To provide a photocurable resin composition having good surface curability and high adhesive strength.

This photocurable resin composition contains a component (a) comprising a compound having two or more allyl groups (-CH2-CH=CH2) in its molecule, a component (b) comprising a compound having two or more mercapto groups (-SH) in its molecule, a component (c) comprising a compound having two or more (meth)acryloyl groups in its molecule, and a component (d) comprising a photopolymerization initiator as essential components, wherein a cured product obtained therefrom has a glass transition temperature of ≥ 35°C.