WTA Tour
Haruka Kaji
#278
WTA World Ranking - 256 pts
Player Archetype
⚔️ The Gladiator
A fierce competitor who thrives in physical battles and tight sets. Combines solid serve and return with an unyielding fighting spirit that makes every match a war of attrition.
Physical intensityBalanced gameStrong in deciding setsCompetitive fighter
Strong against
🏃 Pusher80%
⚙️ Grinder66%
Weak against
🏹 Frontrunner41%
👑 The Complete Package43%
Player Overview
Age
31
Plays
Right-Handed
Career-High Ranking
#250 (2026-09-14)
Career
186
Wins
150
Losses
55.4%
Win %
0
Titles
Win / Loss by Year
Career record broken down by surface
| Year | Summary | Clay | Hard | Grass |
|---|---|---|---|---|
| 2026 | 31/28 | 2/2 | 28/25 | - |
| 2025 | 9/16 | 1/4 | 8/12 | - |
| 2024 | 1/1 | - | 1/1 | - |
| Career | 41/45 | 3/6 | 37/38 | - |
Serve & Return
Averages · Last 90 days (16 matches)
Serve
1st Serve In-
1st Serve Pts Won-
2nd Serve Pts Won-
Break Points Saved-
Aces / Match0.7
Double Faults / Match2.1
Avg 1st Serve-
Max Serve Speed-
Return
1st Return Pts Won-
2nd Return Pts Won-
Break Points Converted-
Rally
Winners / Match-
Unforced Errors / Match-
Net Pts Won %-
Total Pts Won %-
Prop Research
Career hit rates on common betting markets · 79 serve-stat matches
Haruka Kaji has served 3+ aces in 10.1% of career matches and 5+ aces in 2.5%.
Ace Totals
| Outcome | Hit rate | Matches |
|---|---|---|
| 1 or more | 42% | 33/79 |
| 3 or more | 10% | 8/79 |
| 5 or more | 3% | 2/79 |
| 10 or more | 0% | 0/79 |
| 15 or more | 0% | 0/79 |
| 20 or more | 0% | 0/79 |
Double Fault Totals
| Outcome | Hit rate | Matches |
|---|---|---|
| 1 or more | 86% | 68/79 |
| 2 or more | 56% | 44/79 |
| 3 or more | 32% | 25/79 |
| 5 or more | 9% | 7/79 |
| 8 or more | 1% | 1/79 |
| 10 or more | 0% | 0/79 |
Total Sets
| Outcome | Hit rate | Matches |
|---|---|---|
| 2 Sets | 75% | 63/84 |
| 3 Sets | 25% | 21/84 |
Set Betting
| Outcome | Hit rate | Matches |
|---|---|---|
| 2-0 | 36% | 30/84 |
| 2-1 | 12% | 10/84 |
| 1-2 | 13% | 11/84 |
| 0-2 | 39% | 33/84 |
Match/Set Winner
| Outcome | Hit rate | Matches |
|---|---|---|
| 1st Set Winner | 43% | 36/84 |
| 2nd Set Winner | 54% | 45/84 |
| 3rd Set Winner | 48% | 10/21 |
Recent Matches
Last 10 results
FormLWWLL
| Date | Tournament | Round | Opponent | Surface | Score | Result |
|---|---|---|---|---|---|---|
| Oct 9, 2026 | W35 Wagga Wagga | Quarterfinals | Naho Sato | Hard | 26 36 | L |
| Oct 7, 2026 | W35 Wagga Wagga | 1st Round | Rira Kosaka | Hard | 62 61 | W |
| Oct 7, 2026 | W35 Wagga Wagga | 2nd Round | Jasmine Adams | Hard | 62 60 | W |
| Sep 28, 2026 | Jingshan Tennis Open - Jingshan | 1st Round | Emerson Jones | Hard | 26 46 | L |
| Sep 19, 2026 | Korea Open - Seoul | 1st Round Qualifying | Darya Astakhova | Hard | 26 76 26 | L |
| Sep 10, 2026 | W50 Guiyang | 2nd Round | Alexandra Shubladze | Hard | 16 36 | L |
| Sep 8, 2026 | W50 Guiyang | 1st Round | Anastasia Kulikova | Hard | 62 62 | W |
| Sep 3, 2026 | W75 Tianjin | 2nd Round | Han Shi | Hard | 64 46 16 | L |
| Sep 2, 2026 | W75 Tianjin | 1st Round | Yufei Ren | Hard | 75 61 | W |
| Aug 27, 2026 | W50 Kursumlijska Banja | 2nd Round | Elena Milovanovic | Clay | 62 16 67 | L |
Haruka Kaji FAQ
Haruka Kaji is ranked #278 on the WTA tour with 256 ranking points. The career-high ranking is #250, reached in 2026.
Haruka Kaji is from Japan.
Haruka Kaji is 31 years old.
Haruka Kaji has a career win-loss record of 186-150 (55% win rate).
Haruka Kaji: a career-high ranking of #250 in 2026 and 186 career wins.
Haruka Kaji's strongest surface by win rate is hard, with a 37-38 record (49%). Full career splits: hard 37-38 (49%) and clay 3-6 (33%).
Haruka Kaji has won 4 of the last 10 completed matches (40%).