Omaru Polka debuted in August 2020 as part of Hololive's fifth generation of VTubers, presented as a circus clown performer with an energetic, unpredictable stage personality. Short clips of her vocal tics and rapid chants were widely shared by fans on social media and in fan edits, where the pipipipipipi riff became a shorthand for her hyper style. The sound now circulates far beyond Hololive streams, used in meme videos and soundboards whenever a creator wants an instantly recognisable anime-style burst of chaotic, cheerful energy.