This clip is commonly shared online as an anime wow or kawaii wow reaction sound rather than as a clearly credited quote from one specific show. It spread through short meme edits, anime-themed compilations and cute reaction posts, where creators needed a softer alternative to louder punchline audio. Its staying power comes from how quickly it signals delight, admiration or playful surprise. The sound fits modern edit styles well, especially videos built around adorable visuals, aesthetic reveals and lighthearted reactions.