Provided are: an amide compound represented by formula (I), which is highly effective in controlling harmful arthropods a control agent for harmful arthropods which comprises the compound and an inactive support and a method for controlling harmful arthropods which comprises applying an effective amount of the compound to the harmful arthropods or to a habitat of the harmful arthropods.本發明提供一種對有害節肢動物具有優異之防治效力之醯胺化合物、含有該化合物之有害節肢動物防治劑、及包括對有害節肢動物或有害節肢動物之棲息場所施用有效量之該化合物之步驟的有害節肢動物之防治方法。