Agents for pest control comprising cyclic amine compounds represented by the formula (1) ##STR00001## or salts thereof or N-oxides thereof as an active ingredient, wherein Cy.sup.1 represents an unsubstituted or substituted 5-membered heterocycle or unsubstituted or substituted group represented by the formula (a) below, ##STR00002## wherein Y.sup.1 and Y.sup.2 each independently represents nitrogen or carbon and symbol * represents the bonding positions.