Human noroviruses (HNVs) are one of the major causes of food poisoning and severe gastroenteritis. However. prevention and medical treatment of HNV disease is underdeveloped due to the lack of ecological understanding of the HNVs including their host organisms. We address the potential source animals of HNVs based on the environmental DNA metabarcoding analysis. https://parisnaturalfoodes.shop/product-category/sleepytime/