Haruka Kaji vs Natalia Siedliska Head-to-Head Stats, Results & Performance Comparison
Wojtek Kolan
HEAD TO HEAD
H. Kaji vs N. Siedliska
Haruka Kaji
JPN
l
w
l
w
l
w
l
w
l
l
0
Win
1
Played
1
Win
31
Age
29
-
Height
-
277
C. Rank
855
213
Best Rank
487
0
Total Titles
0
0
YTD Titles
0
$50.3K
Career Money
$0
-
Plays
-
Natalia Siedliska
POL
w
w
l
w
w
l
w
w
w
l
0
Win
1
Played
1
Win
31
Age
29
-
Height
-
277
C. Rank
855
213
Best Rank
487
0
Total Titles
0
0
YTD Titles
0
$50.3K
Career Money
$0
-
Plays
-
Head-to-head: Kaji 0 - 1 Siedliska
They have played 3 sets in total, with Haruka Kaji winning 1 and Natalia Siedliska winning 2. The last match between Natalia Siedliska and Haruka Kaji was at the W25 Danderyd, 11-08-2022, Round: R2, Surface: Clay, with Natalia Siedliska getting the victory 6-1 5-7 6-3.
| Players | Head To Head Match Wins |
|---|---|
| Kaji | 0 |
| Siedliska | 1 |
Last 1 H2H Matches:
(R2) W25 Danderyd(08-11-22)
Natalia Siedliska
6
5
6
Haruka Kaji
1
7
3
H. Kaji vs N. Siedliska H2H Profile
| Stats | ||
|---|---|---|
| $50,325 | Career Prize Money | $0 |
| 55.73% (321-255) | Career Total W/L | 56.92% (259-196) |
| 0 | Clay | 1 |
| 7 | Titles | 4 |
| 0 | Total H2H Matches | 1 |
| 0% (0-0) | YTD Win/Loss | 0% (0-0) |
H. Kaji vs N. Siedliska Match Preview:
- Second serve performance recent form: In recent form (last 6 months), Haruka Kaji has won 37.81% of points on their second serve, while Natalia Siedliska has won 0%. There is a high correlation between this stat and match prediction accuracy.
- Return game stats recent form: Return stats show Haruka Kaji, in recent form, has won 52.66% of their opponent's second serve points, while Natalia Siedliska has won 0%. The same stats for first serve returns are 35.64% and 0% respectively and this has a high correlation to pick who is favored in this H2H matchup.
- Under pressure analysis: Haruka Kaji has saved 44.20% of breakpoints in recent form, whereas Natalia Siedliska has saved 0% which is a useful statistic for in-game betting predictions.
- Performance overview: Over the last year Haruka Kaji has won 50.00% of matches played (W/L 32/32), with Natalia Siedliska winning 75.00% (W/L 3/1) that gives us an overall head-to head prediction overview.
- Best surface: Haruka Kaji has their best career surface win % on I.hard, winning 56% (W/L 19/15), and worse career win % on Clay, winning 47% (W/L 15/17). Natalia Siedliska has their best career surface win % on I.hard, winning 56% (W/L 10/7), and worse career win % on Grass, winning 0% (W/L 0/1).
- Player level: In the last year, Haruka Kaji has played most of their matches on the Challengers/ITF tournaments > $10K, winning 52.54% of matches (W/L 31/28), where as Natalia Siedliska has played most of their matches on the Futures/Satellites/ITF tournaments $10K, winning 75.00% of matches (W/L 3/1). 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 Haruka Kaji winning 0 times and Natalia Siedliska being victorious 1 times. They have played 3 sets in total, with Haruka Kaji winning 1 and Natalia Siedliska winning 2.
- The last match between Haruka Kaji and Natalia Siedliska was at the W25 Danderyd, 11-08-2022, Round: R2, Surface: Clay, with Natalia Siedliska getting the victory 6-1 5-7 6-3.
- Head to head match duration: In past head to head matches, the average match time between these players has been 2:6:0.
- Opponent quality stats: Over the last 12 months, Haruka Kaji has played against opponents with an average rank of 360.58 while Natalia Siedliska has played against players with an average rank of 377.5.
- Deciding set performance vs all players: If you are interested in live predictions and betting, if this match goes into a deciding set, Haruka Kaji has won 45% of deciding sets over the last 12 months, while Natalia Siedliska has won 100% in all matches played on tour.
- Break point conversion: In recent form, Haruka Kaji has converted 43.01% of breakpoint opportunities, and Natalia Siedliska 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.
Haruka Kaji vs Natalia Siedliska Editorial Preview By TennisTipster88.
