General information

This website is one of the outcomes of the BRI strong motion project. The rights of the contents without credits are reserved by Building Research Institute (BRI). You may use data and information in the website by indicating the source.


  • There is possibility of denying access from unresolvable IP addresses in order to secure the performance.

Citations and acknowledgments

My thanks are due to all who provide useful software, data and information as follows.

  • This site is built with a powerful CMS Drupal.
  • Generic Mapping Tools (GMT) developed by by Paul Wessel and Walter H. F. Smith is used to plot epicenters and strong motion stations.
    • Wessel, P., W. H. F. Smith, R. Scharroo, J. F. Luis, and F. Wobbe, Generic Mapping Tools: Improved version released, EOS Trans. AGU, 94, 409-410, 2013.
  • Topographic data ETOPO1 used with GMT comes from National Geophysical Data Center, NOAA.
    • Amante, C. and B. W. Eakins, ETOPO1 1 Arc-Minute Global Relief Model: Procedures, Data Sources and Analysis, National Geophysical Data Center, NESDIS, NOAA, U.S. Department of Commerce, Boulder, CO, August 2008.
  • This site is built with a powerful tool DISLIN is a high-level plotting library and makes it possible to draw waveforms and response spectra dynamically.


Comments, questions, and related information are welcome to