Ash ascends through the ranks of the World Coronation Series and Goh continues his work with Project Mew.
This season culminates the research fellowship adventures of Ash Ketchum and Goh as they travel across all eight regions, including the new Galar region from Pokémon Sword and Shield and the Galar region's Crown Tundra from Pokémon Sword and Shield: The Crown Tundra, based at Cerise Laboratory in Vermillion City in the Kanto region. In Canada, the season aired from to July 29, 2023. The season premiered in Japan on TV Tokyo from Decemto March 24, 2023, and in the United States Netflix released new episodes on OctoFebruand Jand the final part titled Pokémon: To Be a Pokémon Master, known in Japan as Pocket Monsters: Aim to Be a Pokémon Master (Japanese: ポケットモンスター めざせポケモンマスター, Pocket Monsters: Mezase Pokémon Master) on September 8, 2023. Pokémon Ultimate Journeys: The Series is the twenty-fifth season of the Pokémon animated series, and the third and final season of Pokémon Journeys: The Series, known in Japan as Pocket Monsters (ポケットモンスター, Poketto Monsutā).