| 摘要 |
The level of detail of position information about one's own location is expressed in terms of a disclosure level when announcing one's own location so as to prevent the supply of more information about oneself to the other party than is necessary. A mobile terminal 10 determines, based on a disclosure level L determined with respect to the specific other party, time band, or located area, and based on the provision of location information about the current location or map information that includes such location, generates location information or location display map information, which is transmitted to a communications terminal 50 of other party B, in accordance with the disclosure content specified by disclosure levels L 02 to L 05.
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