Nastasja Mariana Schunk vs Ayumi Koshiishi Head-to-Head Stats, Results & Performance Comparison
Wojtek Kolan
HEAD TO HEAD
N. Mariana Schunk vs A. Koshiishi
Nastasja Mariana Schunk
GER
w
l
w
w
l
w
l
w
l
l
1
Win
1
Played
0
Win
22
Age
25
-
Height
-
302
C. Rank
446
143
Best Rank
367
0
Total Titles
0
0
YTD Titles
0
$161.5K
Career Money
$0
-
Plays
-
Ayumi Koshiishi
JPN
l
w
w
l
l
w
w
l
w
l
1
Win
1
Played
0
Win
22
Age
25
-
Height
-
302
C. Rank
446
143
Best Rank
367
0
Total Titles
0
0
YTD Titles
0
$161.5K
Career Money
$0
-
Plays
-
Head-to-head: Schunk 1 - 0 Koshiishi
They have played 2 sets in total, with Nastasja Mariana Schunk winning 2 and Ayumi Koshiishi winning 0. The last match between Nastasja Mariana Schunk and Ayumi Koshiishi was at the W25 Birmingham, 08-02-2022, Round: R1, Surface: I.hard, with Nastasja Mariana Schunk getting the victory 6-2 6-2.
| Players | Head To Head Match Wins |
|---|---|
| Schunk | 1 |
| Koshiishi | 0 |
Last 1 H2H Matches:
(R1) W25 Birmingham(02-08-22)
Nastasja Mariana Schunk
6
6
Ayumi Koshiishi
2
2
N. M. Schunk vs A. Koshiishi H2H Profile
| Stats | ||
|---|---|---|
| $161,526 | Career Prize Money | $0 |
| 59.26% (144-99) | Career Total W/L | 62.03% (294-180) |
| 1 | Indoor | 0 |
| 3 | Titles | 8 |
| 1 | Total H2H Matches | 0 |
| 50.00% (1-1) | YTD Win/Loss | 0% (0-0) |
N. M. Schunk vs A. Koshiishi Match Preview:
- Second serve performance recent form: In recent form (last 6 months), Nastasja Mariana Schunk has won 40.47% 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 Nastasja Mariana Schunk, in recent form, has won 50.00% of their opponent's second serve points, while Ayumi Koshiishi has won 48.73%. The same stats for first serve returns are 35.04% and 34.62% respectively and this has a high correlation to pick who is favored in this H2H matchup.
- Under pressure analysis: Nastasja Mariana Schunk has saved 45.08% 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 Nastasja Mariana Schunk has won 58.82% of matches played (W/L 30/21), with Ayumi Koshiishi winning 51.56% (W/L 33/31) that gives us an overall head-to head prediction overview.
- Best surface: Nastasja Mariana Schunk has their best career surface win % on Clay, winning 62% (W/L 91/55), and worse career win % on Grass, winning 43% (W/L 3/4). Ayumi Koshiishi has their best career surface win % on Hard, winning 62% (W/L 221/127), and worse career win % on I.hard, winning 55% (W/L 24/20).
- Player level: In the last year, Nastasja Mariana Schunk has played most of their matches on the Challengers/ITF tournaments > $10K, winning 61.70% of matches (W/L 29/18), 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 1 times before with Nastasja Mariana Schunk winning 1 times and Ayumi Koshiishi being victorious 0 times. They have played 2 sets in total, with Nastasja Mariana Schunk winning 2 and Ayumi Koshiishi winning 0.
- The last match between Nastasja Mariana Schunk and Ayumi Koshiishi was at the W25 Birmingham, 08-02-2022, Round: R1, Surface: I.hard, with Nastasja Mariana Schunk getting the victory 6-2 6-2.
- Head to head match duration: In past head to head matches, the average match time between these players has been 1:5:0.
- Opponent quality stats: Over the last 12 months, Nastasja Mariana Schunk has played against opponents with an average rank of 395.16 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, Nastasja Mariana Schunk has won 39% 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, Nastasja Mariana Schunk has converted 40.94% 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.
Nastasja Mariana Schunk vs Ayumi Koshiishi Editorial Preview By TennisTipster88.
