About NANAYAMA F
About National Inst. Advanced Industrial Sci. and Technol., Tsukuba, JPN
About SATAKE K
About National Inst. Advanced Industrial Sci. and Technol., Tsukuba, JPN
About FURUKAWA R
About National Inst. Advanced Industrial Sci. and Technol., Tsukuba, JPN
About SHIMOKAWA K
About National Inst. Advanced Industrial Sci. and Technol., Tsukuba, JPN
About ATWATER B F
About Univ. Washington, Washington, USA
About SHIGENO K
About Meiji Consultant Co. Ltd, Sapporo, JPN
About YAMAKI S
About Seamus Ltd, Niigata, JPN
About Nature (London)
About Chishima Islands
About Seismic activity
About Ocean waves,tidal current
About 千島海溝
About 津波堆積物
About 推測
About 地震