a year after the Great East Japan Earthquake and tsunami ravaged the northeastern Tohoku region. Struggling to handle the noise problem, Hiroshima city embarked on a questionnaire survey targeting ...

on December 21, 1946, an earthquake of considerable severity ... including the towns of Hiroshima, Kure, Kobe, Osaka, Kyoto, and Wakayama. The area severely shaken was more than 400 miles long ...

The earthquake has been far from the strongest ... Compare this to the two atomic bombs that went off in Hiroshima and Nagasaki in 1945, which collectively claimed around 105,000 lives in total.