The Flying Stone, known in Japanese as hikouseki, is the glowing levitation crystal carried by Sheeta in Studio Ghibli's Castle in the Sky, released in 1986 and directed by Hayao Miyazaki. In the film it protects her, glows when danger approaches, and guides her toward the floating island of Laputa. Clips of its soft, magical sound have circulated online among Ghibli fans and anime editors, who reuse it as shorthand for wonder, ancient technology and gentle flight. Its quiet tone keeps it useful long after the film, especially in tributes and fantasy edits.