An IC card case storing an IC card in a case body which has an opening part formed on one side plate thereof and a fingerprint sensor set up on an internal side of other side plate thereof in a manner of facing inside the opening part, the case body includes: a case side control controlling the fingerprint sensor and performing communications with the IC card; and a power source supplying power to the case side control, wherein the case body is constituted such that when storing the IC card inside the case body, the IC card covers over the fingerprint sensor facing the opening part.