To provide an imaging device capable of executing a toner saving process while restraining deterioration of the image quality.

In an electrophotography imaging device capable of setting a plurality of the pixel densities in the main scanning direction and the pixel densities in the sub scanning direction of image data inputted from an application including at least one selected from the group consisting of a printer, a copier and a facsimile, a toner saving processing part 104 having a function of providing half-tone dot meshing by a predetermined toner saving pattern to inputted image data and converting the pixels interfered by the toner saving pattern into a certain thin density, is provided.