SORAZZO provides new energy-saving and decarbonization services for rental apartments, condominiums and commercial facilities. By providing electricity generated by solar power equipment installed on top of apartments and condominiums to tenants, we can provide electricity at a lower price than general electricity rates. It also provides a new source of income for owners of apartments and condominiums. SORAZZO provides eco-friendly lifestyles by promoting self-production and self-consumption of electricity for rental housing and stores.