Provided are: a building inhabiting pest control composition that contains, as an active ingredient, at least one amide derivative represented by general formula (1) (in the formula, Q represents an unsubstituted phenyl group or a phenyl group in which position 2, 3, or 4 is substituted with a fluorine atom; R represents a hydrogen atom or a methyl group; and Y1 and Y2 represent, independently of each other, a bromine atom, an iodine atom or a trifluoromethyl group); and a building inhabiting pest control method characterized in that a space in a building is treated by using said composition.
