1. Department of Civil and Earth Resources Engineering, Graduate School of EngineeringKyoto University Kyoto Japan
2. Earthquake Research InstituteTokyo University Tokyo Japan
3. Department of Earth Science, Graduate School of ScienceTohoku University Sendai Japan
4. Research Center for Prediction of Earthquakes and Volcanic Eruptions, Graduate School of ScienceTohoku University Sendai Japan
5. Council for Scientific and Industrial Research Pretoria South Africa
6. Research Organization of Science and EngineeringRitsumeikan University Kyoto Japan
7. Open House Management Solutions Potchefstroom South Africa
8. SeismoGen Cc Carletonville South Africa
9. Graduate School of EngineeringTohoku University Sendai Japan
10. College of Science and EngineeringRitsumeikan University Kyoto Japan
11. Department of Earth and Environmental ScienceKagoshima University Kagoshima Japan
12. School of GeosciencesUniversity of the Witwatersrand Johannesburg South Africa