Riuma
Riuma sī chi̍t ê tī Estonia Kiōng-hô-kok Viljandi Koān Viljandi Kàu-khu ê chng-thâu (küla).
| Riuma | |
| — Chng-thâu — | |
  Riuma |
|
| Keng-hūi-tō͘: 58°20′6″N 25°53′19″E / 58.33500°N 25.88861°E | |
| Kok-ka |  Estonia
|
|---|---|
| Koān | Viljandi |
| Chū-tī-thé | Viljandi Kàu-khu |
| Jîn-kháu | |
| - Lóng-chóng | 34 lâng |
| Sî-khu | EET (UTC+2) |
| - Joa̍h-tang | EEST (UTC+3) |