Recently, security incidents resulting from unauthorized access and the unauthorized use of accounts have been occurring frequently, both in Japan and abroad.
As part of our security measures, we ask for your cooperation regarding the following two points.
 

Requests

• Deletion of unnecessary user accounts
• If you do not plan to use the system in the future, please consider deleting your account.
• Additionally, if you are the representative for a group application, please review the list of registered users.
• Password check
• Please check whether you are using the same password for other services or have set a password that is easily guessed by third parties.

Specific procedures

Deletion of unnecessary user accounts

• If you do not intend to use the system in the future—due to graduation, resignation, transfer, the conclusion of research activities, or other reasons—please consider deleting your account.
• Requests for account deletion must be submitted by the designated representative. If you are not the representative, please ask the representative to submit the request.
• Representatives should follow the procedure below to request deletion.

 

• Procedures for the representatives
• Please check the registration status and delete any unnecessary accounts via the User Management System (https://manage.hpc.osaka-u.ac.jp/acid/Locale/en).
• Check registration status
• Left-hand menu: "Info. Browsing" > "User Info."
• Request user deletion
• Left-hand menu: "Application" > "Deleting group user"

 

• Procedures for the HPCI/JHPCN representatives
• If you are using this service via HPCI or JHPCN, you cannot perform the deletion procedure through the User Management System.
• The Project Representative and a Deputy Representative are eligible to submit the application.
  After login to the HPCI Application System (https://www.hpci-office.jp/entry/login/index?lang=en), select "Project application or inquiry for submitted proposals" and request the change by clicking the "Member Change Request" button on the right side of the project name.
• Please check the link below for details.
• Procedures for HPCI Project's Membership Update: https://www.hpci-office.jp/en/for_users/procedure_project_change
• Procedure for Removing JHPCN Joint Researchers: https://jhpcn-kyoten.itc.u-tokyo.ac.jp/ja/researcher

 

Password check

• To prevent unauthorized access, please double-check that you are not using the same password as for other services and that your password is not easily guessable by third parties. If there is a possibility that your password has been reused or compromised, please change it immediately.

 

• Please change your password by clicking the "Password Initialization" button on the HPC Usage Application Form (https://octopusportal.hpc.osaka-u.ac.jp/ouweb/).

 

We apologize for the inconvenience and appreciate your cooperation.





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Posted : October 15,2026