A robot according to an embodiment includes a flange, a wrist arm, a forearm, a feeder, and a power cable. The flange configured so that a welding torch is attached thereto and configured to rotate about a T axis. The wrist arm configured to rotate about a B axis substantially perpendicular to the T axis and configured to support the flange. The forearm configured to support the wrist arm. The feeder attached to a position between a base end and a tip end of the forearm and configured to feed a welding wire. The power cable is a supply route of electricity to the welding torch and is provided separately from a feeding route of the welding wire.