2012 Toray Pan Pacific Open

The 2012 Toray Pan Pacific Open was a women's tennis tournament played on outdoor hard courts. It was the 29th edition of the Toray Pan Pacific Open, and part of the Premier Series of the 2012 WTA Tour. It took place at the Ariake Coliseum in Tokyo, Japan, from September 23 through 29, 2012. Nadia Petrova won the singles title.

Seeds

 * 1 Rankings are as of September 17, 2012

Other entrants
The following players received wildcards into the singles main draw:
 * 🇯🇵 Kimiko Date-Krumm
 * 🇫🇷 Caroline Garcia
 * 🇯🇵 Ayumi Morita

The following players received entry from the qualifying draw:
 * 🇮🇹 Camila Giorgi
 * 🇺🇸 Jamie Hampton
 * 🇷🇸 Bojana Jovanovski
 * 🇸🇪 Johanna Larsson
 * 🇯🇵 Kurumi Nara
 * 🇫🇷 Pauline Parmentier
 * 🇪🇸 Sílvia Soler Espinosa
 * 🇬🇧 Heather Watson

The following players received entry as lucky loser:
 * 🇨🇿 Andrea Hlaváčková

Withdrawals

 * 🇷🇺 Maria Kirilenko (back injury)

Retirements

 * 🇧🇾 Victoria Azarenka (dizziness)
 * 🇨🇿 Andrea Hlaváčková (left thigh injury)
 * 🇨🇿 Klára Zakopalová (left wrist injury)

Seeds

 * 1 Rankings are as of September 17, 2012

Other entrants
The following pairs received wildcards into the doubles main draw: The following pair received entry as alternates:
 * Chuang Chia-jung / 🇯🇵 Kimiko Date-Krumm
 * 🇸🇰 Daniela Hantuchová / 🇨🇳 Peng Shuai
 * 🇷🇺 Anastasia Pavlyuchenkova / 🇨🇿 Lucie Šafářová
 * Darija Jurak / 🇭🇺 Katalin Marosi

Withdrawals

 * 🇨🇿 Andrea Hlaváčková (left thigh injury)

Singles

 * 🇷🇺 Nadia Petrova def. 🇵🇱 Agnieszka Radwańska 6–0, 1–6, 6–3

Doubles

 * 🇺🇸 Raquel Kops-Jones / 🇺🇸 Abigail Spears def. 🇩🇪 Anna-Lena Grönefeld / 🇨🇿 Květa Peschke 6–1, 6–4