10.6084/m9.figshare.c.3773069_D1.v1 Daisuke Ishimura Daisuke Ishimura MOESM1 of Re-examination of the age of historical and paleo-tsunami deposits at Koyadori on the Sanriku Coast, Northeast Japan Springer Nature 2017 Paleo-tsunami deposits Sanriku Coast The 2011 Tohoku-oki earthquake Radiocarbon dating 210Pb 137Cs 2017-05-05 05:00:00 Figure https://springernature.figshare.com/articles/figure/MOESM1_of_Re-examination_of_the_age_of_historical_and_paleo-tsunami_deposits_at_Koyadori_on_the_Sanriku_Coast_Northeast_Japan/4981073 Additional file 1: Figure S1. Sketch of the KYD trench walls. The sketches were modified after Ishimura and Miyauchi (2015).