Obara Group, Inc. operates as a holding company which provides the management of its group companies. Its operations are carried out through the following business segments: Welding Equipment-related Business and Plane Polishing Machine-related Business. The Welding Equipment-related Business segment deals with the manufacture and sale of resistance welding machines, arc welding consumables and electrodes for the automotive industries. The Plane Polishing Machine-related Business segment produces polishing machines for silicon wafers, crystals, and glass disks. It also engages in the manufacture and sale of laser processing equipment and consumable auxiliary materials. The company was founded on December 23, 1958 and is headquartered in Yamato, Japan.