A display system includes a display apparatus having a liquid crystal display screen of displaying images with memory-type liquid crystal and an image data storing portion of storing image data used for image forming; and an image data supplying apparatus including a transfer section of attaining or preparing image data and transferring the image data to said display apparatus, wherein said transfer section is used for forming images displayed in said liquid crystal display screen and transfers at least one of display image data to be destroyed after the image forming and storage image data to be stored in said image data storing portion as data separate from the other.