Tokyo 1991 • ATP 500 — Undhian
8 — 14 april
- ASx17
- Australiax6
- Jermanx5
- Jepangx5
- Swediax4
- Walandax3
- Kanadax2
- Israelx2
- Afrika Kidulx2
- Austriax1
- Belgiax1
- Prancisx1
- Indiax1
- Italiax1
- Meksikox1
- Selandia Anyarx1
- Perux1
- Swissx1
- YUGx1
- ASx12
- Jermanx5
- Australiax3
- Kanadax2
- Swediax2
- Indiax1
- Israelx1
- Jepangx1
- Meksikox1
- Selandia Anyarx1
- Perux1
- Swissx1
- YUGx1
- ASx9
- Jermanx2
- Swediax2
- Australiax1
- Perux1
- Swissx1
- ASx4
- Australiax1
- Jermanx1
- Swissx1
- Swediax1