Standard-imaging assistance device

A standard-imaging assistance device (1) assists standard imaging performed by a user and is provided with a standard-imaging imaging mode for imaging the oral cavity of an examinee. The standard-imaging assistance device comprises: an operation unit (8) that receives a setting operation for an imaging mode from the user; and a control unit (20) that, according to the setting operation received by the operation unit (8) and by using an imaging unit, performs imaging of a plurality of specified imaging sites within the oral cavity of the same examinee, and executes a standard imaging mode in which the aforementioned captured images are respectively associated.