PROBLEM TO BE SOLVED: To provide a compound having control activity on harmful arthropod.SOLUTION: A harmful arthropod control agent comprises an amide compound represented by formula (I) [where R1 represents a phenyl group which may have at least one atom or group, selected from group A1, and the like R2 represents a hydrogen atom and the like R3 represents a hydrogen atom and the like R5 and R6 are the same or different to represent a hydrogen atom and the like Y represents an oxygen atom and the like m represents 0, 1, 2, 3, 4, 5, 6 or 7 and Q represents a C1-C8 chain hydrocarbon group which may have at least one atom or group, selected from group D, and the like], the harmful arthropod control agent showing excellent harmful arthropod controlling effect.SELECTED DRAWING: NoneCOPYRIGHT: (C)2016,JPO&INPIT【課題】有害節足動物に対して防除活性を有する化合物を提供すること。【解決手段】式(I)〔式中、R1は群A1より選ばれる1個以上の原子若しくは基を有していてもよいフェニル基等を表し、R2は水素原子等を表し、R3は水素原子等を表し、R5及びR6は同一または相異なり、水素原子等を表し、Yは酸素原子等を表し、mは0、1、2、3、4、5、6または7を表し、Qは群Dより選ばれる1個以上の原子または基を有していてもよいC1-C8鎖式炭化水素基等を表す〕で示されるアミド化合物を含有する有害節足動物防除剤は、優れた有害節足動物防除効果を有する。【選択図】なし