To provide a blending filling method which fills homogeneous blending in uniform density even if a mold to be filled has a special shape.

In the blending filling method in which blending is put in a charger 14 having a cylindrical casing 15 and a stirring means (rotary arm 17 and stirring rod 18) rotating around the central axis of the casing 15, the charger 14 is moved horizontally toward a mold, and the blending in the casing 15 is dropped into the space 27 of the mold at a first stop position where the rotary shaft 16 of the casing 15 does not cover the space 27, the charger 14 is stopped to turn the blending in the casing 15 dropped into the space 27 of the mold.