Abstract: A mobile information terminal with improved operability, having a display part and a control part. The display part has a first display region and a second display region. In the first display region, information for specifying a function is displayed. In the second display region, information on conditions of a function executed by a function execution section is displayed. The control part displays the function specifying information in a standby state where the display of the execution information in the second display region of the display part is suppressed and also displays standby information, different from the execution information, in the second display region.

Abstract: An electronic key system includes a vehicle equipped with vehicle equipment, and a mobile phone having an electronic key function including ID information for the vehicle equipment. The vehicle equipment compares the ID information of the electronic key provided in the mobile phone with standard ID information of the vehicle equipment, makes the vehicle and/or the vehicle equipment perform a first operation when the ID information match and a second operation when the ID information cannot be detected. The vehicle equipment transmits history information along with the first and second operations to the mobile phone.

Abstract: A portable information terminal with improved operability, having a display section (17) and a control section (12). The display section (17) has a first display region and a second display region. The first display region displays information for specifying a function. The second display region displays information on conditions of a function executed by a function execution section. The control section (12) displays the function specifying information in a standby state where the display of the execution information in the second display region of the display section (17) is suppressed and also displays standby information, different from the execution information, in the second display region.

Abstract: An electronic key system, a portable wireless device, and a vehicle management method capable of confirming histories of operation of a vehicle equipped with vehicle equipment 21 and operation of an attached equipment equipped with the vehicle, having a vehicle 20, a mobile phone 30 provided with an electronic key function including inherent ID information to the vehicle equipment 21, and a transmission destination device 40 set in advance to which the mobile phone 30 transmits the history information received from the vehicle 20, wherein the vehicle equipment 21 of the vehicle 20 has a function of comparing the ID information of the electronic key provided in the portable wireless device 30 with standard ID information of the vehicle equipment 21, making the vehicle 20 mounting the vehicle equipment 21 and/or the attached equipment equipped with the vehicle 20 perform a first operation when the two information match, making the vehicle 20 mounting the vehicle equipment and/or the attached equipment equipped