The exact show or recording behind this short clip is not clearly identified, so it circulates online mainly as a Japanese reaction sound rather than as a named quote. Its appeal comes from the universal feeling it captures, sudden disbelief when something does not add up, which translates easily across edits, memes and reaction videos. Creators reuse it because the sharp opening and questioning follow-up work without subtitles, making it a compact shorthand for confusion in anime edits, gaming clips and short-form comedy.