Ömer Aydan, University of the Ryukyus, Okinawa, Japan,Takashi Ito, Tohoku University, Sendai, Japan Takafumi Seiki, Utsunomiya University, Japan,Katsumi Kamemura, Fukada Geological Institute, Tokyo, JapanNaoki Iwata, Chuden Engineering Consultants Co., Ltd., Hiroshima, Japan

• Laboratory tests on Dynamic Responses of Rocks and Rock Masses / Fracturing of Rocks and Associated Strong Motions, Estimation Procedures and Numerical Techniques of Strong Motions Associated with the Rupture of Earth’s Crust and Some Strong Motion, Dynamic Response and Stability of Rock Foundations, Underground Excavations in Rock, Rock Slopes Dynamic Responses and Stability of Stone Masonry Historical Structures and Monuments, Induced Seismicity, Dynamic Simulation of Loading and Excavation, Blasting and machinery induced vibrations, Rockburst, Outburst, Impacts, Nondestructive Testing Using Shock Waves, Case Histories of Failure Phenomenon in Rock Engineering.

Ömer Aydan, University of the Ryukyus, Okinawa, Japan,Takashi Ito, Tohoku University, Sendai, Japan Takafumi Seiki, Utsunomiya University, Japan,Katsumi Kamemura, Fukada Geological Institute, Tokyo, JapanNaoki Iwata, Chuden Engineering Consultants Co., Ltd., Hiroshima, Japan

• Laboratory tests on Dynamic Responses of Rocks and Rock Masses / Fracturing of Rocks and Associated Strong Motions, Estimation Procedures and Numerical Techniques of Strong Motions Associated with the Rupture of Earth’s Crust and Some Strong Motion, Dynamic Response and Stability of Rock Foundations, Underground Excavations in Rock, Rock Slopes Dynamic Responses and Stability of Stone Masonry Historical Structures and Monuments, Induced Seismicity, Dynamic Simulation of Loading and Excavation, Blasting and machinery induced vibrations, Rockburst, Outburst, Impacts, Nondestructive Testing Using Shock Waves, Case Histories of Failure Phenomenon in Rock Engineering.

Ömer Aydan, University of the Ryukyus, Okinawa, Japan,Takashi Ito, Tohoku University, Sendai, Japan Takafumi Seiki, Utsunomiya University, Japan,Katsumi Kamemura, Fukada Geological Institute, Tokyo, JapanNaoki Iwata, Chuden Engineering Consultants Co., Ltd., Hiroshima, Japan

• Laboratory tests on Dynamic Responses of Rocks and Rock Masses / Fracturing of Rocks and Associated Strong Motions, Estimation Procedures and Numerical Techniques of Strong Motions Associated with the Rupture of Earth’s Crust and Some Strong Motion, Dynamic Response and Stability of Rock Foundations, Underground Excavations in Rock, Rock Slopes Dynamic Responses and Stability of Stone Masonry Historical Structures and Monuments, Induced Seismicity, Dynamic Simulation of Loading and Excavation, Blasting and machinery induced vibrations, Rockburst, Outburst, Impacts, Nondestructive Testing Using Shock Waves, Case Histories of Failure Phenomenon in Rock Engineering.