Kodo kessai is the standard Japanese term for paying by code, usually by scanning a QR or barcode at a till instead of using cash or a card. As cashless payment became a normal part of everyday shopping and travel in Japan, the phrase became instantly recognisable to visitors and viewers, even without translation. Short soundboard clips of the phrase now circulate online as a shorthand for that checkout moment, letting creators signal a Japanese shop, a phone payment or a cashless joke in under two seconds.