Perfect Human comes from the Japanese comedy music act RADIO FISH, formed by the duo Oriental Radio, whose 2016 song built its hook around the English phrase I am a perfect human sung with exaggerated confidence. The track went viral in Japan through television performances and online clips, then spread internationally as a meme sound for entrances and parodies. Shortened versions, including this weee edit, later circulated on TikTok and soundboards, where creators kept reusing the chant because its boastful tone works instantly even without understanding Japanese.