Since the sales promotion event held in Dotonbori was picked up by the media, it spread to the Kansai region, and later ehomaki came to be sold at convenient stores; as such, the sales promotion campaign for ehomaki came to be held across the country.
道頓堀で行われた販売促進イベントがマスコミに取り上げられて関西に広がり、その後はコンビニで販売されるようになって全国で販売促進キャンペーンが行われている。