N. M. Schunk vs A. Koshiishi H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 1 | H2H Matches Won | 0 |
| 2 | Sets Won | 0 |
| 12 | Games Won | 4 |
| 3 | Aces (Total) | 1 |
| 0 | Total Double Faults | 2 |
| 1:5:0 | Average Match Time | 1:5:0 |
| 80% (35/44) | 1st Serve % | 56% (27/48) |
| 80% (28/35) | 1st Serve Win % | 56% (15/27) |
| 56% (5/9) | 2nd Serve Win % | 43% (9/21) |
| 57% (4/7) | Break Pts Won % | 0% (0/2) |
| 50% (24/48) | Return Points Win % | 25% (11/44) |
| 100% (1/1) | Best‑of‑3 Win % | 0% (0/1) |
| 100% (1/1) | 1st Set Won, Won Match | 0% (0/0) |
| 0% (0/1) | 1st Set Won, Lost Match | 0% (0/0) |
| 0% (0/0) | 1st Set Lost, Won Match | 0% (0/1) |
Recent Performance Stats
2nd Serve Win %: Schunk 48%, Koshiishi 43%.
Opp 2nd Serve Pts Won: Schunk 59%, Koshiishi 57%.
Break Points Saved %: Schunk 53%, Koshiishi 48%.
N. M. Schunk Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
 Open Internacional de San Sebastian - San Sebastian - 08-09-2025 | ||||
R1  Sara BejlekS. Bejlek | L | 6-2 6-1 | ||
| W50 Oldenzaal - 25-08-2025 | ||||
R2 Noma Akugue NohaN. Akugue | L | 3-6 6-2 6-3 | ||
R1  Britt Du PreeB. Du | W | 6-4 6-1 | ||
| W35 Verbier - 18-08-2025 | ||||
R2  Anastasia BertacchiA. Bertacchi | L | 6-1 6-2 | ||
R1  Fiona GanzF. Ganz | W | 6-7(5) 6-4 7-6(5) | ||
A. Koshiishi Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
 W75 Sydney - 17-11-2025 | ||||
Q3  Ya-Yi YangY. Yang | L | 6-3 6-4 | ||
Q1  Giselle Isabella GuillenG. Isabella | W | 6-0 6-2 | ||
| W50 Brisbane - 10-11-2025 | ||||
QF  Sijia WeiS. Wei | L | 6-1 6-2 | ||
R2  Arina VaraksinaA. Varaksina | W | 6-2 7-6(5) | ||
R1 Petra HuleP. Hule | W | 6-3 6-2 | ||
N. M. Schunk vs A. Koshiishi Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 59.26% (144/99) | YTD Win/Loss | 62.03% (294/180) |
| 58.69% (331/233) | Sets Win/Loss | 60.59% (638/415) |
| 54.00% (2773/2362) | Games Win/Loss | 54.90% (5126/4211) |
| 50.00% (11/11) | Hard Win/Loss | 63.51% (221/127) |
| 62.33% (91/55) | Clay Win/Loss | 63.41% (26/15) |
| 57.35% (39/29) | Indoor Hard W/L | 55.29% (47/38) |
| 42.86% (3/4) | Grass Win/Loss | 0% (0/0) |
| 0.17 | Aces Per Game | 0.18 |
| 432 | Aces Total | 830 |
| 0.27 | Double Faults Per Game | 0.29 |
| 670 | Total Double Faults | 1339 |
| 1:34:57 | Average Match Time | 1:15:56 |
| 449.59 | Average Opponent Rank | 510.39 |
| 67% (9939/14895) | 1st Serve % | 60% (13743/22857) |
| 62% (6120/9939) | 1st Serve Win % | 61% (8447/13743) |
| 49% (2429/4956) | 2nd Serve Win % | 45% (4109/9113) |
| 48% (949/1984) | Break Points Won % (Total) | 50% (1543/3102) |
| 46% (7179/15667) | Return Points Win % | 48% (10864/22690) |
| 53.85% (7/6) | Slam W/L | 0% (0/0) |
| 0.00% (0/1) | Masters W/L | 0% (0/0) |
| 33.33% (5/10) | Main Tour W/L | 0% (0/0) |
| 60.34% (105/69) | Challenger W/L | 52.77% (143/128) |
| 67.50% (27/13) | Futures W/L | 74.38% (151/52) |
| 59% (142/241) | Best of 3 Sets Win % | 62% (287/464) |
| 100% (1/1) | Best of 5 Sets Win % | 100% (2/2) |
| 47% (22/47) | Tiebreaks Win % (Total) | 58% (46/79) |
| 42% (33/78) | Deciding Set Win % | 50% (56/111) |
| 81% (155/126) | 1st Set Won, Won Match | 90% (294/264) |
| 19% (155/29) | 1st Set Won, Lost Match | 10% (294/29) |
| 19% (88/17) | 1st Set Lost, Won Match | 17% (180/30) |
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