PROBLEM TO BE SOLVED: To suppress intrusion of worms into a building 18 when a door is opened, by preventing the worms from approaching a gap between the door and a door frame.SOLUTION: A door structure 10 comprises: a door frame 12 provided on an aperture 22 of a building 18 a door 14 attached to the door frame 12 to be openable/closable an airtight material 16 which is disposed between the door 14 and the door frame 12 with the door 14 closed and enhances airtightness and a repelling component which is provided in a gap S between the door 14 and the door frame 12 with the door 14 closed and contains a vermin repelling material.SELECTED DRAWING: Figure 4COPYRIGHT: (C)2017,JPO&INPIT【課題】ドアとドア枠の間の隙間に虫が寄り付かないようにして、ドアを開いたときにおける建物18内への虫の侵入を抑制する。【解決手段】ドア構造10は、建物18の開口部22に設けられるドア枠12と、ドア枠12に開閉可能に取り付けられるドア14と、ドア14を閉じた状態でドア14とドア枠12との間に介在し、気密性を高める気密材16と、ドア14を閉じた状態におけるドア14とドア枠12との間の隙間Sに設けられ、虫の忌避剤を含有する忌避部材と、を有する。【選択図】図4