Manufacturing procedure analysis support method and device

A method of assisting analysis of a production process assisting work for analyzing the relationship between quality factors and characteristic of a product and a program product and a recording medium for the same, comprising receiving a designation of a factor from a user at a computer, arranging images corresponding to said image data related to the received factor in a virtual space in a display device connected to the computer (S 13 ), displaying the virtual space in which the images are arranged in the display device (S 14 ), repeating the designation reception, arrangement, and display until the user judges that there is similarity between adjoining images in the displayed images, receiving designation of at least one image by the user from images having similarity between adjoining images (S 15 ), automatically extracting common factors among factors of the designated image (S 16 ), receiving a hypothesis of a relationship between the common factors designated by the user and quality of products, and verifying the relation hypothesis (S 17 ) so as to thereby assist work for analyzing the relationship between factors selected by the user and the product characteristic and adding to factors feature quantity from the image data of products and feature quantity from text data relating to the process prepared by a production worker converted to numerals/characters (S 11 , S 12 ).