Jake Delaney vs Rin Kojima H2H Stats and Prediction - M15 Karuizawa Stevegtennis.com

By James Morris

upcoming match

Jake Delaney

M15 Karuizawa (

)

Rin Kojima

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Delaney VS Kojima Head to Head: 0 - 0

H2H Stats Career Stats Our Prediction

Jake Delaney

Ranking

459 ( 25-05-26)

Best Rank

434 ( 23-09-24)

atp Titles

Grand Slams

Masters

Main Tour

Recent Form

Rin Kojima

Ranking

- ( 25-05-26)

Best Rank

( 01-01-70)

atp Titles

Grand Slams

Masters

Main Tour

Recent Form

Total

Hard

Clay

Indoor

Grass

29 (14-05-1997)

Age

19 (09-02-2007)

185

Height

Weight

Right-Handed

Plays

Two-Handed

Backhand

George Costanza

Coach

Turned Pro

55% (236-196)

Career Total W/L

36% (9-16)

56% (214-169)

Career Hard W/L

30% (7-16)

42% (11-15)

Career Clay W/L

100% (2-0)

50% (11-11)

Career Grass W/L

0% (0-0)

0% (0-1)

Career Indoor W/L

0% (0-0)

Career Prize Money

52% (17-16)

YTD Win/Loss

60% (6-4)

Delaney VS Kojima Match Time & How / Where To Watch:

Jake Delaney and Rin Kojima will face each other in the First round at the M15 Karuizawa . The match is scheduled to take place on - at .

Delaney VS Kojima H2H Matches played

No H2H Matches Available

Jake Delaney past matches

Before:


	M15 Luan
23 May 2026 SF	N. Koizumi q J. Delaney 2	3 6 6 4 6 4	L	Noritaka Koizumi Player Jake Delaney 54% ( 50 of 93) 1st Serve % 63% ( 59 of 93) 1 Aces 4 6 Double Faults 0 62% ( 31 of 50) 1st Serve Won 69% ( 41 of 59) 63% ( 27 of 43) 2nd Serve Won 47% ( 16 of 34) 38% ( 3 of 8) Break Points Won 33% ( 3 of 9) 38% ( 35 of 93) Rtn Points Won 39% ( 36 of 93) 94 Total Points Won 92 view more	H2H
22 May 2026 QF	J. Delaney 2 Y. Zeng	7 6 6 3	W	Jake Delaney Player Yaojie Zeng 51% ( 34 of 67) 1st Serve % 52% ( 34 of 65) 4 Aces 4 2 Double Faults 4 85% ( 29 of 34) 1st Serve Won 79% ( 27 of 34) 64% ( 21 of 33) 2nd Serve Won 55% ( 17 of 31) 20% ( 1 of 5) Break Points Won 0% ( 0 of 1) 25% ( 17 of 67) Rtn Points Won 32% ( 21 of 65) 71 Total Points Won 61 view more	H2H
21 May 2026 R2	J. Delaney 2 A. Mcleod q	6 4 6 4	W	Jake Delaney Player Ashton Mcleod 71% ( 52 of 73) 1st Serve % 69% ( 41 of 59) 4 Aces 1 1 Double Faults 1 63% ( 33 of 52) 1st Serve Won 56% ( 23 of 41) 52% ( 11 of 21) 2nd Serve Won 50% ( 9 of 18) 67% ( 4 of 6) Break Points Won 40% ( 2 of 5) 40% ( 29 of 73) Rtn Points Won 46% ( 27 of 59) 71 Total Points Won 61 view more	H2H
20 May 2026 R1	J. Delaney 2 H. Liu	2 6 7 6 2 0	W	Jake Delaney Player Hanyi Liu 60% ( 39 of 65) 1st Serve % 60% ( 46 of 77) 2 Aces 2 1 Double Faults 2 72% ( 28 of 39) 1st Serve Won 78% ( 36 of 46) 58% ( 15 of 26) 2nd Serve Won 35% ( 11 of 31) 33% ( 2 of 6) Break Points Won 60% ( 3 of 5) 34% ( 22 of 65) Rtn Points Won 39% ( 30 of 77) 73 Total Points Won 69 view more	H2H
	M15 Wuning
17 May 2026 F	J. Delaney 1 U. Park 5	7 5 6 4	W	Jake Delaney Player Uisung Park 57% ( 37 of 65) 1st Serve % 62% ( 41 of 66) 4 Aces 3 1 Double Faults 2 76% ( 28 of 37) 1st Serve Won 88% ( 36 of 41) 68% ( 19 of 28) 2nd Serve Won 40% ( 10 of 25) 50% ( 2 of 4) Break Points Won 0% ( 0 of 2) 28% ( 18 of 65) Rtn Points Won 30% ( 20 of 66) 67 Total Points Won 64 view more	H2H

Rin Kojima past matches

Before:


