A commodity-information provision evaluation method for visualizing information contributing to evaluating of commodity information provided by a commodity provider, includes performing, according to an operator's selection operation, process display processing that includes superimposing and displaying at least two of intention information, expectation information and practical information on a screen in a matrix format, to visualize a gap between the commodity information provision media, or image display processing that includes superimposing at least two of target image information, design image information and user image information on an image map screen in which information regarding image is allocated to each of regions into which a display screen is divided so that the at least two are displayed in regions to which the at least two are allocated.