An embroidery frame includes an attachment portion that can be removably attached to an embroidery frame moving device of a sewing machine that is capable of performing embroidery sewing, a frame-side connector that is adapted to be connected to a sewing machine-side connector of the sewing machine by an attaching of the attachment portion to the embroidery frame moving device, to enable wired communication between the embroidery frame and the sewing machine, and a storage device that can be accessed from the sewing machine in a case where the frame-side connector is connected to the sewing machine-side connector.