Ko ʻĀhau ko e kolo lahi ia ʻi he vahe hihifo ʻo Tongatapu. ʻOku tuʻu ʻi he Hala Hihifo ʻi he vahaʻa ʻo Kolovai mo Kanokupolu. Ko hono hingoa fakatenetene ko e Ahi ʻo Ulakai ia. Ko e kolo mo hono takatakai ko e tofiʻa ia ʻo e puleʻanga ʻo Tonga mo ha kiʻi konga ʻi he tafaʻaki tonga ko e tofiʻa ʻo Lasike, ko e taha ʻo hono ngaahi Lakepa.