An imaging apparatus includes an imaging unit, a storage, a communication unit, an image processor and a communication controller. The imaging unit generates first image data. The communication unit performs data communications between a first external apparatus and a second external apparatus. The image processor generates second image data based on the first image data. The communication controller controls communications via the communication unit. The communications includes transmission of the second image data to the first external apparatus in response to a first request. The communications includes transmission of image data related to the first image data to the second external apparatus in accordance with a second request.