The terms and conditions in using this "Data Research System for Whole Cruise Information (DARWIN)" are posted on this page. Users are requested to read though this page before using.
We basically provide Quality-Controlled or Corrected data on this site; however, some data are still raw and not checked yet. Please confirm the data status before using.
The quality control levels on this site are following,
| quality level | expression | standard process |
|---|---|---|
| low | Raw | Original data as of the end of the cruise (Just converted to physical property or preliminarily processed onboard) |
| middle | Processed (DMO)-Basic | Derived values processed by Data Management Office from raw data without quality control |
| high | Processed (DMO)-QCed | Routinely quality controlled (adding quality flags or conversion to missing value) data by Data Management Office |
| very high | Processed (DMO)-Corrected | Corrected (correction with calibration data, evaluation of errors or filtering out of low reliable data) data by Data Management Office |
| very high | Processed (DMO/PI) | Data includes both processed data by Principal Investigator and Data Management Office |
| very high | Processed (PI) | Processed data by Principal Investigator |
Data Management Office routinely makes "Processed Data（DMO)".
Some data may not be quality controlled.
The level of quality control may differ with the type of data.
"Processed(PI) is data processed and submitted by researchers. QC levals rely on datasets.
Once data in higher level is available, the lower level data will be replaced on the web by the higher level data. Anyone who wants to have "Raw data" or others is encouraged to contact us.
Some data(reports) are shown on the cruise pages with no links to the relevant data files or publication pages due to the following reasons;
Users who wish to use data that is not available on this web site are requested to contact the Data Management Office (
Data handling policies for existing cruises depend on its fiscal year, research vessel or kind of call for proposals. Data within the Publication Moratorium Period in its data handling policy or data obtained from cruises without data handling policy is provided on the permission of Principal Investigator or Dive Researcher.
| Fiscal Year | Handling Policy Applied |
|---|---|
| All cruises from start of operation (FY1998) to FY2007 | Handling Policy for each FY attached to the application documents is applied. |
| Cruises in and after FY2008 | "Rules for Handling Data and Samples" is applied. |
| Fiscal Year | Handling Policy Applied |
|---|---|
| Cruise from start of operation (FY2001) to FY2002 | Handling policy for MIRAI cruise is applied. |
| Cruises from FY2003 to FY2007 | Handling Policy for each FY attached to the application documents is applied. |
| Cruises in and after FY2008 | "Rules for Handling Data and Samples" is applied. |
| Fiscal year | Handling Policy Applied |
|---|---|
| Cruises from start of operation (FY1981) to FY2007 | no handling policy applied |
| Cruises in and after FY2008 | "Rules for Handling Data and Samples" is applied. |
Please see here for the handling policy for each fiscal year.
Conditions in using data on this site are following,
Additional conditions may applied.
Users who wish to use data and samples for the purpose of commercial use need to make an application to the Data Management Office in advance. "Data Request Application Form" for data and "Sample Request Application Form" for samples.
CAUTION: Signatures of applicants are required on the application forms.
Sending address:
Data Management Group,
Yokohama Institute for Earth Sciences,
Japan Agency for Marine-Earth Science and Technology
3173-25 Showa-machi, Kanazawa-ku, Yokohama
Kanagawa 236-0001, Japan
fax : +81-45-778-5424
If you are in a hurry, please send a signed application form by fax or e-mail a scanned image before posting the application form.
The office in charge of intellectual property shall make contact with you.
For the commercial use of images and films, please make an application at "Image(s)/Footage Request Form".
Data or information on this site may be changed without notice. Information on such change is to be posted on the "What's new" page.
In creating or publishing maps from bathymetry data, regulation on similar publication in the article 25 in the law on hydrographic works may be applied.
Those who use the data provided on this site are required to cite the cruise report and describe it in the acknowledgement as below (words in [ ] must be changed properly).
"Data used in this [study/research etc.] was acquired during the [Cruise Number] cruise of R/V [Ship Name], Japan Agency for Marine-Earth Science and Technology."
Citation of Cruise Report must include the name "R/V MIRAI" and cruise number. In case the cruise report is not open to public, cruise summary is must be cited instead.
"[Name(s) of PI(s)], [Year of Publication], [Title of the Cruise Report], Japan Agency for Marine-Earth Science and Technology, Yokosuka, Japan"
Users are requested to report their publication of results from data and samples on this site by sending publication report to the address below,
[E-mail address] 
In providing links with this data site on the web page outside JAMSTEC, following conditions are applied.
) and get permission.
Except for the policy of links the Site Policy of JAMSTEC will be applied.
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