Koukandekirukun, Inc. engages in the sale of housing equipment online. The company operates through Housing DX Business and Solutions Business segments. It offers built-in gas stoves, dishwashers, range hoods, IH cooking heaters, faucets, and taps, cupboards, toilets, washbasins and vanities, bathroom dryers, water heaters, ceiling-mounted air conditioners, wall-mounted air conditioners, disposers, warm water washing toilet seats, ventilation fans, and built-in ovens. The company also provides replacement, installation, and after-sales support services. In addition, it provides IT systems, including requirements definition, operation, and maintenance. The company was incorporated in 1998 and is headquartered in Shibuya, Japan.