A hair cosmetic is provided in which the hair (hair style) can be set due to the adhesiveness thereof and yet which shows an excellent hair-arranging ability (including hair-restyling ability). Specifically disclosed is a hair cosmetic comprising, as a hair-setting resin, an adhesive setting resin which is obtained by combining and polymerizing monomers having specific structures and which shows an appropriate hardness and a high adhesiveness in a step of forming a film. In addition, this hair cosmetic preferably contains at least one component selected from a sugar, a sugar alcohol and an EO/PO derivative. Thus, a hair cosmetic having both a high hair-setting power and a good hair-arranging ability can be obtained.