	M15 Karuizawa
25 May 2026 QF	R. Kojima K. Kawada	1 6 6 1 10 8	W	Rin Kojima Player Kenta Kawada 54% ( 30 of 56) 1st Serve % 56% ( 35 of 63) 0 Aces 1 6 Double Faults 3 70% ( 21 of 30) 1st Serve Won 54% ( 19 of 35) 23% ( 6 of 26) 2nd Serve Won 32% ( 9 of 28) 36% ( 4 of 11) Break Points Won 36% ( 4 of 11) 52% ( 29 of 56) Rtn Points Won 56% ( 35 of 63) 62 Total Points Won 57 view more	H2H
24 May 2026 Q1	R. Kojima R. Nakano	7 6 4 6 10 5	W		H2H
	M15 Kashiwa 1
30 Mar 2026 Q2	N. Koizumi q R. Kojima	6 0 6 1	L		H2H
29 Mar 2026 Q1	R. Kojima Y. Murai	6 1 6 2	W		H2H
	M25 Vale do Lobo 1
23 Feb 2026 QF	A. L. Escribano q R. Kojima	6 2 6 3	L	Alejandro Lopez Escribano Player Rin Kojima 61% ( 22 of 36) 1st Serve % 63% ( 26 of 41) 0 Aces 0 3 Double Faults 8 64% ( 14 of 22) 1st Serve Won 54% ( 14 of 26) 57% ( 8 of 14) 2nd Serve Won 20% ( 3 of 15) 67% ( 4 of 6) Break Points Won 100% ( 2 of 2) 39% ( 14 of 36) Rtn Points Won 59% ( 24 of 41) 46 Total Points Won 31 view more	H2H

Delaney VS Kojima In Depth H2H Stats Analysis

Jake Delaney and Rin Kojima, will play for the 1st time in their careers, with the current Head to Head score being 0-0. Here we will analyse all the stats, and predict the winner of The First round match at M15 Karuizawa.
The last time Jake Delaney played this event was in 2025, and reached the Semifinals, losing to Yuta Kawahashi with score 6-3 6-4.
Looking at overall career stats, Jake Delaney has won 3 titles, and Rin Kojima has won 0 title, Jake Delaney coming into this match with a ranking of 459, and Rin Kojima with no ranking. Jake Delaney has a career high ranking of 434 (2024)
In their entire career Jake Delaney has won 50% (24142 of 48125) of points played while Rin Kojima has won 47% (93 of 196), and as an indication of performance in pressure situations, Jake Delaney has a career tiebreak record of 50% (64 of 129)
The last tournament Jake Delaney won was M15 Wuning, in May 17, 2026.
Of the last 10 matches played by Jake Delaney, he has won 8, while Rin Kojima has won 6 out of last 10 matches played.
In the event before this one, Rin Kojima reached the Q2 round at M15 Kashiwa 1, while Jake Delaney played M15 Luan and won the tournament.
In his last 3 events, Jake Delaney has made these rounds: Semifinals, Final, Q1 round, while Rin Kojima has made the Q2 round, Q3 round, Q2 round, in the last 3 events he has played.
In terms of the biggest wins of their careers, the best ranked opponents that Jake Delaney has beaten are 240th ranked Rio Noguchi (2025), 360th ranked Filip Peliwo (2023), 374th ranked Daniel Masur (2026), 397th ranked Omar Jasika (2016).
The highest ranked opponents that Rin Kojima has won against are nullth ranked Kenta Kawada (2026), nullth ranked Ryuichiro Nakano (2026), nullth ranked Yuki Murai (2026), nullth ranked Miguel Simao (2026).
The most wins that Jake Delaney achieved in a single year was 49 in 2025, in which he had a Win Loss record of 64% (49/28).
Rin Kojima’s most victories came in 2026 when he had a W/L of 60% (6/4).
Predicting tennis matches with accuracy relies on complex modeling and if you want to find out more have a look at this PDF.

Delaney VS Kojima matches vs all opponents

stats	Jake Delaney	Rin Kojima
YTD Win/Loss	56% (214/169)	30% (7/16)
Sets Won/Lost	55% (479/387)	33% (16/33)
Games Won/Lost	52% (4269/3974)	41% (172/252)
Aces Per Game	0.52	0
Total Aces	2087	0
Double Faults Per Game	0.23	0.04
Total Double Faults	916	8
Average Match Time	1:25:33	1st Match
Average Opponent Rank	712.31	267.35
1st Serve %	63% (13586/21402)	63% (26/41)
1st Serve Win %	71% (9652/13586)	54% (14/26)
2nd Serve Win %	51% (3950/7816)	20% (3/15)
Total Break Points Won %	41% (742/1822)	100% (2/2)
Return Points Won %	37% (7931/21386)	39% (14/36)
Best of 3 Sets Win %	56% (206/371)	30% (7/23)
Best of 5 Sets Win %	60% (3/5)	0% (0/0)
Total Tiebreaks Win %	51% (66/130)	50% (1/2)
Deciding Set Win %	48% (49/102)	33% (1/3)
1st Set Won, Won Match	87% (209/182)	78% (9/7)
1st Set Won, Lost Match	13% (209/27)	22% (9/2)
1st Set Lost, Won Match	18% (174/31)	0% (14/0)

Data is for all tournament levels. To remove lower level events as per ATP & WTA head to head data, click the button in page footer.

Delaney & Kojima Last Match Highlights

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Jake Delaney Rin Kojima Prediction Stats at M15 Karuizawa

Delaney Kojima H2h Predictions at M15 Karuizawa

You can see more tennis photos of Delaney here and Kojima tennis photos here.

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