Is this also "the flow of the times"? In the same way, many people were shocked.
However, as food poisoning has actually occurred, there are also views that there is no point in restricting movement.
Either "traditional or safe" is an important thing, so you can not easily answer.
That is why we believe that our own measures, such as thorough hand washing and sanitary control of rice cakes, can be solved by our own efforts more than ever.