PROBLEM TO BE SOLVED: To provide a photocurable composition for coating nails or artificial nails that has calorific values reduced when cured by light irradiation.SOLUTION: A photocurable composition for coating nails or artificial nails has (A) component: acrylate oligomer, (B) component: methacrylate monomer, and (C) component: photopolymerization initiator.SELECTED DRAWING: Figure 6COPYRIGHT: (C)2017,JPO&INPIT【課題】光照射による硬化時の発熱量が少ない爪または人工爪被覆用光硬化性組成物の提供。【解決手段】以下の(A)~(C)成分を含む、爪または人工爪被覆用光硬化性組成物。(A)成分:アクリレートオリゴマー、(B)成分:メタクリレートモノマー、(C)成分:光重合開始剤。【選択図】図6