Casa Cosy is located in Le Pouliguen, France on 2 rue du Croisic. Casa Cosy is rated 4.6 out of 5 in the category concept shops in France. Hôtel de Charme Casa Cosy au Pouliguen. Hôtel de Charme ... If you are looking for a hotel on the peninsula of Guérande, your happiness is at Casa Cosy.