The 2006 Toray Pan Pacific Open was a women's tennis tournament played on indoor carpet courts. It was the 23rd edition of the Toray Pan Pacific Open, and was part of the Tier I Series of the 2006 WTA Tour. It took place at the Tokyo Metropolitan Gymnasium in Tokyo, Japan, from January 27 through February 5, 2006. Elena Dementieva won the singles title.
See main article: 2006 Toray Pan Pacific Open – Singles. 
Elena Dementieva defeated Martina Hingis, 6–2, 6–0
See main article: 2006 Toray Pan Pacific Open – Doubles. 
Lisa Raymond / 
Samantha Stosur defeated Cara Black / Rennae Stubbs, 6–2, 6–1