KSP2017-0427) A hair treatment agent comprising components (A) to (C) wherein 0.001 or a mass ratio of component more and 0.50 or less: (A) to component (B), (A)/(B), is (A) more and cationic polymer having a charge density of 24 meq/g or less 3.0 meq/g or (B) meq/g cationic polymer having a charge density of less than 3.0 (C) fatty acid or salt thereof. - 38 -