The term "shippuden" refers to the Japanese adult animation series, "Naruto: Shippūden." This anime is a sequel to the original "Naruto" series and features more mature content and explicit sexual themes in addition to its main plotline. While the actual tag for this category may vary, it typically falls under the categories of Hentai or Adult Anime and would be associated with Japanese animation styles and characters from the Naruto universe.