摘要:
An information input and output device 10 for communicating information with an information recording unit 102 of a card 100, includes a card support unit 12 that includes a card support surface 11 for sliding the card 100 while supporting the card 100 from one surface side; a card end unit 21 that includes a card end surface 21 provided to protrude from the card support surface 11; and an input and output executing unit 32 that is arranged to face the information recording unit 102 of the card 100 when the card 100 is slid on the card support surface 11 while abutting the card 100 against the card end surface 21, and that executes at least one of reading of the information from the information recording unit 102 and writing of the information to the information recording unit 102.