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There are four Inuyasha movies: Affections Touching Across Time, The Castle Beyond the Looking Glass, Swords of an Honorable Ruler, and Fire on the Mystic Island. These films are standalone adventures that are not essential to the main plot but offer additional content, featuring new villains like Menomaru, Kaguya, and the Shitoushin. The first movie, Affections Touching Across Time, was released in 2001.