I wasn't invited to Toyota's last board meeting. Probably an oversight! In Japan the national government is encouraging the use of hydrogen and fuel cells to provide energy for both cars and houses. The hydrogen is being produced from water using either solar or wind power.

https://www.japantimes.co.jp/news/2017/09/07/business/want-hydrogen-fish-japan-eyes-home-delivery-clean-fuel-rural-north/#.WffRj7pFzIU