Buyo DepartmentBuyo Department is a department of Nawa Region in Bas-Sassandra District, Ivory Coast. In 2021, its population was 176,568 and its seat is the settlement of Buyo. The sub-prefectures of the department are Buyo and Dapéoua.HistoryBuyo Department and Méagui Department were created in 2012 by dividing Soubré Department.