1. A smell generating apparatus for generating a desired smell under computer control, characterized by including: a plurality of perfume containing members; a perfume information registration means for registering preset perfume information on a smell classification table and kinds of the preset perfumes corresponding to smell items in the smell classification table, its generation amount and the variation with time of that generation amount; a perfume information selecting and extracting means for selecting a predetermined smell item from the smell classification table and extracting the preset perfume information corresponding to the predetermined smell item; a smell generation control means for controlling smell generation according to the smell generation program and the perfume information; a smell selecting means for selecting a specific perfume containing member from the perfume containing members under control of the smell generation control means; a smell generating means for generating a smell from the specific perfume containing member based on the smell selecting means; a smell generation program storage means for storing the smell generation program; and an image display means.