Токио 1991 • ATP 500 — Жребање
8 — 14 април
- USAx17
- Australiax6
- Germanyx5
- Japanx5
- Swedenx4
- Netherlandsx3
- Canadax2
- Israelx2
- South Africax2
- Austriax1
- Belgiumx1
- Francex1
- Indiax1
- Italyx1
- Mexicox1
- New Zealandx1
- Perux1
- Switzerlandx1
- YUGx1
- USAx12
- Germanyx5
- Australiax3
- Canadax2
- Swedenx2
- Indiax1
- Israelx1
- Japanx1
- Mexicox1
- New Zealandx1
- Perux1
- Switzerlandx1
- YUGx1
- USAx9
- Germanyx2
- Swedenx2
- Australiax1
- Perux1
- Switzerlandx1
- USAx4
- Australiax1
- Germanyx1
- Switzerlandx1
- Swedenx1