2009 Toray Pan Pacific Open

The 2009 Toray Pan Pacific Open was a women's tennis tournament played on outdoor hard courts. It was the 26th edition of the Toray Pan Pacific Open, and was part of the Premier Series of the 2009 WTA Tour. It was held at the Ariake Coliseum in Tokyo, Japan, from September 27 through October 2, 2009. Maria Sharapova won the singles title.

Singles
🇷🇺 Maria Sharapova defeated 🇷🇸 Jelena Janković, 5–2 (ret)
 * This is Sharapova's first title of the year and 20th of her career. It is her first title since April 2008 in the 2008 Bausch & Lomb Championships and her second win at this event, also winning in 2005.

Doubles
🇷🇺 Alisa Kleybanova / 🇮🇹 Francesca Schiavone defeated 🇸🇰 Daniela Hantuchová / 🇯🇵 Ai Sugiyama, 6–4, 6–2

Seeds

 * seeds are based on the rankings of September 21, 2009

Other entrants
The following players received wildcards into the singles main draw:
 * 🇷🇺 Dinara Safina
 * 🇯🇵 Ai Sugiyama
 * 🇯🇵 Ayumi Morita
 * 🇯🇵 Kimiko Date-Krumm

The following players received entry from the qualifying draw:
 * 🇺🇦 Kateryna Bondarenko
 * 🇷🇺 Anastasia Pavlyuchenkova
 * 🇺🇸 Jill Craybas
 * 🇺🇸 Alexa Glatch
 * 🇩🇪 Andrea Petkovic
 * 🇵🇱 Urszula Radwańska
 * 🇮🇳 Sania Mirza
 * Chang Kai-Chen