To (1) inexpensively structure an image drawing device and (2) edit letters or the like written to a writing surface so as to make them readable (legible).

The image drawing device has a rewritable paper 2, a transparent coating member 20 pasted to the surface of the rewritable paper 2, a writing utensil 3 to write by applying a coloring agent to the transparent coating member 20, a reading means 5 to read while scanning the writing on the transparent coating member 20, a recognition means 96 to recognize the writing read and to convert it to a fair copy, a recognition pattern storage means 98 to store user identification information and recognition patterns in a matched condition, a coloring agent erasure means 6 to erase the writing on the transparent coating member 20, and a thermal writing erasure means 7 to perform thermal writing to the rewritable paper 2 by making heat source heads 71, 71... corresponding to position coordinates based on the writing data converted to a fair copy generate heat to a first temperature area.