We Claim:
[Claim 1] An on-board device installed on a vehicle in which an automated
driving system is installed, the on-board device comprising:
a request acquisition unit to acquire a transfer request requesting transfer of a control right that is a right to control the automated driving system, from any passenger among a plurality of passengers riding in the vehicle; and
a control right management unit to determine presence or absence of a driving
qualification of a transfer requester who is the requesting passenger of the transfer
request and to decide whether the control right is to be transferred to the transfer
requester or not, based on the presence or absence of the driving qualification of the
transfer requester.
[Claim 2] The on-board device according to claim 1, wherein
the control right management unit
inquires of a control right holder who is a passenger currently holding the control right whether the control right holder consents to the transfer of the control right to the transfer requester or not, and
decides whether the control right is to be transferred to the transfer
requester or not, based on a response from the control right holder and the presence or
absence of the driving qualification of the transfer requester.
[Claim 3] The on-board device according to claim 1, comprising:
a storage unit to store seat passenger information in which a plurality of seats included in the vehicle and presence or absence of the driving qualification of the passengers who sit in the seats are represented so as to correspond to each other, wherein
the request acquisition unit identifies a seat from which the transfer request is

issued, as a requesting seat, upon acquisition of the transfer request, and
the control right management unit determines the presence or absence of the
driving qualification of the transfer requester, based on presence or absence of the
driving qualification corresponding to the requesting seat in the seat passenger
information.
[Claim 4] The on-board device according to claim 2, wherein
the request acquisition unit acquires a renunciation request requesting renunciation of the control right, from the control right holder, and
the control right management unit
determines whether the request acquisition unit has acquired the transfer request from any passenger other than the control right holder or not, upon acquisition of the renunciation request from the control right holder by the request acquisition unit, and
decides whether the control right is to be transferred to the requesting
passenger of the transfer request or not, in case where the request acquisition unit has
acquired the transfer request from any passenger other than the control right holder
upon the acquisition of the renunciation request from the control right holder by the
request acquisition unit.
[Claim 5] The on-board device according to claim 4, wherein
the control right management unit makes the control right holder remain holding the control right and switches a display screen on a display installed for a seat in which the control right holder sits, from a display screen for the control right holder to another display screen, in case where the request acquisition unit has not acquired the transfer request from any passenger other than the control right holder upon the acquisition of the renunciation request from the control right holder by the request

acquisition unit.
[Claim 6] The on-board device according to claim 1, wherein
a display is installed for each of a plurality of seats included in the vehicle, and
the control right management unit switches a display screen, displayed on the
display installed for a seat in which the transfer requester sits, into a display screen for a
control right holder, upon decision that the control right is to be transferred to the
transfer requester.
[Claim 7] The on-board device according to claim 6, wherein
the control right management unit varies a layout of the display screen for the
control right holder in accordance with a position of the seat.
[Claim 8] The on-board device according to claim 1, further comprising:
a passenger qualification determination unit to determine presence or absence
of the driving qualification of each of the passengers, before the vehicle starts to travel,
and to warn that the vehicle is prohibited from traveling in case where any of the
passengers does not have the driving qualification.
[Claim 9] A control right management method comprising:
acquiring, by a computer installed on a vehicle in which an automated driving system is installed, a transfer request requesting transfer of a control right that is a right to control the automated driving system, from any passenger among a plurality of passengers riding in the vehicle; and
determining, by the computer, presence or absence of a driving qualification of
a transfer requester who is the requesting passenger of the transfer request and deciding
whether the control right is to be transferred to the transfer requester or not, based on
the presence or absence of the driving qualification of the transfer requester.
[Claim 10] A control right management program that causes a computer,

installed on a vehicle in which an automated driving system is installed, to execute:
a request acquisition process of acquiring a transfer request requesting transfer of a control right that is a right to control the automated driving system, from any passenger among a plurality of passengers riding in the vehicle; and
a control right management process of determining presence or absence of a driving qualification of a transfer requester who is the requesting passenger of the transfer request and deciding whether the control right is to be transferred to the transfer requester or not, based on the presence or absence of the driving qualification of the transfer requester.