This is a site of crustal structural data based on the research programs
Research Program of Subduction Dymamics (1997-2001), the first
phase of IFREE (Institute for Frontier Research on Earth Evolution,
2002-2004), the second phase of IFREE (Institute For Research on Earth
Evolution, 2004-2009), and the third phase of IFREE (Institute For Research
on Earth Evolution, 2009-). Categories of accessible
data are Multi-Channel Seismic reflection data (MCS), refraction
and wide-angle seismic reflection data by Ocean Bottom Seismograph.
Please see the JAMSTEC site policy about the document and dataset of this site. Generic Mapping Tools [Wessel and Smith, 1991]
is used to make maps in this site.