Similarities between the March 16 earthquake and a temblor that rattled the Tohoku region in February ... struck the same area just two minutes before the magnitude-7.4 earthquake.

Just days ahead of the anniversary of the March 2011 earthquake and tsunami that devastated swathes of northeast Japan, there is growing concern that a new series of moderate quakes off the east ...

Tohoku Shinkansen facilities were heavily damaged at about 1,200 locations in the magnitude-9.0 Great East Japan Earthquake of March 11, 2011, that generated devastating tsunami in coastal areas.