Befandriana Avaratra Koān
Befandriana Avaratra sī Madagascar ê chi̍t ê koān, sio̍k tī Sofia Khu ē-kha.
| Befandriana Avaratra | |
| — Koān — | |
| Kok-ka |  Madagascar
|
|---|---|
| Khu | Sofia |
| Siú-hú | Befandriana-Avaratra |
| Bīn-chek | |
| - Lóng-chóng | 8,394 km2 |
| Jîn-kháu | |
| - Lóng-chóng | 169,423 lâng |