Fig. 4.From: Shallow inland earthquakes in NE Japan possibly triggered by the 2011 off the Pacific coast of Tohoku EarthquakeV s perturbation at a depth of 18 km in a portion of northern Honshu (see Fig. 1) from Okada et al. (2010). Small crosses and white circles denote the epicenters of the earthquakes before, and after, the 2011 M 9 earthquake, respectively. Triangles and red bold lines denote Quaternary volcanoes and active faults, respectively.Back to article page