1. A personal identification system for executing a personal identification based on information of an IC card, the system comprising: an IC card reader for reading a registered feature information from the IC card without contacting the IC card; and a personal identification device for executing the personal identification based on the registered feature information read from the IC card reader, wherein the personal identification device has a light source for applying a light to a hand, an interface for providing an area of the hand irradiated by the light in a non-contacting manner, an imaging device for imaging the light applied to the hand, and a calculation unit for extracting a feature information including a vein pattern imaged by the imaging device, and wherein the calculation unit executes the personal identification based on the registered feature information and the extracted feature information.