PROBLEM TO BE SOLVED: To enhance reliability in fall detection of a person.SOLUTION: A fall detection processing apparatus comprises: an acquisition unit for acquiring a distance image of a space of a fall detection target and an IR image from a TOF sensor; a determination unit for determining a size of the target, a motion of the target for a predetermined period of time, and a pattern, color, or gradation of the target based on the acquired distance image and IR image; and an estimation unit for estimating whether the motion of the target is falling of a person according to the size of the target, the motion of the target for the predetermined period of time, and the pattern, color, or gradation of the target, which have been determined.SELECTED DRAWING: Figure 7【課題】人の転倒検知の信頼性を高めることを目的とする。【解決手段】転倒を検知する対象の空間の距離画像及びIR画像をTOFセンサから取得する取得部と、取得した前記距離画像及び前記IR画像に基づき、前記対象物の大きさと、該対象物の所定時間の動きと、該対象物の模様、色又は濃淡とを判定する判定部と、判定した前記対象物の大きさと、該対象物の所定時間の動きと、該対象物の模様、色又は濃淡とに応じて該対象物の動きが人の転倒であるかを推定する推定部と、を有する、転倒検知処理装置が提供される。【選択図】図7