There are various Pokémon manga series, based on the Pokémon anime, video games, and trading card game. By 2000, the Pokémon manga series had sold over 7.25 million tankōbon volumes in the United States, including 1.001 million copies of Pokémon: The Electric Tale of Pikachu volume 1, which is one of the best-selling single comic books in the United States since 1993.