Calvas Koān

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Calvas Koān
Cantón Calvas
—  Koān  —
Calvas Koān ê uī-tì
Calvas Koān ê uī-tì
Kok-ka  Ecuador
Séng Loja
Sî-khu ECT (UTC-5)

Calvas Koān (Se-pan-gâ-gí: Cantón Calvas) sī Ecuador Loja Séng ê chi̍t ê koān.