Online, Arigatomiku circulates as a compact thank-you sound in anime and meme editing, where short Japanese phrases are often used to add personality without needing subtitles or a long voice line. Because it is under two seconds long, it fits easily into short-form edits, streams and online reactions, where creators want a quick emotional beat rather than a full spoken line. Its continued use comes from that simplicity: it is instantly recognisable as polite and cute, even for viewers who do not speak Japanese.