Grandy House Corporation constructs and sells houses and custom houses in Japan. It is also involved in the house remodeling and regeneration activities; real estate leasing business; and building material manufacture and sales business. The company was formerly known as Shin Nihon Grandy Corporation and changed its name to Grandy House Corporation in 2004. Grandy House Corporation was incorporated in 1991 and is headquartered in Utsunomiya, Japan.