From: Intensive seismic activity around the Nankai trough revealed by DONET ocean-floor seismic observations
Depth (km)
Thickness (km)
P velocity (km/s)
0
2.64
1.50*
0.86
2.00
3.50
1.85
3.00
5.35
2.97
4.00
8.32
5.44
11.32
6.50
14.32
—
8.16