An apparatus according to the present invention includes: a conversion element for converting an acoustic wave generated from an object when irradiated with light, to a reception signal； a signal processing unit for acquiring specific information of the object using the reception signal； a status measuring unit for measuring a status of placement of the object； a determining unit for determining whether the object is placed at an appropriate position for a photoacoustic measurement using a measurement result of the status measuring unit； and a noticing unit for noticing a method of moving the object on the basis of a determination result of the determining unit.
