To provide a vehicle member with charging/discharging functions that utilizes a carbon fiber which is used for lightweight and reinforcement purposes.SOLUTION: A vehicle member with charging/discharging functions pertaining to one embodiment of the present invention is a member constituting a vehicle body, comprising: a first cell part constituted from a first cathode part composed of a carbon fiber and a first anode part arranged in contact with one face of the first cathode part and containing an anode active material and a solid electrolyte; a second cell part constituted from a second cathode part composed of a carbon fiber and a second anode part arranged in contact with the other face of the second cathode part and containing an anode active material and a solid electrolyte; an insulating layer interposed between the first face of the first cell part and the other face of the second cell part, for insulating the first cell part from the second cell part; a series connecting body for connecting the first anode part of the first cell part and the second anode part of the second cell part in series; an anode current collector connected to the first anode part of the first cell part; and a cathode current collector connected to the second cathode part of the second cell part.SELECTED DRAWING: Figure 4