Provided is an image forming apparatus which receives image data from a host device by communication and forms an image based on the received image data on a target, the image forming apparatus including: a communication unit which receives the image data by the communication with the host device; a storage unit which is able to store the received image data; an image forming unit which ejects a fluid, to overlap one partial image forming process with another partial image forming process, in the performing of an image forming process of forming the image on the target by ejecting the fluid from nozzles on a portion of the target and performing a partial image forming process of forming a portion of the image based on the image data stored in the storage unit on the target plural times.