DCCS Trial
Since 2022, the ICT Testbed Research and Development Promotion Center has been providing DCCS (Data Centric Cloud Service). DCCS is a testbed service that allows users to access a wide variety of data and AI processing via Web APIs. It has been utilized in numerous research projects, contributing to various achievements.
We plan to expand the service to enable more users to create new value through DCCS. Improving the usability of DCCS is a key area of enhancement to ensure it is accessible to a wide range of users. To this end, we have launched the "DCCS Trial", a usability evaluation experiment designed to improve the user-friendliness of DCCS.
Service Overview
This service aims to improve the usability of DCCS by allowing a wide range of users to try out DCCS APIs, and by collecting operation logs and survey responses. Although this service provides a limited set of DCCS APIs, users can still gain experience to develope applications using DCCS.
Usage Image
As part of the DCCS Trial environment, a virtual environment will be deployed and provided for each user.
This virtual environment is provided with Jupyter Hub installed, allowing users to access it via the internet (※) from their own PC (e.g., workplace or university computer), and use the various APIs.
※Access is established through SSH port forwarding.
※Connection details and user account information will be provided once the environment is ready following your application.

The DCCS Trial environment comes pre-installed with the “Environmental Quality Short-term Prediction” information asset, which is one of the data linkage and analysis functions offered by DCCS. We recommend starting with this asset to learn how to use the APIs and experience application development using DCCS.
Available Functions
The functions of DCCS currently provided in the trial are as follows.
Additional platforms and new functions will be offered sequentially.
- Data Integration and Analysis Functions
Note: This functions are executed using xDataEdge, which can be run in a local environment and provides functionality equivalent to DCCS.
Eligible Users
This service is available to individuals affiliated with companies and research institutions (including universities) within Japan who are considering using DCCS.
Note: NICT may refuse access based on their discretion.
Usage Period
14 days
Starting from the business day following the receipt of the notice of service activation from NICT.
Note: Extensions to the usage period are not accepted.
Application Method
Please fill out the DCCS trial application form (download here) and send it by email with the subject line "DCCS Trial Application" to the DCCS Trial PIC at (dccs-trial[at]ml.nict.go.jp).
※Please send it with @ for [at].
Process from Application to Service End

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Application
Fill out the application form by referring to the instructions and submit it to the DCCS Trial PIC at (dccs-trial[at]ml.nict.go.jp). -
Receipt
The DCCS Trial PIC will accept your application.
If there are any issues or missing information in your application, they will contact you.
Please note that there are limited resources, so there is a cap on the number of virtual environments that can be provided at the same time.
If the number of applications exceeds the limit, it will be processed in order of submission, and you will be informed if there is a waiting period. -
Virtual Environment Setup
A virtual environment will be set up for each user.
Please wait for several business days to one week.
Once the setup is complete, the assigned staff will send you an email with access information, usage instructions, and the usage period. -
Service Start
Please use the access information and instructions in the email to access the virtual environment. -
Service End
Once the usage period has ended, the service will automatically be terminated, and you will no longer have access to the virtual environment.
No further actions are required from the user to end the service.
How to Fill Out the Application Form
Field | Description | ||
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(1)Applicant Representative |
Please provide information about the representative of your organization or project. This person will be the main point of contact for various communications. If students from universities or other institutions are applying, the representative should be a faculty member or staff member. |
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(2)User List |
Please list the members who will be using the DCCS trial. Only the members listed here are allowed to use the service. |
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(3)Source IP Address |
For security reasons, we restrict the source IP addresses that can connect to the service. Please provide the IP address of the device that will be accessing the service (up to 3 IP addresses can be registered). If you are accessing from the network of your organization (such as a university, research institution, or company), you can apply for the network range. |
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(4)Agreement to the DCCS Trial Terms of Use |
To use the DCCS trial, you must agree to the "DCCS Trial Terms of Use." Please review the terms and check the box if you agree (you cannot use the service without checking the box). |
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(5)Functions and Platforms (Check the ones you wish to use) |
Please check the functions and platforms you wish to use. Some functions and platforms may have specific terms of use. If this is the case, please also check the box to agree to those terms (you cannot use the service without checking the box). ※Currently, only the "Data Integration and Analysis Function" is available.
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(6)Agreement to Data Collection and Survey |
For improving the DCCS trial and the service quality of DCCS, usage status and survey responses will be collected. Details about the information collected and its handling are described in the "DCCS Trial Privacy Policy" below. Please check the box if you agree to the collection of usage data and surveys (you cannot use the service without checking the box). |
Changes to the Application After Submission
※Replace [at] with @ when sending the email.
Regardless of the changes, please confirm your agreement again for the following three items:
- (4)Agreement to the DCCS Trial Terms of Use
- (5)Functions and Platforms (Check the ones you wish to use)
- (6)Agreement to Data Collection and Survey
Important Notes
- To improve usability, we will collect usage status and operational logs of the virtual environment.
- After the trial period ends, the virtual environment will be deleted. Please download and save any necessary data before the period ends.
- If you apply to use the NICT Integrated Testbed (DCCS) after the trial, we will not be able to assist with data migration from the virtual environment.
For questions or inquiries about DCCS Trial, please feel free to contact the following:
Contact for consultation and inquiries
ICT Testbed Research and Development Promotion Center
NICT Integrated Testbed
Email: dccs-trial[at]ml.nict.go.jp
※Please send it with @ for [at].