Mirarth Holdings, Inc. is engages in the design, planning and sale of condominiums and single unit housing. It operates through the following segments: Real Estate sales business, Real Estate Leasing business, Real Estate management business, Power generation business and Other. The Real Estate sales business sells newly built condominiums and profitable real estate, and renovation of detached houses and condominiums. The Real Estate Rental business leases offices and residential condominiums. The Real Estate management business manages condominiums. The Power generation business engages in the power generation business utilizing renewable energy. The Other business segment includes investment management business, construction contract business, and repair work business. The company was founded on September 21, 1972 and is headquartered in Tokyo, Japan.