Japan could boost the share of renewable energy in its electricity production to 80 percent by fiscal 2035 by expanding the use of storage batteries and enhancing regional power grid cooperation, a Japanese think tank said in a recent study. Japan could achieve a sharp increase in the share of renewables in its power generation from the 22 percent attained in fiscal 2022, all while working to entirely phase out nuclear and coal power, the Renewable Energy Institute said. The proposed energy transition is feasible without a significant increase in electricity bills or cuts in industrial activit…