A developer bearing member for bearing toner, the developer bearing member having a multitude of depressions on its surface, and each of the depressions has a multitude of protrusions on its surface. A method for forming the developer bearing member where a surface of the developer bearing member is treated by a blasting treatment, an etching treatment, and electroless plating. Alternatively, the surface of the developer bearing member can be treated with a blasting treatment using particles having a multitude of depressions.

 
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