The “Mayors for a Nuclear Power Free Japan” network was officially launched in Tokyo on April 28, 2012. This network was initiated by mayors and local municipal leaders attending the Global Conference for a Nuclear Power Free World held in Yokohama in January 2012 (see here for more information), and as at October 15, 2014, 100 mayors from 39 prefectures (of a total of 47) throughout Japan have declared their participation in this network.
For more information about the network’s goals, members, and the founding concept and principles, please see here.