| 2010 HP Open | ||||
|---|---|---|---|---|
| Date | 11–17 October | |||
| Edition | 2nd | |||
| Category | WTA International tournaments | |||
| Surface | Hard / outdoor | |||
| Location | Osaka, Japan | |||
| Champions | ||||
| Singles | ||||
 Tamarine Tanasugarn | ||||
| Doubles | ||||
 Chang Kai-chen / Lilia Osterloh | ||||
| ||||
The2010 HP Open (also known as the2010 HP Japan Women's Open Tennis) was a women'stennis tournament played on outdoorhard courts. It was the 2nd edition of theHP Open, and was classified as one of theWTA International tournaments of the2010 WTA Tour. It was played inOsaka, Japan from October 11 to October 17.
| Country | Player | Rank1 | Seed |
|---|---|---|---|
 AUS | Samantha Stosur | 8 | 1 |
 FRA | Marion Bartoli | 14 | 2 |
 ISR | Shahar Pe'er | 18 | 3 |
 RUS | Maria Kirilenko | 26 | 4 |
| RUS | Alla Kudryavtseva | 56 | 5 |
 JPN | Kimiko Date-Krumm | 57 | 6 |
 CZE | Iveta Benešová | 70 | 7 |
 HUN | Gréta Arn | 88 | 8 |
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
Tamarine Tanasugarn def.Kimiko Date-Krumm, 7–5, 6–7(4), 6–1
Chang Kai-chen /Lilia Osterloh def.Shuko Aoyama /Rika Fujiwara, 6–0, 6–3
