1. A drug information acquisition device comprising: an imaging tray that is provided between a drug supply unit which supplies each dose of a plurality of types of drugs and a packet insertion guide, temporarily holds a dose of drug supplied from the drug supply unit, and has a bottom in which a row of V-shaped grooves, each having a first inclined surface and a second inclined surface, is formed; a mechanical unit that removes an overlap between the drugs corresponding to a dose supplied to the imaging tray and corrects the posture of the drugs using the first inclined surface and the second inclined surface of the V-shaped groove; an illumination unit that illuminates the drugs on the imaging tray; first and second imaging units that are provided so as to face the first inclined surface and the second inclined surface in the bottom of the imaging tray, respectively, and capture images of the drugs, whose posture is corrected by the mechanical unit and which are illuminated by the illumination unit, on the imaging tray; and a drug information acquisition unit that processes a first image and a second image which are respectively acquired from the first imaging unit and the second imaging unit to acquire drug information including at least outward appearance information of the drugs in the first image and the second image.