The Living Skeleton (吸血髑髏船 Kyūketsu Dokurosen) is a 1968 Japanese horror film directed by Hiroshi Matsuno. The film's plot begins in the past where a gang of pirates commandeer a ship and kill everyone on board. Three years later in a seaside village, a Catholic priest (Masumi Okada) has offered shelter to the Saeko (Kikko Matsuoka) as her twin sister, Yoriko (also Matsuoka) has disappeared with her new husband at sea. Saeko later scuba dives with her boyfriend, the couple find a group of submerged human skeletons, chained together at the ankles near the ocean floor. That night, a ghost ship appears in the mist offshore as a voice from the ship calls out for Saeko.