Cika wannan jumla: Saboda karancin wutar lantarki a cikin layin wutar lantarki wanda ya haifar da
Tōhoku girgizar kasa da tsunami a watan Maris na 2011, an shigar da tsarin samar da gaggawa guda biyu a matsayin matakin wucin gadi, amma an cire su a shekarar 2015.