A carrying apparatus is provided which may be supported on the shoulder of the user or, in the alternative, carried like conventional luggage. According to one aspect of the present invention, the thin device exclusively controls the authentication of a rendezvous that is associated with a user account in a server. Heat may be applied to the piezoelectric element. The storage sheet is flexible to able to be rolled and secured or bundled together through use of the fastener. The removing device is formed by a position-controlled linear actuator. The slide fastener slider has been cast molded to have a configuration where the post to which a pull is attached extends over the upper wing substantially in parallel with the upper wing, and then a logo or a pattern or the like has been engraved on the upper surface of the post.