One embodiment of an image forming apparatus according to the present
invention includes an image forming apparatus provided with a
one-component development apparatus having a toner layer regulating blade
for regulating a thickness of a toner layer on a surface of a developer
bearing member that contacts a photosensitive body, wherein at a
non-development time after completion of operation of the developer
bearing member, the developer bearing member is caused to rotate slightly
in a direction reverse to that during development.