You need to register as a user to download products from G-Portal. Please read and accept the following terms and proceed to the next step:
1. User Registration
You need to create a user account to use G-Portal. Your user account and password will serve as your login information.
The items required for G-Portal user registration are: a username, a valid e-mail address, the name of a user's affiliation, country or region of a user, and a user's purpose of use.
For security reason, G-Portal requires you to use a valid e-mail address that identifies your educational or company affiliation (i.e., @jaxa.jp, @XX.edu, @companyname.com or @XX.org). If you use any e-mail address like Gmail, Yahoo, or any other free mail, you may not be able to complete your registration, or may not be able to receive e-mails from G-Portal.
•to perform statistical analyses of user access to G-Portal
•to request user participation in surveys so as to improve G-Portal service
•to respond to user inquiries
JAXA may outsource various parts of G-Portal service to a third party. The parts that may be outsourced include system administration, user management, and help desk operations. The third party will not use personal information for purposes other than to perform the part of G-Portal for which it was outsourced.
3. Account and Password Management
A user is entirely responsible for maintaining the confidentiality of the user's account and password. Users agree that the user is entirely responsible for any and all activities that occur under the user's account, and JAXA is not responsible for any loss or damage caused by such activities including unauthorized use of user account or password by any third party.
6. Limitation on Data Order
Due to network constraints or other limitations, the amount of data to be downloaded by a user per one order is limited for fair allocation of limited resources.
7. Condition concerning of G-Portal data
The user is entitled to use G-Portal data free of charge without any restrictions (including commercial use) except for the condition about acknowledgement of data credit as stipulated in Article 7.(2).
(2) Acknowledgement of Data Credit
The user shall indicate proper credit as defined in the attached TABLE, when the user publishes analyzed results from G-Portal data.
When the user publishes value added data products generated by G-Portal data, the user shall indicate the credit of the original G-Portal data.
Please refer to the following example for indication of the credit of the G-Portal data.
i.e. “PR data by Japan Aerospace Exploration Agency.”
For value added data products, please indicate the credit of the original G-Portal data.
i.e. “Original data for this value added data product was provided by Japan Aerospace Exploration Agency.”
(3) Joint Research agreement/contract
(4) Quotation of DOI (Digital Object Identifier)
JAXA has assigned the DOI numbers to standard products provided at G-Portal since FY2022. (Except for part of products including near real-time products) If you use the product for your report or academic journal etc., please quote the DOI number of such product in accordance with the following webpage.
8. Disclaimer/Limitation on Liability
JAXA does not represent or warrant that the use of G-Portal is safe or that the contents of G-Portal are free of any harmful components. The data and information included in or available through G-Portal may include inaccuracies or errors. JAXA does not represent or warrant that the data and information provided by G-Portal, the use or the results of the use of G-Portal data will be correct, accurate, timely, or otherwise reliable.
JAXA provides G-Portal "as is" without warranty of any kind, and hereby disclaims all warranties and conditions with regard to G-Portal, makes no representations about the suitability, reliability, availability, timeliness, and accuracy of G-Portal for any purpose.
JAXA is not reliable for any damages or loss arising out of or in any way connected with the use or performance of G-Portal, with the delay or inability to use G-Portal, the provision of or failure to provide G-Portal, G-Portal data or any information, products and related materials obtained through G-Portal, or otherwise arising out of or in any way connected with the use or the results of the use of G-Portal data or any information, products or any related materials obtained through G-Portal.
JAXA may make change to the data and information provided by G-Portal at any time. JAXA reserves the right at any time and from time to time to modify or discontinue, temporarily or permanently, G-Portal (or any part thereof) with or without notice.
The user agrees that JAXA shall not be liable to the user or to any third party for any modification, suspension, or discontinuance of G-Portal.
9. Cooperation for submission of results
10. Contact Information
If you have any questions about G-Portal, please contact G-Portal Support Desk.
Address: Japan Aerospace Exploration Agency, Tsukuba Space Center, 2-1-1 Sengen, Tsukuba-shi, Ibaraki 305-8505 Japan
|GPM (Other GPM Products)||The NASA/JAXA GPM project and the other GPM Partners|
|TRMM (PR, TMI, COMB, VIRS)||JAXA, NASA|
|ALOS (Catalogue only, AVNIR-2, PRISM, PALSAR)||AVNIR-2 and PRISM:JAXA, PALSAR:JAXA METI|
|ALOS-2 (Catalogue only, PALSAR-2)||JAXA|
|MOS-1 (MESSR, VTIR, MSR)||JAXA|
|MOS-1b (MESSR, VTIR, MSR)||JAXA|
|JERS-1 (VNIR, SWIR, SAR)||VNIR and SWIR:JAXA, SAR:JAXA METI|
|ADEOS (AVNIR, OCTS)||JAXA|
|ADEOS-II (GLI, AMSR)||JAXA|
|Aqua (AMSR-E)||JAXA, NASA|