WTA Japan Women's Open 1998 Draw, Results & Schedule

Ai Sugiyama won the 1998 Japan Women's Open, defeating Corina Morariu 6-3 6-3 in the final. The WTA 250 event was played on hard courts in Tokyo, Japan, from April 13 to April 19, 1998. The match log contains 29 recorded singles results for this edition.

Full tournament history →
Champion
Ai Sugiyama
def. Corina Morariu , 6-3 6-3
Dates
Apr 13 — Apr 19
Location
Tokyo, Japan
Category
WTA 250
Surface
Hard
Prize money
—

Round of 32

Ai Sugiyama #19
BYE
Nana Smith #99 6-0 3-6 7-6
Lilia Osterloh #121
Erika De Lone #159 6-4 6-4
Surina De Beer #176
Yuka Yoshida #64 6-1 4-6 6-1
Naoko Kijimuta #80
Shi-Ting Wang #63 3-6 6-3 6-1
Shinobu Asagoe #141
Rika Hiraki #131 6-2 6-2
Shiho Hisamatsu #551
Lori Mcneil #136 6-4 6-1
Mi-Ra Jeon #162
Tamarine Tanasugarn #39 4-6 7-5 6-0
Eun-Ha Kim #153
Corina Morariu #54 6-4 6-2
Sung-Hee Park #112
Meghann Shaughnessy #148 3-6 6-2 6-4
Janet Lee #86
Naoko Sawamatsu #30
BYE
Haruka Inoue #111 6-4 6-1
Seda Noorlander #138
Amy Frazier #46 6-4 6-2
Young-Ja Choi #239
Mana Endo #156 6-7 6-4 6-1
Kristine Kunce #128
Nicole Pratt #100 7-5 6-1
Saori Obata #207
Ginger Helgeson #114 7-6 6-2
Miho Saeki #61

Round of 16

Ai Sugiyama #19 6-3 6-2
Nana Smith #99
Erika De Lone #159 6-3 2-6 6-2
Yuka Yoshida #64
Shi-Ting Wang #63 6-3 6-2
Rika Hiraki #131
Lori Mcneil #136 6-2 6-3
Tamarine Tanasugarn #39
Corina Morariu #54 6-3 6-2
Meghann Shaughnessy #148
Naoko Sawamatsu #30 4-6 6-4 7-6
Haruka Inoue #111
Amy Frazier #46 6-0 6-1
Mana Endo #156
Nicole Pratt #100 6-3 6-2
Ginger Helgeson #114

Quarterfinals

Ai Sugiyama #19 4-6 6-1 6-1
Erika De Lone #159
Shi-Ting Wang #63 4-6 6-4 6-1
Lori Mcneil #136
Corina Morariu #54 7-5 6-3
Naoko Sawamatsu #30
Amy Frazier #46 6-2 4-6 6-2
Nicole Pratt #100

Semifinals

Ai Sugiyama #19 6-3 6-2
Shi-Ting Wang #63
Corina Morariu #54 4-6 7-6 6-4
Amy Frazier #46

Final

Ai Sugiyama #19 6-3 6-3
Corina Morariu #54

Most Titles

Players with the most Japan Women's Open titles
PlayerTitles
Samantha Stosur 3
Ai Sugiyama 2
Amy Frazier 2

Recent Finals

Recent Japan Women's Open finals
WinnerScoreRunner-upH2HMatch DataSeasonSurface
Leylah Fernandez 6-0 5-7 6-3 Tereza Valentova H2H Match data 2025 Hard
Suzan Lamens #125 6-0 6-4 Kimberly Birrell #150 H2H Match data 2024 Hard
Ashlyn Krueger #123 6-3 7-6(6) Lin Zhu #35 H2H Match data 2023 Hard
— — — — — 2020 Hard
Su-Wei Hsieh #40 6-2 6-2 Amanda Anisimova #134 H2H Match data 2018 Hard

View full tournament history →

Related Tournaments

Other WTA 250 tournaments in 1998

Previous editions of Japan Women's Open

Frequently Asked Questions

Where is Japan Women's Open held?
Japan Women's Open is held in Tokyo, Japan.
Who won the most recent Japan Women's Open?
The 2025 Japan Women's Open was won by Leylah Fernandez 6-0 5-7 6-3.
Who has won the most Japan Women's Open titles?
Samantha Stosur has won 3 Japan Women's Open titles, the most by any player.
When was the first Japan Women's Open played?
The first edition of Japan Women's Open was held in 1970.
What surface is Japan Women's Open played on?
Japan Women's Open is played on hard courts.