The present disclosure relates to a method for predicting demand using a visual schema of a product, a device therefor, and a computer program therefor. The demand predicting method includes the operations of: creating visual schemas in which attributes of a product are digitized; analyzing the visual schemas and creating visual schema analysis data which are data relating to the attributes of the product; creating prediction data which are data obtained as a result of demand prediction analysis by attributes of the product using the visual schema analysis data; and creating visual narrative data expressing the prediction data into correlation between products or customers, and describing demand prediction.