Fuee is shared online as Kanon's signature little squeak, a short anime reaction clip that spread through soundboards and meme edits rather than through a single viral video. Because it is only about a second and a half long, creators can drop it into almost any moment without breaking the pacing of a scene. Its appeal has lasted because it is instantly readable: listeners hear embarrassment, surprise and cuteness at once, without needing to know the original context. That makes it a handy shorthand for flustered reactions across anime fan edits, streams and short-form videos.