Ko Kolovai ko e kolo lahi ia ʻi he vahe hihifo ʻo Tongatapu. ʻOku tuʻu ʻi he Hala Hihifo (kae ʻoku ui Hala Mohuanga ʻi he koló ni), ʻi he vahaʻa ʻo Haʻavakatolo mo ʻĀhau. Ko hono hingoa fakatenetene ko e Taungapeka ia, ʻoku ongoongoa ia koeʻuhi ʻene taunga peka. Ko e kolo motuʻa ʻaupito ia, he onoʻaho naʻe ʻi ai ha kolotau, naʻe ui ia ko Pelukihehau (pelu ki he hau), koeʻuhi naʻe tau ʻa e ngaahi toʻa maʻa e Tuʻi Kanokupolu, naʻe afio ofi ki ai (ʻi mui ʻene hiki ki Kanokupolu).