Pikachu is the mascot character of the Pokémon franchise, which began with Nintendo games in the 1990s and became globally popular through the anime, films and merchandise. Short Pikachu voice clips spread widely in memes, fan edits and reaction compilations because the character is instantly recognizable across generations. Online, the sound stays popular for cute, nostalgic and light-comedy moments, especially in anime-related posts and gaming content where a quick Pokémon reference is enough to land the joke.