Patent ID: 7244452

Claim:
A member coated with a surface treatment coating comprising a layer ( 2 ) having at least one of an anti-bacteria, anti-mold and anti-algae property present between a topmost surface functional layer ( 3 ) and a base ( 1 ), wherein the thickness of the layer ( 3 ) is from 0.01 μm to 5 μm, holes reaching the surface of the layer ( 2 ) are present in the layer ( 3 ) so as to penetrate the layer ( 3 ), the opening area ratio thereof to the total area when the layer ( 3 ) is viewed in plan being from 0.001 to 10%, the elution amount of components of the layer ( 3 ) is 1 μg/cm 2 /week or less when the member is immersed in still water at 30° C., and the layer ( 2 ) comprises, in mass %, 80% or more of Ni, 0.1 to 10% of P, and 0.0001 to 1% of hydrogen.