1. A form creation device comprising: an operation unit configured to receive a user's input for creation of a form layout; a retaining unit that retains a range of set information which prescribes image elements that are suitable for OCR processing; an image generation unit that generates a form image based on the user's input and the set information range retained in the retaining unit; a suitability decision unit that decides whether each of the image elements that constitutes the form image is suitable for the OCR processing; and an element replacement unit that replaces any ones of the image elements of the form image which are not suitable for the OCR processing with the image elements which are suitable for the OCR processing.