Fig. 5From: Evidence of strong long-period ground motions of engineering importance for Nankai Trough plate boundary earthquakes: comparison of ground motions of two moderate-magnitude earthquakesPlot of radial (left panel), transverse (middle panel), and vertical (right panel) component velocity Fourier amplitude spectra at site AIC004 (see Fig. 1 for location) for the 2004 (black) and 2016 (red) events. See Fig. 4 for the velocity seismograms at the siteBack to article page