Pokémon Ranger and the Temple of the Sea is a 2006 Japanese animated fantasy film, the ninth in the Pokémon film series, and the fourth and final film to be set in the Advanced Generation series. Directed by Kunihiko Yuyama and written by Hideki Sonoda, the story follows the Pokémon Trainer Ash Ketchum, Pokémon partner Pikachu, and their friends May, Max and Brock as they help a Pokémon Ranger named Jack Walker deliver the Mythical Pokémon Manaphy to an undersea palace called Samiya while evading mercenaries led by Phantom the Pirate.