Fig. 3From: Re-examination of the age of historical and paleo-tsunami deposits at Koyadori on the Sanriku Coast, Northeast JapanSketches of HGS cores at 60, 65, and 100 m and results of 134Cs and excess 210Pb measurements. Locations of the HGS cores are shown in Fig. 1. The sketches were modified after Ishimura et al. (2015), and all sketches of the HGS cores and subsurface profile are shown in Additional file 2: Figure S2Back to article page