Tokyo Electric Power Company Holdings said on Wednesday it has halted operations at a reactor at the Kashiwazaki Kariwa nuclear power plant just one day after restarting the unit, in a move that comes as Japan continues efforts to bring nuclear capacity back online more than a decade after Fukushima, Reuters reported. The operator stopped the reactor after detecting an equipment issue during post-restart checks, marking an immediate setback at the world’s largest nuclear power station by capacity, according to Reuters. The halt…