The exact source of many reposted "Ayaya" clips varies across meme pages and soundboards, but the phrase became widely recognized online through anime and streamer culture. It spread in short reaction edits, Discord posts, and meme compilations where creators wanted a quick cue for weeb energy or playful embarrassment. The sound stays popular because it is brief, instantly readable, and easy to pair with visual jokes about anime fandom, cute character reveals, or intentionally over-the-top reactions.