This porn video tag is related to a Japanese adult animated series called "Azur Lane." The term "hentai" implies that the content is explicit and erotic in nature. In this context, "hentai azur lane" refers to adult-oriented content featuring characters from the Azur Lane universe. Azur Lane is a popular mobile game and multimedia franchise where anthropomorphic ships from various nations fight each other in a fictional world. The hentai version of this series includes explicit artwork or animated scenes involving these ship girls, catering to an adult audience.