The Toray Pan Pacific Open Tennis Tournament is a WTA Tour affiliated professional tennis tournament
for women held in Tokyo, Japan since 1984. It is classified on the WTA Tour as a Tier I tournament since
1993. Martina Hingis holds the record for most singles wins with five titles. The 2013 tournament will be
the last edition of this tournament, with an event in Wuhan, China to act as its replacement from 2014
onwards. Nadia Petrova is the defending champion.