Vina (department) Vina Department is a department of the Adamawa Province in Cameroon.The department covers an area of 17,196 km and as of 2001 had a total population of 247,427. The capital of the department lies at Ngaoundéré.SubdivisionsThe department is divided administratively into 7 communes and in turn into villages.Communes Belel Mbe Nganha Ngaoundéré Ngaoundéré Nyambaka Martap