Koyou Rentia Co., Ltd. engages in the furniture, fixtures, and equipment (FF&E) rental business. It operates through the following segments: Rental-related, Space Design, and Product Sales. The Rental-related segment rents out FF&E to companies, events, and construction sites; leases solar power generation systems; and provides information and communications technology services. The Space Design segment deals with the design of condominium gallery, provision of construction and interior works, and remodeling of condominiums. The Product Sales segment sells office furniture to government agencies. The company was founded on October 2, 1970 and is headquartered in Tokyo, Japan.