PROBLEM TO BE SOLVED: To provide an imidafenacin-containing intraorally rapidly disintegrating tablet which is excellent in light stability and generates few decomposition products from a manufacturing process.SOLUTION: The intraorally rapidly disintegrating tablet is characterized by coating granules, with non-cellulose coating agent, the coating granules obtained by granulating one or more selected from the group consisting of tocopherol, a tocopherol derivative, and an acrylic polymer together with imidafenacin, and performing compression molding thereof.SELECTED DRAWING: None