Site data updated: 2026-05-28 18:14 UTC
Naomi Osaka def. Elise Mertens
6-4 6-1
Match Information
| Date | Sep 21, 2019* |
|---|---|
| Tournament | Osaka |
| Category | WTA 250 |
| Surface | Hard |
| Round | SF |
| Winner | Naomi Osaka |
| Score | 6-4 6-1 |
| Loser | Elise Mertens |
| Stat | Naomi Osaka | Elise Mertens |
|---|---|---|
| Aces | 6 | 1 |
| Double faults | 2 | 7 |
| First serve % | 63 | 62 |
| First serve points won % | 83 | 52 |
| Second serve points won % | 47 | 44 |
| Break points saved % | 0 | 43 |
| Break points converted % | 57 | 100 |
| Service points won % | 70 | 49 |
| Return points won % | 51 | 30 |
| Total points won % | 60 | 40 |
Pre-match Comparison
| Field | Naomi Osaka | Elise Mertens |
|---|---|---|
| Country | JPN | BEL |
| Birth date | Oct 16, 1997 | Nov 17, 1995 |
| Age | 21 | 23 |
| Height | 180 | 179 |
| Handedness | Right-Handed | Right-Handed |
| Backhand style | Two-Handed Backhand | Two-Handed Backhand |
| Ranking (entering) | 4 | 24 |
| Ranking points (entering) | 4,846 | 2,110 |
| Elo (entering) | 1,928 | 1,855 |
| Career W-L | 240–130 | 311–199 |
| Career earnings | $26,367,552 | $20,040,505 |
Path
Naomi Osaka's path
| Date | Round | Opponent | Score | W/L | H2H | Match data |
|---|---|---|---|---|---|---|
| Sep 21, 2019 | QF | Yulia Putintseva | 6-4 6-4 | W | H2H | Match data |
| Sep 20, 2019 | R16 | Viktoriya Tomova | 7-5 6-3 | W | H2H | Match data |
Naomi Osaka's next match
| Date | Round | Opponent | Score | W/L | H2H | Match data |
|---|---|---|---|---|---|---|
| Sep 22, 2019 | F | Anastasia Pavlyuchenkova | 6-2 6-3 | W | H2H | Match data |
Elise Mertens's path
| Date | Round | Opponent | Score | W/L | H2H | Match data |
|---|---|---|---|---|---|---|
| Sep 21, 2019 | QF | Camila Giorgi | 6-4 6-3 | W | H2H | Match data |
| Sep 20, 2019 | R16 | Su-Wei Hsieh | 6-3 1-6 6-2 | W | H2H | Match data |
| Sep 19, 2019 | R32 | Whitney Osuigwe | 6-3 6-1 | W | H2H | Match data |