Aru (Harju Koān)
Aru sī chi̍t ê tī Estonia Kiōng-hô-kok Harju Koān Kuusalu Kàu-khu ê chng-thâu (küla).
| Aru | |
| — Chng-thâu — | |
  Aru |
|
| Keng-hūi-tō͘: 59°25′29″N 25°29′25″E / 59.42472°N 25.49028°E | |
| Kok-ka |  Estonia
|
|---|---|
| Koān | Harju |
| Chū-tī-thé | Kuusalu Kàu-khu |
| Jîn-kháu | |
| - Lóng-chóng | 34 lâng |
| Sî-khu | EET (UTC+2) |
| - Jo̍at--lâng | EEST (UTC+3) |