In many online catalogs and niche forums, "Seiren" refers to a high-standard sub-genre of erotic manga and manhwa (Korean comics) translated or adapted for Western audiences. However, in the context of independent Brazilian publishing, "Seiren" has also come to represent a curated style of adult comics characterized by:
O que define o impacto visual de Seiren é a aplicação de conceitos clássicos de arte em um contexto contemporâneo: Pintura Digital e Iluminação: Quadrinhos Eroticos Seiren