Ka cika wannan jumla: A yankin Cairu ne yawancin mutanen Aimoré suke da zama. 'Yan Portugal sun isa yankin a farkon ƙarni na 16 kuma ba da daɗewa ba suka kafa gonar masara. Francisco Romeo, mai kula da Kyaftin na São Jorge dos Ilhéus ya kafa wani karamin zama a Cairu bisa ga yanayin da yake da shi. Mazauna sun kori Aimoré kuma an kafa mazaunin, wanda aka sani da Vila de Nossa Senhora do Rosário do Cairú, a cikin 1608. Yana kan wani tudu da ke kallon Kogin Tinharé, wanda ke kai tsaye zuwa Tekun Atlantika. Franciscans sun isa a 1654 don gina Convent da Church of Saint Anthony a wani babban wuri a cikin ƙauyen. Cairu ya zama babban mai samar da garin manioc da katako a ƙarni na 17. An tilasta wa garin bayar da gudummawar $ 166,000 a kowace shekara har tsawon shekaru talatin don tallafawa sake gina Lisbon bayan da aka rushe birnin.
1755 girgizar kasa.