4192/8843)
47% (734/1561)	Break Points Won % (Total)	42% (915/2180)
42% (6417/15407)	Return Points Win %	39% (8872/22653)
0.00% (0/1)	Slam W/L	0% (0/0)
20.00% (1/4)	Main Tour W/L	0% (0/0)
43.93% (47/60)	Challenger W/L	29.73% (11/26)
59.09% (143/99)	Futures W/L	49.06% (235/244)
53% (186/348)	Best of 3 Sets Win %	47% (240/509)
100% (2/2)	Best of 5 Sets Win %	100% (2/2)
50% (50/100)	Tiebreaks Win % (Total)	48% (51/106)
54% (73/135)	Deciding Set Win %	46% (61/132)
80% (182/145)	1st Set Won, Won Match	85% (261/221)
20% (182/36)	1st Set Won, Lost Match	15% (261/40)
27% (173/46)	1st Set Lost, Won Match	9% (254/24)