The present invention is most stable in Transplanter driven by the battery and provides a battery support structure convenient usability. Battery 30 of as the drive source Transplanter is, according to the present invention is installed in front of the running wheels 20 and the driving wheel which runs by the current of the battery, between the guide which rotates in contact with the ground wheels 20 It is supported in the frame (F). Wherein the battery support portion, and the front support portion 34 for supporting a front portion of the battery to and from the frame, consists of a rear supporting portion 36 for supporting the rear side of the battery to and from the frame. And hubangneun of the battery, the driver housing 38 for dispensing a portion that requires the current to be supplied from the battery is being supported. And the battery 30 is being opened and closed while pivoting on the rear end frame and is protected by a bonnet for opening and closing with respect to the battery at the top. And charging terminals for charging the battery is provided on the front side of the battery.