WTA Tour
Ayumi Koshiishi
Back after 41w off#769
WTA World Ranking - 0 pts
Player Archetype
👑 The Complete Package
Elite across every dimension - dominant serve, elite return game, and the mental toughness to close out tight matches. These players impose their will regardless of surface or opponent style.
Elite serve & returnHigh BP conversionAll-surface dominanceClutch performer
Strong against
🏃 Pusher84%
⚙️ Grinder73%
Weak against
🎯 Baseliner47%
🏹 Frontrunner50%
Player Overview
Age
25
Career
197
Wins
112
Losses
63.8%
Win %
0
Titles
Win / Loss by Year
Career record broken down by surface
| Year | Summary | Clay | Hard | Grass |
|---|---|---|---|---|
| 2025 | 11/13 | - | 11/13 | - |
| Career | 11/13 | - | 11/13 | - |
Serve & Return
No serve and return data available yet.
Prop Research
Career hit rates on common betting markets · 20 serve-stat matches
Ayumi Koshiishi has served 3+ aces in 47.4% of career matches and 5+ aces in 21.1%.
Ace Totals
| Outcome | Hit rate | Matches |
|---|---|---|
| 1 or more | 84% | 16/19 |
| 3 or more | 47% | 9/19 |
| 5 or more | 21% | 4/19 |
| 10 or more | 0% | 0/19 |
| 15 or more | 0% | 0/19 |
| 20 or more | 0% | 0/19 |
Double Fault Totals
| Outcome | Hit rate | Matches |
|---|---|---|
| 1 or more | 90% | 18/20 |
| 2 or more | 65% | 13/20 |
| 3 or more | 50% | 10/20 |
| 5 or more | 10% | 2/20 |
| 8 or more | 0% | 0/20 |
| 10 or more | 0% | 0/20 |
Total Sets
| Outcome | Hit rate | Matches |
|---|---|---|
| 2 Sets | 75% | 18/24 |
| 3 Sets | 25% | 6/24 |
Set Betting
| Outcome | Hit rate | Matches |
|---|---|---|
| 2-0 | 33% | 8/24 |
| 2-1 | 13% | 3/24 |
| 1-2 | 13% | 3/24 |
| 0-2 | 42% | 10/24 |
Match/Set Winner
| Outcome | Hit rate | Matches |
|---|---|---|
| 1st Set Winner | 50% | 12/24 |
| 2nd Set Winner | 42% | 10/24 |
| 3rd Set Winner | 50% | 3/6 |
Recent Matches
Last 8 results
FormLWWLL
| Date | Tournament | Round | Opponent | Surface | Score | Result |
|---|---|---|---|---|---|---|
| Nov 14, 2025 | W50 Brisbane 1 | Quarterfinals | Sijia Wei | Hard | 16 26 | L |
| Nov 13, 2025 | W50 Brisbane 1 | 2nd Round | Arina Varaksina | Hard | 62 76 | W |
| Nov 11, 2025 | W50 Brisbane 1 | 1st Round | Petra Hule | Hard | 63 62 | W |
| Oct 28, 2025 | W75 Toronto 1 | 1st Round | Kayla Cross | Hard | 62 26 36 | L |
| Oct 24, 2025 | W75 Saguenay 1 | Quarterfinals | Anna Sinclair Rogers | Hard | 26 46 | L |
| Oct 23, 2025 | W75 Saguenay 1 | 2nd Round | Teah Chavez | Hard | 76 26 62 | W |
| Oct 21, 2025 | W75 Saguenay 1 | 1st Round | Alexandra Vagramov | Hard | 64 36 63 | W |
| Sep 24, 2025 | W100 Incheon | Round of 32 | Misaki Matsuda | Hard | 46 64 26 | L |
Ayumi Koshiishi FAQ
Ayumi Koshiishi is ranked #769 on the WTA tour.
Ayumi Koshiishi is from Japan.
Ayumi Koshiishi is 25 years old.
Ayumi Koshiishi has a career win-loss record of 197-112 (64% win rate).
Ayumi Koshiishi's strongest surface by win rate is hard, with a 11-13 record (46%). Full career splits: hard 11-13 (46%).
Ayumi Koshiishi has won 4 of the last 8 completed matches (50%).