Rina Saigo vs Ayumi Koshiishi Head-to-Head Stats, Results & Performance Comparison

Wojtek Kolan

Our Predictions

H2H Records Career Stats

HEAD TO HEAD
R. Saigo vs A. Koshiishi

Rina Saigo

JPN

3

Win

Played

1

Win

Age

Height

308

C. Rank

446

308

Best Rank

367

Total Titles

YTD Titles

$19.5K

Career Money

Plays

Ayumi Koshiishi

JPN

3

Win

Played

1

Win

Age

Height

308

C. Rank

446

308

Best Rank

367

Total Titles

YTD Titles

$19.5K

Career Money

Plays

Head-to-head: Saigo 3 - 1 Koshiishi

They have played 9 sets in total, with Rina Saigo winning 6 and Ayumi Koshiishi winning 3. The last match between Rina Saigo and Ayumi Koshiishi was at the W35 Goyang, 02-05-2025, Round: QF, Surface: Hard, with Rina Saigo getting the victory 6-4 6-1.

Players	Head To Head Match Wins
Saigo	3
Koshiishi	1

Last 4 H2H Matches:

(QF) W35 Goyang(05-02-25)

Stats

Rina Saigo

Ayumi Koshiishi

(R1) W35 Daegu(06-05-24)

Stats

Rina Saigo

Ayumi Koshiishi

(Q3) W50 Goyang(05-20-24)

Stats

Ayumi Koshiishi

Rina Saigo

R. Saigo vs A. Koshiishi H2H Profile

R. Saigo	Stats	A. Koshiishi
$19,500	Career Prize Money	$0
56.68% (225-172)	Career Total W/L	62.03% (294-180)
3	Hard	1
4	Titles	8
3	Total H2H Matches	1
0.00% (0-1)	YTD Win/Loss	0% (0-0)

R. Saigo vs A. Koshiishi Match Preview:

Second serve performance recent form: In recent form (last 6 months), Rina Saigo has won 38.32% of points on their second serve, while Ayumi Koshiishi has won 35.77%. There is a high correlation between this stat and match prediction accuracy.
Return game stats recent form: Return stats show Rina Saigo, in recent form, has won 50.43% of their opponent's second serve points, while Ayumi Koshiishi has won 48.73%. The same stats for first serve returns are 35.84% and 34.62% respectively and this has a high correlation to pick who is favored in this H2H matchup.
Under pressure analysis: Rina Saigo has saved 45.06% of breakpoints in recent form, whereas Ayumi Koshiishi has saved 42.29% which is a useful statistic for in-game betting predictions.
Performance overview: Over the last year Rina Saigo has won 63.01% of matches played (W/L 46/27), with Ayumi Koshiishi winning 51.56% (W/L 33/31) that gives us an overall head-to head prediction overview.
Best surface: Rina Saigo has their best career surface win % on Clay, winning 58% (W/L 55/40), and worse career win % on Grass, winning 40% (W/L 2/3). Ayumi Koshiishi has their best career surface win % on Hard, winning 58% (W/L 221/127), and worse career win % on I.hard, winning 55% (W/L 24/20).
Player level: In the last year, Rina Saigo has played most of their matches on the Challengers/ITF tournaments > $10K, winning 62.50% of matches (W/L 35/21), where as Ayumi Koshiishi has played most of their matches on the Challengers/ITF tournaments > $10K, winning 51.56% of matches (W/L 33/31). 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 Rina Saigo winning 3 times and Ayumi Koshiishi being victorious 1 times. They have played 9 sets in total, with Rina Saigo winning 6 and Ayumi Koshiishi winning 3.
The last match between Rina Saigo and Ayumi Koshiishi was at the W35 Goyang, 02-05-2025, Round: QF, Surface: Hard, with Rina Saigo getting the victory 6-4 6-1.
Head to head match duration: In past head to head matches, the average match time between these players has been 2:14:54.
Opponent quality stats: Over the last 12 months, Rina Saigo has played against opponents with an average rank of 422.58 while Ayumi Koshiishi has played against players with an average rank of 408.13.
Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Rina Saigo has won 60% of deciding sets over the last 12 months, while Ayumi Koshiishi has won 60% in all matches played on tour.
Break point conversion: In recent form, Rina Saigo has converted 42.91% of breakpoint opportunities, and Ayumi Koshiishi has converted 36.90% of their chances to break their opponents serve. A telling stat for in-game live betting tips when either player has a breakpoint opportunity.

