Pokémon refers to a media franchise created by Satoshi Tajiri and Ken Sugimori, centered around fictional creatures called 'Pokémon' that humans, known as Pokémon Trainers, catch and train to battle each other for sport. The franchise began with video games in the mid-1990s and has expanded into an animated TV series, movies, trading card games, toys, and various merchandise, influencing global popular culture significantly.