Place it at the exact reaction beat after the reveal, then follow with the oh my god meme button for a bigger second reaction, or precede it with a bruh soundboard button when the moment needs a flatter setup first.
關於此聲音
This two-second clip is Komasan saying his catchphrase 'Oh my swirls' in a high, bewildered voice. It gives a listener a sweet, stunned feeling, like cuteness and surprise hitting at the same time. It comes from the Yo-kai Watch anime, where the country yokai uses the line whenever the modern world amazes him.