PROBLEM TO BE SOLVED: To provide a retinoic acid-like agent that activates RARγ, is useful as pharmaceuticals, quasi drugs or cosmetics that can exhibit the effect of promoting the cure of skin wounds, shows bioactivity comparable to retinoic acids, and is derived from plant extract.SOLUTION: The retinoic acid-like agent has, as plant extract, at least one selected from the group consisting of Mimosa pudica L., Pteris multifida Poir. and extract thereof, as an active ingredient.SELECTED DRAWING: None