Address: Ocean Research Institute, the University of Tokyo, Department of Ocean Floor Geoscience 1-15-1, Minamidai, Nakano, Tokyo 164-8639, JAPAN
Office: A-bldg: Room 413
Phone: 81-3-5351-6443 Facsimile: 81-3-5351-6445
E-mail: kawahata@ori.u-tokyo.ac.jp