Fig. 1.From: Spatial distribution and focal mechanisms of aftershocks of the 2011 off the Pacific coast of Tohoku EarthquakeStudy area. The rectangular region indicates the focal area and its surroundings, as shown in Figs. 2 and 3. The mainshock epicenter is indicated by a star. Hi-net and F-net stations are shown by crosses and circles, respectively. Trenches and Troughs are indicated by dashed lines.Back to article page