Observation Haki, known in Japanese as Kenbunshoku Haki, is one of the three main forms of Haki in One Piece, the long-running manga and anime series created by Eiichiro Oda. It lets a user sense the presence, strength and intent of others, often before an attack is launched, which is why it is closely tied to dodges, ambushes and dramatic reveals. As One Piece clips spread across short-form video and meme edits, this short cue became a shorthand for heightened awareness, and editors still use it whenever a scene needs an instant sense of danger or foresight.