- Business
- RIKEN Corundum Company Limited manufactures and sells coated abrasive papers, abrasive cloths and powders, office automation (OA) equipment parts, and merchandise for personal use in Japan; it also manages and leases real estate properties. The company operates through three main segments: Abrasive Paper and Cloth Manufacturing and Sales, which provides abrasive cloth, waterproof abrasive paper, RICOAZ belts, resin belts, and endless belts; OA Equipment Parts Manufacturing and Sales, encompassing rubber rollers, grip rollers, grit sanders, and related products; and Real Estate, focused on property leasing. Established in 1935 and headquartered in Konosu City, Saitama Prefecture, Japan, RIKEN Corundum functions as a wholly owned subsidiary of Okamoto Industries, Inc. following the parent's completion of a tender offer and acquisition of the remaining 48% stake in October-November 2024, enhancing technology integration, personnel collaboration, and sales opportunities across abrasives and polishing supplies.