Kayla Day def. Sofia Kenin
6-3 6-2
Kayla Day defeated Sofia Kenin 6-3 6-2 in the 2026 Japan Women's Open first round on hard courts on October 20, 2026.
Match Information
Match Statistics
| Stat | Kayla Day | Sofia Kenin |
|---|---|---|
| Serving | ||
AcesServes that land in and are not touched by the returner. | 10 | 0 |
Double faultsService points lost by missing both first and second serve. | 0 | 0 |
First serve %Percentage of service points where the first serve landed in. | 70.9% | 53.3% |
First serve points won %Percentage of points won after making a first serve. | 76.9% | 58.3% |
Second serve points won %Percentage of second-serve points won, including points lost through double faults. | 62.5% | 61.9% |
Break points saved %Percentage of break points won by the server. | 100.0% | 25.0% |
Service points won %Percentage of all points won while serving. | 72.7% | 60.0% |
| Returning | ||
Break points converted %Percentage of break-point chances won by the returner. | 75.0% | 0.0% |
Return points won %Percentage of all points won while returning. | 40.0% | 27.3% |
| Overall | ||
Total points won %Percentage of all completed points won. | 58.0% | 42.0% |
Match Serve+This match’s service points won percentage minus the tour’s season average, in percentage points. Zero is average; +5 means five points above average. Match-weighted available stats; no opponent adjustment. | +15.8 | +3.1 |
Match Return+This match’s return points won percentage minus the tour’s season average, in percentage points. Zero is average; +5 means five points above average. Match-weighted available stats; no opponent adjustment. | -3.1 | -15.8 |
* Match Serve+ and Match Return+ compare this match with the WTA 2026 average from available match stats. Zero is average; +5 means five percentage points above average. No opponent adjustment.
Player Comparison
| Field | Kayla Day | Sofia Kenin |
|---|---|---|
| Country | USA | USA |
| Birth date | Sep 28, 1999 | Nov 14, 1998 |
| Age | 27 | 27 |
| Height | 173 cm | 170 cm |
| Handedness | Left-Handed | Right-Handed |
| Backhand style | Two-Handed Backhand | Two-Handed Backhand |
| Ranking (entering) | 119 | 126 |
| Ranking points (entering) | 614 | 593 |
| Elo (entering) | 1,612 | 1,623 |
| Current career W-L | 11–30 | 175–157 |
| Current career earnings | $1,614,354 | $12,801,532 |
Path
Kayla Day's path
| Opponent | Score | W-L | H2H | Match Data | Date | Round |
|---|---|---|---|---|---|---|
| Ena Koike | 7-5 6-3 | W | H2H | Match data | Oct 17, 2026 | Q1 |
Kayla Day's next match
No later same-event match found for the winner.
Sofia Kenin's path
| Opponent | Score | W-L | H2H | Match Data | Date | Round |
|---|---|---|---|---|---|---|
| Mei Yamaguchi | 2-6 6-0 6-1 | W | H2H | Match data | Oct 17, 2026 | Q1 |