Erex Co Ltd. announced June 15, 2017, that it will establish a company to promote a biomass power generation business in Okinawa Prefecture, Japan. The company will build the prefecture's power plant that uses biomass as a main fuel, aiming to start commercial operation in fiscal 2020. The rated output of the biomass power plant will be about 50MW. It will use palm shell and woody pellets as main fuels. All the electricity generated at the plant will be provided to consumers in the prefecture through Okinawa Gas New Power Co, a joint venture between Erex and Okinawa Gas.