Neogene volcanism associated with back-arc basin tectonics at the northern Fossa Magna, NE Japan
Satoshi Okamura, Hokkaido Soil Research Co-operation, Sapporo, Japan, Mitsuru Inaba, JAPEX Japan Petroleum Exploration, Tokyo, Japan; GeoPuck Associate, Tochigi, Japan, Ryuichi Shinjo, University of the Ryukyus, Faculty of Science, Okinawa, Japan and Yoshiko Adachi, Niigata University, Niigata, Japan
