Annyeong is the standard informal Korean greeting, roughly equivalent to hello, and it has become familiar worldwide through Korean pop music, dramas and online fan culture. Short greeting clips like this one circulate on soundboards because they are instantly recognisable, easy to drop into an edit and carry a friendly tone without needing translation. Fans use them to open edits, welcome viewers and signal a Korean pop theme, while other creators borrow the warmth of the greeting for lighthearted introductions. Its simplicity and positive association help explain why it remains a popular choice for short-form video intros.