H. Kaji vs N. Siedliska H2H Stats Used In Our Predictions
| Stats | ||
|---|---|---|
| 0 | H2H Matches Won | 1 |
| 1 | Sets Won | 2 |
| 11 | Games Won | 17 |
| 0 | Aces (Total) | 3 |
| 2 | Total Double Faults | 7 |
| 2:6:0 | Average Match Time | 2:6:0 |
| 72% (60/83) | 1st Serve % | 61% (51/84) |
| 55% (33/60) | 1st Serve Win % | 65% (33/51) |
| 43% (10/23) | 2nd Serve Win % | 58% (19/33) |
| 50% (4/8) | Break Pts Won % | 64% (7/11) |
| 38% (32/84) | Return Points Win % | 48% (40/83) |
| 0% (0/1) | Best‑of‑3 Win % | 100% (1/1) |
| 0% (0/1) | Deciding Set Win % | 100% (1/1) |
| 0% (0/0) | 1st Set Won, Won Match | 100% (1/1) |
| 0% (0/0) | 1st Set Won, Lost Match | 0% (0/1) |
| 0% (0/1) | 1st Set Lost, Won Match | 0% (0/0) |
Recent Performance Stats
2nd Serve Win %: Kaji 46%, Siedliska 47%.
Opp 2nd Serve Pts Won: Kaji 57%, Siedliska 69%.
Break Points Saved %: Kaji 54%, Siedliska 50%.
H. Kaji Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
 W100 Takasaki - 17-11-2025 | ||||
R1  Shuai ZhangS. Zhang | L | 6-4 6-3 | ||
| W50 Funchal - 10-11-2025 | ||||
R2  Margaux RouvroyM. Rouvroy | L | 6-3 7-6(2) | ||
R1  Madelief HagemanM. Hageman | W | 6-2 6-1 | ||
| W35 Faro - 03-11-2025 | ||||
R2  Melisa ErcanM. Ercan | L | 6-2 6-4 | ||
R1  Lea NilssonL. Nilsson | W | 7-6(1) 6-1 | ||
N. Siedliska Recent Matches Played
| OPPONENT | RESULT | SCORE | H2H | |
|---|---|---|---|---|
| W15 Antalya - 06-01-2025 | ||||
R2 Ilay YorukI. Yoruk | L | 6-3 6-1 | ||
R1  Sandugash KenzhibayevaS. Kenzhibayeva | W | 6-2 6-2 | ||
Q3 Anastasiya KrymkovaA. Krymkova | W | 5-7 6-2 10-1 | ||
Q2  Mija LjubicM. Ljubic | W | 6-2 6-0 | ||
| W15 Monastir - 11-11-2024 | ||||
R1  Ela Nala MilicE. Nala | L | 6-3 6-2 | ||
H. Kaji vs N. Siedliska Stats Breakdown Vs All H2H Opponents
| Stats | ||
|---|---|---|
| 55.73% (321/255) | YTD Win/Loss | 56.92% (259/196) |
| 53.22% (695/611) | Sets Win/Loss | 56.55% (570/438) |
| 50.91% (6013/5798) | Games Win/Loss | 53.64% (4777/4129) |
| 55.92% (236/186) | Hard Win/Loss | 53.73% (72/62) |
| 46.88% (15/17) | Clay Win/Loss | 57.25% (154/115) |
| 58.33% (56/40) | Indoor Hard W/L | 64.71% (33/18) |
| 53.85% (14/12) | Grass Win/Loss | 0.00% (0/1) |
| 0.08 | Aces Per Game | 0.06 |
| 445 | Aces Total | 257 |
| 0.2 | Double Faults Per Game | 0.21 |
| 1171 | Total Double Faults | 890 |
| 1:22:6 | Average Match Time | 1st Match |
| 529.22 | Average Opponent Rank | 539.2 |
| 65% (19698/30409) | 1st Serve % | 63% (9365/14956) |
| 59% (11530/19698) | 1st Serve Win % | 59% (5480/9365) |
| 46% (4912/10712) | 2nd Serve Win % | 43% (2397/5590) |
| 49% (1903/3875) | Break Points Won % (Total) | 52% (1164/2247) |
| 46% (14129/30418) | Return Points Win % | 50% (7665/15327) |
| 33.33% (1/2) | Slam W/L | 0% (0/0) |
| 14.29% (2/12) | Main Tour W/L | 0% (0/0) |
| 55.31% (255/206) | Challenger W/L | 45.79% (49/58) |
| 64.29% (63/35) | Futures W/L | 60.34% (210/138) |
| 55% (310/564) | Best of 3 Sets Win % | 59% (256/436) |
| 67% (2/3) | Best of 5 Sets Win % | 0% (0/2) |
| 56% (60/108) | Tiebreaks Win % (Total) | 54% (38/71) |
| 60% (99/164) | Deciding Set Win % | 54% (61/113) |
| 87% (299/259) | 1st Set Won, Won Match | 86% (259/224) |
| 13% (299/39) | 1st Set Won, Lost Match | 14% (259/35) |
| 20% (275/56) | 1st Set Lost, Won Match | 18% (196/35) |
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