The present invention provides a paper seasoning apparatus, a paper seasoning method, and an inkjet recording apparatus, that may improve seasoning achieved by blowing air against a paper stack. A paper seasoning apparatus includes, an upwards protruding shaped mounting surface on which a paper stack is mounted, and first air blowing devices and second air blowing devices that blow air against a side face of the paper stack mounted on the mounting surface. The second air blowing devices are disposed in the vicinity of a maximum height position and at a height of a position where air outlets of the second air blowing devices include the mounting surface.