Holocene deltaic succession recording millennium-scale subsidence trend near the source region of the 2011 Tohoku-oki earthquake: An example from the Tsugaruishi plain, northeast Japan

Yuichi Niwa, Chuo University, Tokyo, Japan, Toshihiko Sugai, Univ Tokyo, Kashiwa, Japan, Yoshiaki Matsushima, Kanagawa Prefectural Museum of Natural History, Odawara, Japan and Shinji Toda, Tohoku University, Sendai, Japan