From: Seismic velocity structure along the Sea of Japan with large events derived from seismic tomography for whole Japanese Islands including reflection survey data and NIED MOWLAS Hi-net and S-net data
Depth
Grid interval
Resolution/checkerboard pattern
Horizontal
Vertical
0–10
0.1°
2.5 km
0.2°
5 km
10–40
10 km
40–60
20 km
60–180
15 km
30 km
180–300
40 km
300–
25 km
50 km