This is the iconic “Chipi Chipi Chapa Chapa” sound from Fubuki, the Hololive VTuber. It’s basically her signature cute noise that became a meme in the anime community, and people use it for clips, edits, or just because it’s weirdly catchy.
Fubuki – Chipi Chipi Chapa Chapa Sound Effect
Shared by Krabby