Fig. 1
From: Three thousand year paleo-tsunami history of the southern part of the Japan Trench
a Map of Tohoku and Kanto regions showing the location of Choshi City and known paleo-tsunami deposits (red circles) identified by earlier studies. b Digital elevation model showing the topography around the Kobatake-ike pond (data from the Geospatial Information Authority of Japan). c Detailed digital elevation model showing the topography from the Kimiga-hama beach to the Kobatake-ike pond (same data to (b)). d Survey points (red circles) in the Kobatake-ike pond. KBT1 to KBT11 are core numbers in this study. A black cross mark shows the location of the P-7 and P-14 cores sampled by Yanagisawa et al. (2016). Generated by ArcGIS (Environmental Systems Research Institute, Inc.)