Jaska
| Jaska | |
| — Chng-thâu — | |
  Jaska |
|
| Keng-hūi-tō͘: 58°31′53″N 25°34′47″E / 58.53139°N 25.57972°E | |
| Kok-ka |  Estonia
|
|---|---|
| Koān | Viljandi |
| Chū-tī-thé | Põhja-Sakala Kàu-khu |
| Jîn-kháu | |
| - Lóng-chóng | 86 lâng |
| Sî-khu | EET (UTC+2) |
| - Joa̍h-tang | EEST (UTC+3) |
Jaska sī chi̍t ê tī Estonia Kiōng-hô-kok Viljandi Koān Põhja-Sakala Kàu-khu ê chng-thâu (küla).