Tokyo 1998 WTA
Final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Ai Sugiyama | m. | Corina Morariu | 6-3 6-3 |
Semifinal
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Ai Sugiyama | m. | Shi Ting Wang | 6-3 6-2 |
| Corina Morariu | m. | Amy Frazier | 4-6 7-6 6-4 |
Perempat final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Ai Sugiyama | m. | Erika De Lone | 4-6 6-1 6-1 |
| Shi Ting Wang | m. | Lori Mcneil | 4-6 6-4 6-1 |
| Amy Frazier | m. | Nicole Pratt | 6-2 4-6 6-2 |
| Corina Morariu | m. | Naoko Sawamatsu | 7-5 6-3 |
Babak 16 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Ai Sugiyama | m. | Nana Smith | 6-3 6-2 |
| Erika De Lone | m. | Yuka Yoshida | 6-3 2-6 6-2 |
| Lori Mcneil | m. | Tamarine Tanasugarn | 6-2 6-3 |
| Shi Ting Wang | m. | Rika Hiraki | 6-3 6-2 |
| Nicole Pratt | m. | Ginger Helgeson | 6-3 6-2 |
| Amy Frazier | m. | Mana Endo | 6-0 6-1 |
| Corina Morariu | m. | Meghann Shaughnessy | 6-3 6-2 |
| Naoko Sawamatsu | m. | Haruka Inoue | 4-6 6-4 7-6 |
Babak 32 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Nana Smith | m. | Lilia Osterloh | 6-0 3-6 7-6 |
| Erika De Lone | m. | Surina De Beer | 6-4 6-4 |
| Yuka Yoshida | m. | Naoko Kijimuta | 6-1 4-6 6-1 |
| Tamarine Tanasugarn | m. | Eun Ha Kim | 4-6 7-5 6-0 |
| Lori Mcneil | m. | Mi Ra Jeon | 6-4 6-1 |
| Rika Hiraki | m. | Shiho Hisamatsu | 6-2 6-2 |
| Shi Ting Wang | m. | Shinobu Asagoe | 3-6 6-3 6-1 |
| Ginger Helgeson | m. | Miho Saeki | 7-6 6-2 |
| Nicole Pratt | m. | Saori Obata | 7-5 6-1 |
| Mana Endo | m. | Kristine Kunce | 6-7 6-4 6-1 |
| Amy Frazier | m. | Young Ja Choi | 6-4 6-2 |
| Corina Morariu | m. | Sung Hee Park | 6-4 6-2 |
| Meghann Shaughnessy | m. | Janet Lee | 3-6 6-2 6-4 |
| Haruka Inoue | m. | Seda Noorlander | 6-4 6-1 |
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0