1. A character display device that displays a document, the character display device comprising: a searching unit to search for an icon being a picture by determining whether or not a character of the document stored in a memory is the icon according to an order of the characters of the document, a counting unit to count the number of characters, each of the characters not being the icon until the icon is found by the searching unit, a rendering unit to, set a first display attribute to all of the characters counted by the counting unit based on the counted number of characters when the icon is found by the searching unit and render all of the characters having the set first display attribute, and set a second display attribute to the found icon and render the icon having the set second display attribute after all of the characters having the set first display attribute are rendered.