An optical disc case, in which an optical disc is stored, wherein a face cover portion and a rear-face cover portion are connected so as to be rotated with the end portion side of each of the principal faces thereof as the center, and are configured so as to form a box-shaped appearance when the face cover portion and the rear-face cover portion are closed such that the respective principal faces of the face cover portion and the rear-face cover portion face each other, the case including: a protruding holding portion, configured to fit into a central hole formed in the optical disc to hold the optical disc, provided to the inner side of the principal face of the rear-face cover portion; and a booster antenna to which a first antenna and a second antenna are connected configured to relay a signal sent/received from one antenna to the other antenna.