1. AIST, Geological Survey of Japan, Research Institute of Geology and Geoinformation
2. Department of Earth Sciences, Faculty of Science, Ibaraki University
3. Science and Technology Unit, Natural Sciences Cluster, Kochi University
4. Japan Microtremor Survey Consortium
5. Earth Science Course, College of Science, Ibaraki University
6. Course for Human Environmental Education, College of Education, Ibaraki University
7. Meiji Consultant Co., Ltd.
8. AIST, Geological Survey of Japan, Research Institute of Earthquake and Volcano Geology
9. Ishii Professional Engineer Office