The Japanese city of Higashi ##yama has received funding from the Japanese government to develop a self - reliant , micro - grid based energy system . The city is now capable of providing itself with 25 % of the energy it needs , without relying on the local utility . The funding was granted to help rebuild the city after the 2011 tsunami destroyed 75 % of the city 's infrastructure . ’s biggest builder of detached homes, constructed Higashi Matsushima’s smart micro-grid for 85 housing units in 2016. The development is part of a nationwide effort to make Japanese cities and their power supplies more resilient to natural disaster .
The Japanese city of Higashi ##yama has received funding from the Japanese government to develop a self - reliant , micro - grid based energy system . The city is now capable of providing itself with 25 % of the energy it needs , without relying on the local utility . The funding was granted to help rebuild the city after the 2011 tsunami destroyed 75 % of the city 's infrastructure . The development is part of a nationwide effort to make Japanese cities and their power supplies more resilient to natural disaster .