Further evidence for the influence of a subducting-ridge on the distribution of shallow VLFEs in the eastern Nankai Trough

Akiko Toh1, Wan-Jou Chen2, Douglas Scott Dreger3, Wu-Cheng Chi2 and Satoshi Ide4, (1)The University of Tokyo, Tokyo, Japan, (2)Academia Sinica, Taipei, Taiwan, (3)University of California Berkeley, Berkeley, CA, United States, (4)The University of Tokyo, Bunkyo-ku, Japan