• 11th European Conference on Earthquake Engineering (11ECEE), September 6-11, 1998, Paris
• 2nd International Symposium on Effects of Surface Geology (ESG1998), December 1-3, 1998, Yokohama

Universities

• University of Tokyo
• School of Engineering, University of Tokyo
• Earthquake Research Institute (ERI), University of Tokyo
• Institute of Industrial Science (IIS), University of Tokyo
• International Center for Disaster-mitigation Engineering (INCEDE) ,Institute of Industrial Science, University of Tokyo
• Tokyo Institute of Technology (TIT)
• University of Tsukuba
• Tohoku University
• Kyoto University
• Disaster Prevention Research Institute (DPRI), Kyoto University

National Institutes

• Public Works Research Institute (PWRI), Ministry of Construction
• Geographical Survey Institute (GSI), Ministry of Construction
• National Research Institute for Earth Science and Disaster Prevention (NIED)
• The Geological Survey of Japan (GSJ), Agency of Industrial Science and Technology (AIST)
• Meteorological Research Institute, Japan Meteorological Agency
• Science and Technology Agency
• Port and Harbour Research Institute (PHRI)
• Tsukuba Center for Institutes, Science and Technology Agency
• Japan International Cooperation Agency (JICA)
• Ministry of Construction, Japanese Gorvernment
• Science and Technology Agency, Japanese Gorvernment
• Ministry of Foreign Affairs, Japanese Gorvernment
• Japanese Embassies and Consulates in the world (jump tp Web Page of Ministry of Foreign Affairs, Japanese Gorvernment)

Other Institutes

• Architectural Institute of Japan (AIJ)
• Japan Society of Civil Engineers (JSCE)
• Japan Concrete Institute (JCI)
  United States Geological Survey (USGS), USA
• Earthquake Information, United States Geological Survey (USGS), USA
• ABAG Earthquake Maps and Information, USA
• California Division of Mines and Geology, USA
• Institute of Earthquake Engineering and Engineering Seismology, University "St. Cyril and Methodius", MACEDONIA
• Department of Science and Technology (DOST), PHILIPPINES
• Philippine Institute of Volcanology and Seismology (PHIVOLCS), PHILIPPINES
• Earthquake Engineering Research Center, Middle East Technical University, TURKEY
• The Institute of Structural Engineering, Earthquake Engineering and Construction IT (IKPIR), University in Ljubljana, SLOVENIA
• Council for Geoscience, Pretoria, SOUTH AFRICA