An object of the disclosure is to provide an absorbent article that can provide both a release property for temporary positioning, and an attaching property during wear. The absorbent article of the disclosure is as follows.An absorbent article having water disintegratability comprising: a water disintegratable top sheet, a water disintegratable back sheet, a pressure-sensitive adhesive section for attaching the absorbent article to clothing, disposed on the surface of the back sheet opposite the top sheet, and a release sheet for protection of a contact surface of the pressure-sensitive adhesive section which contacts with clothing, wherein one or more protrusions and one or more depressions are formed on the contact surface of the pressure-sensitive adhesive section.