A digital image storage system includes a digital camera having a first terminal for data communication in accordance with a data communication interface standard and an adapter for the digital camera for communicating with the digital camera. The adapter has a second terminal for data communication in accordance with the same data communication interface standard as in the first terminal. The digital image storage system further includes a data storage having a third terminal for data communication in accordance with the same data communication interface standard as in the first terminal. The data storage is capable of communicating with the digital camera by way of the adapter through a connection between the third and the second terminals and also capable of directly communicating with the digital camera through a connection between the third and the first terminals.