A state recognition tag is configured to include a tag main body, and a
tag fragment separable from the tag main body, and each of the tag main
body and the tag fragment is provided with an information holding unit
storing therein information to be transmitted, a separation-state
recognizing unit which recognizes a separation state between the tag main
body and the tag fragment, a control unit which exercises transmission
control for transmitting the information from the information holding
unit based on the separation state, and an electric power supplying unit
which supplies electric power to the information holding unit, the
separation-state recognizing unit, and the control unit. Regardless of
whether the tag main body and the tag fragment are connected to each
other or separated from each other, both the tag main body and the tag
fragment can function as tags as needed. Furthermore, different
information can be provided to a user according to the separation state
between the tag main body and the tag fragment.