As Japan's economy boomed, many of the yatai transformed into storefronts, giving rise, particularly, to several ramen chains, such as Harugiya Ramen in Tokyo and Ide Shoten in Wakayama. However, city officials grew wary of health risks posed by the traveling food stands and, ahead of the 1964 Tokyo Olympics, new regulations were created which led to a decline in yatai.
As Japan's economy flourished, many of the yatai evolved into retail establishments, resulting in the emergence of several ramen franchises, such as Harugiya Ramen in Tokyo and Ide Shoten in Wakayama. Nevertheless, municipal authorities became concerned about the health hazards associated with the mobile food stalls and, prior to the 1964 Tokyo Olympics, new rules were established that led to a decline in yatai.