Shinoken. 

Shinoken Group Co., Ltd., through its subsidiaries, engages in the real estate, general contractor, energy, and life care businesses in Japan and internationally. It designs, constructs, purchases, rents, manages, and sells apartments and condominiums; organize and operates real estate funds; and offers debt guarantee services. The company is also involved in the retail sale of LP gas and electricity to apartments and condominiums; short-term insurance for owners and tenants of apartments and condominiums; and owning and operating of life care facilities; develops real estate and construction related business; and back office operations. The company was incorporated in 1990 and is headquartered in Tokyo, Japan. As of September 26, 2022, Shinoken Group Co., Ltd. was taken private.