To acquire desired peripheral information even in the condition of low visibility at night or the like in a drive recorder for a vehicle equipped with a camera for picking up the image of environment around the vehicle.

This drive recorder for the vehicle has a road mark detecting part 22 for detecting the outline of a road mark from a camera image picked up by the camera 10; a recording part 19 for steadily holding information from a vehicle sensor 11, the camera image from the camera 10 and the outline information of the road mark from the road mark detecting part 22 as recorded information; and a record retaining part 20 for retaining the information held by the recording part over a prescribed time zone before and after the time of receiving an external trigger signal by receiving the external trigger signal from an impact detecting sensor 13.