Abstract: Upon receiving a selection of a name of a member of a desired reception destination by an input through a button operation, the caller's mobile terminal apparatus transmits a hiding-number outgoing-call request including a caller's phone number and a phone-number hiding flag to a receiver's phone number. The receiver's mobile terminal apparatus acquires, when the phone-number hiding flag is included in the received hiding-number outgoing-call request, a name corresponding to the caller's phone number, displays an incoming-call screen with acquired name on a display unit.

Abstract: A communication apparatus which communicates with an external apparatus by receiving a communication request transmitted from the external apparatus based a call-out number uniquely allocated to the communication apparatus, includes: a communication request receiver which receives identification information allocated to the external apparatus and the communication request independently of a call-out number of the external apparatus; a display which displays information; an information storage which stores an association table associating the identification information of the external apparatus with apparatus information used for displaying in reception of the communication request from the external apparatus; and a display controller which, when the communication request receiver receives a communication request with identification information, displays apparatus information recorded in the association table stored in the information storage on the display, which is associated with identification information