Terminal device

A terminal device is disclosed that is mountable in a vehicle. The terminal device comprises an acquirer, storage and a controller. The acquirer acquires, from the vehicle, i) traveling direction information indicating traveling directions of the vehicle in accordance with movement of the vehicle and ii) winker direction information indicating a winker direction indicated by a direction indicator of the vehicle. The controller i) stores in the storage the traveling direction information indicating a first traveling direction of the traveling directions, the first traveling direction being acquired when the acquirer has acquired the winker direction information, and ii) updates the traveling direction information indicating the first traveling direction with the traveling direction information indicating a second traveling direction, the second traveling direction being acquired after the acquirer has acquired the winker direction information, when the second traveling direction indicates a direction opposite to the winker direction.