To provide a business form creation method for automatically changing output setting even if data of length exceeding that defined by output setting are assigned to an arbitrary field graphic, for reducing data dependency when creating a field graphic by adding an attribute for enabling all assigned data to be received and by performing display to a display device, for dispensing with processing, such as the redefinition of the output setting, and for sharply improving business form creation efficiency.

The business form creation method for creating a business form by inputting data into the field graphic in the business form comprises a setting step for setting the format of the field graphic to which the data are inputted; and an output step for outputting the business form created by inputting the data into the field graphic according to the format set by the setting step. In the setting step, setting, where the format is automatically updated or not, can be made according to the length of data to be inputted.