An input-handwriting automatic transformation system capable of automatically transforming handwriting input to a font most similar to the input handwriting, the system including a recognizing unit recognizing handwriting input via an input pad; an extracting unit extracting a font most similar to the input handwriting from fonts stored in a memory; and a transforming unit comparing the font extracted by the extracting unit and the input handwriting and automatically transforming the extracted font to be most similar to the input handwriting.