A printing apparatus includes an image data generating device to generate image data based on a touch detection signal supplied from a written character inputting area of a touch panel inputting device, a blank space detecting device to detect and identify line data and blank space data based on the image data, an alignment processing device to delete the blank space data from the image data and to align the remaining line data end to end in a tape conveying direction of a print receiving tape, a printing data generating device to generate printing data by executing a size conversion of the line data aligned end to end so as to match the line data to a tape width, and a printing processing device to execute a printing process on the print receiving tape based on the printing data.