Rina Saigo vs Ayumi Koshiishi Editorial Preview By TennisTipster88.

R. Saigo vs A. Koshiishi H2H Stats Used In Our Predictions

R. Saigo	Stats	A. Koshiishi
3	H2H Matches Won	1
6	Sets Won	3
52	Games Won	36
1	Aces (Total)	9
8	Total Double Faults	23
2:14:54	Average Match Time	2:14:54
72% (200/278)	1st Serve %	64% (209/328)
61% (121/200)	1st Serve Win %	60% (126/209)
49% (38/78)	2nd Serve Win %	34% (40/119)
43% (22/51)	Break Pts Won %	50% (13/26)
49% (162/328)	Return Points Win %	43% (119/278)
75% (3/4)	Best‑of‑3 Win %	25% (1/4)
100% (1/1)	Deciding Set Win %	0% (0/1)
100% (3/3)	1st Set Won, Won Match	100% (1/1)
0% (0/3)	1st Set Won, Lost Match	0% (0/1)
0% (0/1)	1st Set Lost, Won Match	0% (0/3)

Recent Performance Stats

R. Saigo Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W50 Yokohama - 24-11-2025
R2 Hanna ChangH. Chang	L	6-4 3-6 6-4	Stats
R1 Hong Yi Cody WongH. Yi	W	6-1 6-0	Stats
W100 Takasaki - 17-11-2025
QF Lanlana TararudeeL. Tararudee	L	6-3 3-6 6-3	Stats
R2 Natsuki YoshimotoN. Yoshimoto	W	6-2 6-4	Stats
R1 Mio MushikaM. Mushika	W	6-3 6-2	Stats

View All

A. Koshiishi Recent Matches Played

OPPONENT	RESULT	SCORE	H2H
W75 Sydney - 17-11-2025
Q3 Ya-Yi YangY. Yang	L	6-3 6-4	Stats
Q1 Giselle Isabella GuillenG. Isabella	W	6-0 6-2	Stats
W50 Brisbane - 10-11-2025
QF Sijia WeiS. Wei	L	6-1 6-2	Stats
R2 Arina VaraksinaA. Varaksina	W	6-2 7-6(5)	Stats
R1 Petra HuleP. Hule	W	6-3 6-2	Stats

View All

R. Saigo vs A. Koshiishi Stats Breakdown Vs All H2H Opponents

R. Saigo	Stats	A. Koshiishi
56.68% (225/172)	YTD Win/Loss	62.03% (294/180)
55.49% (495/397)	Sets Win/Loss	60.59% (638/415)
52.54% (4204/3797)	Games Win/Loss	54.90% (5126/4211)
57.14% (148/111)	Hard Win/Loss	63.51% (221/127)
57.89% (55/40)	Clay Win/Loss	63.41% (26/15)
52.63% (20/18)	Indoor Hard W/L	55.29% (47/38)
40.00% (2/3)	Grass Win/Loss	0% (0/0)
0.04	Aces Per Game	0.18
161	Aces Total	830
0.17	Double Faults Per Game	0.29
678	Total Double Faults	1339
1:35:28	Average Match Time	1:15:56
485.07	Average Opponent Rank	510.39
71% (15538/21866)	1st Serve %	60% (13743/22857)
56% (8705/15538)	1st Serve Win %	61% (8447/13743)
46% (2912/6328)	2nd Serve Win %	45% (4109/9113)
50% (1500/3029)	Break Points Won % (Total)	50% (1543/3102)
48% (10541/22048)	Return Points Win %	48% (10864/22690)
60.00% (6/4)	Main Tour W/L	0% (0/0)
52.80% (132/118)	Challenger W/L	52.77% (143/128)
63.50% (87/50)	Futures W/L	74.38% (151/52)
56% (221/392)	Best of 3 Sets Win %	62% (287/464)
0% (0/0)	Best of 5 Sets Win %	100% (2/2)
62% (41/66)	Tiebreaks Win % (Total)	58% (46/79)
52% (54/104)	Deciding Set Win %	50% (56/111)
88% (208/184)	1st Set Won, Won Match	90% (294/264)
11% (208/23)	1st Set Won, Lost Match	10% (294/29)
21% (188/39)	1st Set Lost, Won Match	17% (180/30)