a first instructing unit configured to provide a first instruction for causing an aerial vehicle having a function for acquiring examination data of an examination target remotely to acquire examination data of a facility while flying in the vicinity of the facility;

a position acquiring unit configured to acquire position information of a specific place indicated as requiring detailed inspection based on the examination data acquired in accordance with the first instruction;

a second instructing unit configured to provide a second instruction for causing the aerial vehicle to acquire a greater amount of examination data than that acquired in accordance with the first instruction with regard to the specific place indicated by the acquired position information, while flying so as to return on a path flown due to the first instruction; and

a first judging unit configured to judge a deterioration level of the facility as a whole based on information relating to the facility;

wherein the second instructing unit provides as the second instruction an instruction to acquire an increasing amount of the examination data for the specific place as the deterioration level judged with regard to the facility increases.