JAMSTEC E-library
of Deep-sea Images (J-EDI)

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Site Policy

This site is based on JAMSTEC site policy except for the recommended operational environment.

Recommended environments


  • Microsoft Edge 44 or above
  • Firefox 67.0 or above
  • Safari 12.1 or above
  • Google Chrome 75.0 or above

Viewport size of browsers

  • We recommend using viewport size of browsers more than 1024 * 768 pixels.
  • Some contents of this website are responsively designed to work on different screen sizes.
  • The layout of contents will change to respond to the screen size.


This site contains JavaScript.
In order to view all of the contents, JavaScript must be enabled within your browser settings. Please see a help page of your browser to enable JavaScript.


Some contents of J-EDI use WebGL.
Although it is preferred to use browsers supporting WebGL, you can still view J-EDI with unsupported browsers. Click here to see more about browsers supporting WebGL, and enable it in Firefox.