To reduce the entire size of the apparatus in a kitchen garbage disposer that dries kitchen garbage under agitation.

The kitchen garbage disposer 1 is one which is provided with a drying tank 4 storing kitchen garbage and an agitator 38 that rotates in the tank 4 and dries the kitchen garbage in the tank 4 under agitation with the agitator 38 and provided with an inwardly protruding overhang 42 in a position which is inside the tank 4 on the side on which the agitator member 38B elevates by the rotation of the agitator 38 and in which no interference with the agitator 38 occurs.