An information processing method performed by a processor, the method comprises garment selecting of receiving a selection of a garment from a user, price calculating of calculating a price of the garment on the basis of a type of the selected garment and parameters relating to a design and materials set for the garment, display controlling of causing a display part to display the calculated price, and parameter changing of changing the parameters in conjunction with an input from the user. The display controlling includes causing the display part to display the price that reflects the changed parameters in response to the change of the parameters.