To provide a method to simply act originality in a nail art for anyone, in which at treatment of the nail art, fingernails are not conventionally and repeatedly painted.

The simple nail-art sheet providing any user with amusement of individual sense safely represents originality by combinations of items selected from the following: at amusement of the nail art, instead of repeatedly painting on the fingernails, a sheet printed with colors or patterns is stuck onto the nails; a transparent sheet printed with patterns is stuck onto the nails; a transparent sheet printed with patterns is further stuck over the nails stuck with the sheet printed with colors and patterns by a combination in an individual sense. In any case, any edge part for cutting the sheet is not directly brought into contact with the nails or the fingers. The rest of the sheet is easily cut in tailoring the figures of the individual nails by a special cutter structured in a direction and at an angle not harming them.