Tohoku quake disrupts operations at retailers and factories Sorry, but your browser needs Javascript to use this site. If you're not sure how to activate it, please refer to this site: https://www.enable-javascript.com/ A landslide in Nihonmatsu, Fukushima Prefecture, caused by Saturday's earthquake | KYODO / VIA REUTERS Jiji Feb 15, 2021 A powerful earthquake that struck on Saturday night has affected operations of retailers, including supermarkets and convenience stores, and factories in the northeastern Tohoku region and in Kanto in the east. The quake measured upper 6, the second-highest level on Japan’s seismic intensity scale, in Fukushima and Miyagi prefectures, both in Tohoku.