DRIVING ASSISTANCE DEVICE AND DRIVING ASSISTANCE METHOD

A driving support device (1) includes a sensor (10) configured to acquire data of a space inside a vehicle and data of a space outside the vehicle and a controller (20). The controller (20) is configured to: determine whether the vehicle is in an abnormal state based on the data acquired by the sensor (10); upon determining that the vehicle is in the abnormal state, output a message indicating that the vehicle is in the abnormal state to a user on the vehicle; and acquire an answer from the user to the message via a microphone (11).