Ayane Tosaka vs Koharu NiimiPrediction, Head-to-Head Results, and Stats
Ayane Tosaka and Koharu Niimi have met 1 time since 2026; Koharu Niimi leads 1–0. Across all meetings Tosaka has taken 1 sets to Niimi's 2. Their most recent meeting: Koharu Niimi won at W15 Toyama (2026).
Spread & Straight-Sets Form
Completed best-of-3 matches · Last 12 months
| Indicator | Tosaka | Niimi | ||
|---|---|---|---|---|
| Indicator | Ayane Tosaka | Koharu Niimi | ||
| Wins in straight sets | 0% | 0/1 | 80% | 4/5 |
| Wins a set when losing | 100% | 3/3 | 38% | 3/8 |
| Goes to a deciding set | 100% | 4/4 | 31% | 4/13 |
| Covers −1.5 sets as favorite | — | 50% | 1/2 | |
| Covers +1.5 sets as underdog | 100% | 1/1 | 33% | 1/3 |
| Tiebreak sets won | 0% | 0/1 | 100% | 2/2 |
| Wins after taking set 1 | 33% | 1/3 | 67% | 4/6 |
| Wins 2-0 after taking set 1 | 0% | 0/3 | 67% | 4/6 |
Colored rows are higher-is-better: green above 50%, red below. Favorite/underdog set by book odds; cover rows count only matches with odds on record. Small sample — read with care. Head-to-head: 0 of 1 completed meetings ended in straight sets (Tosaka 0, Niimi 0).
Previous meetings
1 career meeting, newest first
May 11, 2026
W15 Toyama
H Hard · 1st Round Qualifying
Common opponents
Results vs. opponents both players faced · Last 12 months
Across 1 shared opponent, both Tosaka and Niimi posted a 0% win rate.
| Opponent | Tosaka | Niimi |
|---|---|---|
| Yuna Ohashi | L 26 64 1113 | L 76 16 210 |
Recent Form
Last five matches per player
Yuna Ohashi
W15 Fukui · 1st Round Qualifying
May 25
Eva Marie Desvignes
W15 Toyama · 2nd Round
May 22
Miyu Nishiwaki
W15 Toyama · 1st Round
May 19
Koharu Niimi
W15 Toyama · 1st Round Qualifying
May 11
Renee Alame
W15 Brisbane · 2nd Round Qualifying
Jul 20
Lala Fannin
W15 Brisbane · 1st Round Qualifying
Jul 19
Yuna Ohashi
W15 Brisbane · 2nd Round Qualifying
Jul 13
Unknown Player
W15 Brisbane · 1st Round Qualifying
Jul 13
Dilana Rsovac
Brisbane 6 ITF
Jul 12
Yui Ohwaki
W15 Sapporo · 1st Round Qualifying
Jun 22
Riko Kikawada
W15 Sapporo · 1st Round Qualifying
Jun 15
Yuna Sugiyama
W15 Toyama · 3rd Round Qualifying
May 19
Win rate
Matches, sets and games won · Last 12 months · 4–13 matches
| Metric | Tosaka | Niimi |
|---|---|---|
| Matches won | 25% | 38% |
| Sets won | 42% | 43% |
| Games won | 47% | 47% |
Record by tier
Head-to-head record by tournament tier
| Stage | Tosaka | Niimi |
|---|---|---|
| ITF W15 | 0 | 1 |
By surface
Head-to-head record per surface
| Surface | Tosaka | Niimi |
|---|---|---|
| Hard | 0 | 1 |
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