Provided is a one-touch artificial nail including: a nail body coupled to a nail, and an adhesive surface formed at a location facing the nail; a design layer formed by painting an upper portion of the nail body; a double-sided adhesive tape body attached to a lower portion of the nail body and having curved portions where first cutting lines having a linear shape in a vertical direction are formed, and connecting portions formed between the first cutting lines so that the curved portions are not separated; and a release tape detachably coupled to the double-sided adhesive tape body, having a greater area than the double-sided adhesive tape body, and having second cutting lines formed at the same locations as the first cutting lines to pass in the vertical direction, wherein the release tape has a grip protruding from the outer circumference of the release tape and the nail body.