Kazuya 1 circulates as a short, numbered soundboard clip, a format that helps listeners find a specific version among similar character sounds without a longer title. Because it is only about five seconds long, it fits the fast pace of short-form edits, reaction videos, and live streams, where a brief recognisable sound can carry a joke or emphasise a moment. Its continued use comes from that practical length and familiarity: creators return to clips they can place instantly, audiences recognise the cue quickly, and the sound keeps appearing in new edits long after it first spread online.