PROBLEM TO BE SOLVED: To provide a resin composition comprising a photocurable acrylic resin capable of forming a coated film capable of efficiently eluting an ion of a metal such as silver having antibacterial properties, and capable of exhibiting excellent antibacterial properties.SOLUTION: A photocurable acrylic resin composition comprising a photocurable acrylic resin, a photopolymerization initiator and a diluting solvent is regulated so that the diluting solvent may contain at least one kind of a compound selected from a metal compound represented by formula (1) and silver nicotinate. (In the formula, M is one of Ag, Cu, Zn, Co and Ni; and X is an atom or an atomic group selected from C, O, S and P).