Bwa lives on the West on the Burkina Faso and are surrounded in the East by Marka Dafing and on the West by Cut(Trendy lefty). In the southeast, we find ethnic groups grouped together(included) under the name of Gurunsi ". Their political system is centralized as to Kurumba for example. Besides, the society is divided into three endogames "" castes "" (we cannot get married outside of the caste to which we belong): the farmers, the smiths and the griots (musicians) who fill specific tasks within the community. The cult of Doh establishes the cultural cement which makes villages Bwa a unified group. Bwa, quite as Bobo and Marka Dafing uses " " masks in leaves " " which recover the totality of the body of the carrier, who is absolutely more recognizable. This mask Bieni which embodies the divinity Doh is made at all Bwa. It is really a symbol of social cohesion. Wooden masks, on the contrary, Ethnic groups grouped together under the term of " " Gurunsi are used only in the South by close Bwa " ". Their meaning concerns the clan and family myths. Mask with blade says "butterfly "