To provide a sorting system of high sorting efficiency avoiding circulation to surely sort, objects to be sorted which have been put into a sorting device, without a sorting failure.

The sorting system comprises a control part which holds sorting information and gives sorting instructions; an induction part which takes out objects to be sorted from a shelf for storing a plurality of kinds of objects to be sorted based on the instructions of the control part; a conveying path for conveying the objects to be sorted taken out of the induction part; and a sorting part for sorting and moving the objects to be sorted conveyed on the conveying path in a predetermined position. The control part detects the moving situation of the objects to be sorted at the sorting part and gives takeout instructions of the following objects to be sorted to the induction part based on the situation.