Kugayama 3 10K 1998 WTA
Final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Alicia Molik | m. | Riei Kawamata | 6-2 6-1 |
Semifinal
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Riei Kawamata | m. | Orawan Wongkamalasai | 6-2 6-1 |
| Alicia Molik | m. | Akiko Gunji | 6-2 6-3 |
Perempat final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Orawan Wongkamalasai | m. | Satomi Kinjo | 4-6 6-2 6-2 |
| Riei Kawamata | m. | Madoka Kuki | 6-4 6-3 |
| Akiko Gunji | m. | Yoshiko Sasano | 3-6 6-1 6-4 |
| Alicia Molik | m. | Kiyoko Yazawa | 6-1 6-1 |
Babak 16 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Orawan Wongkamalasai | m. | Hsueh Li Hsu | 6-4 6-1 |
| Satomi Kinjo | m. | Satoko Kurioka | 3-6 7-6 6-4 |
| Riei Kawamata | m. | Seiko Okamoto | 6-3 2-6 6-4 |
| Madoka Kuki | m. | Keiko Taguchi | 6-0 6-2 |
| Akiko Gunji | m. | Lara Van Rooyen | 7-5 7-6 |
| Yoshiko Sasano | m. | Ayami Takase | 2-6 6-3 6-4 |
| Kiyoko Yazawa | m. | Akiko Kinebuchi | 7-6 6-2 |
| Alicia Molik | m. | Ka Po Tong | 6-3 6-2 |
Babak 32 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Orawan Wongkamalasai | m. | Aurandrea Narvaez | 6-3 2-6 6-1 |
| Hsueh Li Hsu | m. | Yumiko Kitamura | 4-6 6-2 6-4 |
| Satoko Kurioka | m. | Chie Nagano | 6-2 6-3 |
| Satomi Kinjo | m. | Sachie Umehara | 7-6 6-2 |
| Riei Kawamata | m. | Yoriko Yamagishi | 6-1 6-2 |
| Seiko Okamoto | m. | Yasuko Nishimata | 7-6 6-4 |
| Keiko Taguchi | m. | Keiko Tameishi | 6-2 6-2 |
| Madoka Kuki | m. | Kaori Aoyama | 6-1 6-2 |
| Lara Van Rooyen | m. | Tzu Ting Weng | 3-6 6-2 6-2 |
| Akiko Gunji | m. | Shelley Stephens | 6-4 6-4 |
| Ayami Takase | m. | Saori Honda | 6-3 6-2 |
| Yoshiko Sasano | m. | Bryanne Stewart | 6-3 6-4 |
| Kiyoko Yazawa | m. | Patty Murren | 6-4 6-3 |
| Akiko Kinebuchi | m. | Rurika Maruse | 6-3 6-4 |
| Ka Po Tong | m. | Shizuko Matsuda | 6-2 6-3 |
| Alicia Molik | m. | Bettina Horvath | 6-4 6-0 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0