The exact source of this clip is not clear from the available metadata, but it is widely circulated online under the name Kimi no Tori. Short Japanese audio clips like this often spread through reposts, anime edit pages and soundboards, where the label becomes more recognizable than the original upload. Its staying power comes from how quickly it sets a soft, emotional or dramatic tone in only a few seconds, making it easy to reuse in fast edits and meme formats.