1998 Toray Pan Pacific Open
Date	3 – 8 February
Edition	23rd
Category	Tier I
Draw	28S / 16D
Prize money	$926,250
Surface	Carpet / indoor
Location	Tokyo, Japan
Venue	Tokyo Metropolitan Gymnasium
Champions
Singles
Lindsay Davenport
Doubles
Martina Hingis / Mirjana Lučić
← 1997 · Pan Pacific Open · 1999 →

The 1998 Toray Pan Pacific Open was a women's tennis tournament played onindoor carpet courts at the Tokyo Metropolitan Gymnasium in Tokyo, Japan that was part of Tier I of the 1998 WTA Tour. It was the 23rd edition of the tournament and was held from 3 February 3 through 8 February 1998. Second-seeded Lindsay Davenport won the singles title and earned $150,000 first-prize money.

Header

Singles

Lindsay Davenport defeated Martina Hingis 6–3, 6–3

• It was Davenport's 1st title of the year and the 32nd of her career.

Doubles

Martina Hingis / Mirjana Lučić defeated Lindsay Davenport / Natasha Zvereva 7–5, 6–4

• It was Hingis' 4th title of the year and the 30th of her career. It was Lučić's 2nd title of the year and the 3rd of her career.