An imaging apparatus includes a hot shoe to which one of a plurality of peripheral devices including an external strobe is selectively attachable. The imaging apparatus further includes a USB controller, a flash controller configured to output a flash control signal for controlling the external strobe, and a video signal controller configured to output a video signal. An apparatus-side connector to be electrically connected to a peripheral-side connector provided in a corresponding one of the peripheral devices upon attachment of the corresponding one of the peripheral devices to the hot shoe is provided in an inner region of the hot shoe or an adjacent region outside the hot shoe. The apparatus-side connector includes a USB terminal, a flash terminal, and a video terminal.