From: Sensitivity of slip distribution on tsunami trace heights and geological evidences: a case study of the 2011 Tohoku-Oki earthquake
Number of cores
Grain size
Sediment thickness (cm)
Maximum inundation distance from coast (m)
Idagawa Lowland
16
Medium to coarse sand
4–36
1920
Sendai Plain
41
 ~ 34
4020
Numanohama Marsh
20
Pebbles
4–23
990