About IZUTANI Y
About Shinshu Univ., Nagano, JPN
About HIRASAWA T
About Tohoku Univ., Sendai, JPN
About Natural Disaster Science
About near earthquake
About Microseisms,artficial earthquakes,shallow subsurface structure
About 近地地震
About 津波警報
About 断層パラメータ
About 短時間