| 摘要 |
PROBLEM TO BE SOLVED: To provide an ID card capable of being carried independently of the conventional storage style such as wallet or card case, and being returned to an owner safely even when the ID card is lost, and to provide a recurrence system at the time of losing the ID card. SOLUTION: At one lengthwise part of an ID card 1 having a diameter further smaller than the breadthwise diameter of cash card or credit card which is issued to the registered person of an organization made into database and can be stored in the wallet or card case, a hole part 2 to be engaged with a key holder 5 is opened. On the front side of the ID card 1, a display body 3 concerning the organization is formed and on the rear side, a bar code expressing a code such as an ID number for identification applied for each registered person is formed at the position where is not overlapped with the hole part 2. |
