To provide a hygienic rice ball sheet capable of preventing infection of infectious diseases such as influenza by arranging an antifouling sheet on the rice ball sheet to prevent dust, bacteria, viruses or the like on hands from being ingested together with the rice ball when eating the rice ball with bare hands.

A rice ball sheet is composed of a material such as vinyl or polypropylene. In addition, an antifouling sheet composed of a material such as vinyl or polypropylene is arranged inside a sheet composed of a few layers. Alternatively, one tape is arranged on the left and another on the right in the vicinity of the right and left sides of a rectangle sheet composed of the material such as vinyl or polypropylene.