Nippon Insure Co., Ltd. provides rent guarantee for rental housing services in Japan. The company operates through the Guarantee Business and Other segments. It also offers rent guarantee services for rental stores and offices, as well as expense guarantee for nursing care and hospitalization expenses. In addition, the company operates coin laundry stores under the WASH House brand and fitness centers for women under the Curves brand. The company was incorporated in 2002 and is headquartered in Fukuoka City, Japan. Nippon Insure Co., Ltd. operates as a subsidiary of Miyoshi Real Estate Co., Ltd.