Patent ID: 8249311

Claim:
An alcohol test system in which an alcohol test device and an external device communicate, wherein the alcohol test device comprises: an alcohol test unit which measures alcohol concentration from breath exhaled by a subject; a drinking determination unit which determines whether or not the subject is in a drunken state on the basis of a measurement result of the alcohol test unit; a camera unit which photographs a face image of the subject by using a trigger that the breath is exhaled into the alcohol test unit such that the face image is photographed responsive to and as a result of exhaling of the breath into the alcohol test unit, and sends the face image to the external device; a result control unit which edits combining a result of authentication received from the external device and a result of drinking determination by the drinking determination unit; and a result display unit which displays a result edited by the result control unit, the external device including a face authentication identical person determination unit which compares a face image received from the alcohol test device with a face image of the subject preliminarily photographed and registered, performs authentication which determines whether the subject is a same person, and sends a result of the authentication to the alcohol test device.