Fig. 7From: Improvement in the accuracy of expected seismic intensities for earthquake early warning in Japan using empirically estimated site amplification factorsHypocenters of earthquakes in the dotted rectangle indicated in Fig. 5 (modified from Aketagawa et al. (2010)). (a) Epicenters of earthquakes. A star indicates the Mj 7.0 earthquake in Far East Off Ibaraki Prefecture on May 2008. (b) Vertical cross section of earthquakes along the A−B line in rectangle in (a). Dotted line indicates the plate boundary drawn from trench axis to upper boundary of slab.Back to article page