an image forming apparatus includes an image forming apparatus body provided with an image formation unit and plural paper feeding apparatuses . paper conveyance paths of the plural paper feeding apparatuses are daisy - chained with respect to the image forming apparatus body . an output unit outputs an instruction signal which instructs a specified paper feeding apparatus to start feeding a paper . a paper feed unit feeds the paper upon receipt of the instruction signal . a recognition unit recognizes a delay time until an analysis that the instruction signal is a paper feed instruction . a correction unit corrects an output timing of the instruction signal based on the delay time .