A logistics management system, comprising: a setting unit configured to set, based on user setting information associated with users, an output mode of an operation guidance that is output by an unmanned vehicle that carries a package, wherein: the operation guidance comprises a voice that explains to a user how to take a package out of a box mounted in the unmanned vehicle and enable the unmanned vehicle to depart to a next destination, and the setting unit is configured to set the output mode of the operation guidance by setting at least one of a speed, a volume, and language of the voice; and/or the operation guidance comprises an image explaining to the user how to operate the unmanned vehicle to pick up a package from the unmanned vehicle; a code generator configured to generate a notification code for a package subject to carrying and associates the generated notification code with a user who picks up or deposits the package; a code sender configured to send the generated notification code to a user device used by the user; a code acquisition unit configured to obtain an authentication code which includes the notification code and which the user has entered into the unmanned vehicle; and an output controller configured to specify, based on the notification code included in the obtained authentication code, the output mode of the operation guidance corresponding to the user who has entered the authentication code and cause the unmanned vehicle to output the operation guidance using the specified output mode. a setting unit configured to set, based on user setting information associated with users, an output mode of an operation guidance that is output by an unmanned vehicle that carries a package, wherein: the operation guidance comprises a voice that explains to a user how to take a package out of a box mounted in the unmanned vehicle and enable the unmanned vehicle to depart to a next destination, and the setting unit is configured to set the output mode of the operation guidance by setting at least one of a speed, a volume, and language of the voice; and/or the operation guidance comprises an image explaining to the user how to operate the unmanned vehicle to pick up a package from the unmanned vehicle; the operation guidance comprises a voice that explains to a user how to take a package out of a box mounted in the unmanned vehicle and enable the unmanned vehicle to depart to a next destination, and the setting unit is configured to set the output mode of the operation guidance by setting at least one of a speed, a volume, and language of the voice; and/or the operation guidance comprises an image explaining to the user how to operate the unmanned vehicle to pick up a package from the unmanned vehicle; a code generator configured to generate a notification code for a package subject to carrying and associates the generated notification code with a user who picks up or deposits the package; a code sender configured to send the generated notification code to a user device used by the user; a code acquisition unit configured to obtain an authentication code which includes the notification code and which the user has entered into the unmanned vehicle; and an output controller configured to specify, based on the notification code included in the obtained authentication code, the output mode of the operation guidance corresponding to the user who has entered the authentication code and cause the unmanned vehicle to output the operation guidance using the specified output mode.