慶應義塾 Keio University

Guarantor ID and Related Services

(Updated: Monday, September 22, 2025) We experienced a system issue from September 14 to September 22, 2025, where some users were unable to log in to keio.jp using the guarantor ID and password sent by mail. This issue has now been resolved. We apologize for any inconvenience this may have caused.

Please check the FAQ/Inquiries for inquiries regarding guarantor IDs and passwords.
For the Japanese page, please click here.

Services available with guarantor ID

Keio University provides the following services for guarantors of undergraduate students.

  • Notification emails to guarantors on various matters
  • Viewing grade report online
  • Student Payment Portal (Gakuhi Navi), a website providing information on payment of academic fees and expenses


Persons eligible to use service

Guarantor ID and related services are available to guarantors of undergraduate students. Guarantors of graduate and non-degree students are not eligible to use these services.


Guarantor ID and password

To use this service, you will need a guarantor ID and password used for the Keio Single Sign-On System (keio.jp).

  • This is different from the student's own Keio ID and password.
  • One guarantor ID will be assigned to each student.
  • If a student's guarantor changes, the guarantor ID will also change.


The guarantor ID and password for guarantors of new undergraduate students will be mailed to the guarantor's registered address between late April and early May.

When logging into keio.jp for the first time, the screen for setting up an email address to receive notifications will be displayed.
Please set up your email address for notifications by following the procedures detailed in How to set the email address for notifications.

Notifications on various matters will be sent from Keio University to the email address designated for receiving notifications.
Information pertaining to the release date of grade reports, notices from student payment portal (Gakuhi Navi), recovery of guarantor ID/password, etc., will be sent via email, so please be sure to register an email address to receive such notifications.

Please check the FAQ/Inquiries if you forget your guarantor ID or password.


keio.jp Login Procedures

  • For those who received their Guarantor ID notification on or after September 14, 2025
    For your first login, you must use the temporary password sent to you by mail to set a new password. Please follow these instructions. For subsequent logins, please use the new password you have set.
  • For those who changed their password before September 14, 2024, and have not logged into keio.jp between September 15, 2024, and September 14, 2025
    The password you set has expired. We kindly ask you to either reset your password following the instructions below or request a re-issuance of your Guarantor ID and password.


Initial Setup (For those who received their Guarantor ID on or after September 14, 2025)

*This setup is only required for those who received their Guarantor ID notification on or after September 14, 2025.


1. Access the Guarantor ID Initial Setup Site, and log in with the Guarantor ID and temporary password sent to you by mail.
Initial setup login screen

2. The password setting screen will be displayed. Please follow the on-screen instructions to set a new password.
Password setting screen

3. When "Initial setup is complete" is displayed, the first-time login is finished. Click the "To keio.jp Portal Site" button to start using keio.jp.
Setup completion screen


The above procedure is only for those who received their Guarantor ID notification on or after September 14, 2025. If you received your Guarantor ID before this date, no action is required.


Login

1. Access the keio.jp login screen, enter your "Guarantor ID" in the username field, and click the "Next" button.
keio.jp username screen

2. Enter your "Password" in the Password field and click the "Sign in" button to log in. keio.jp password screen

(For first-time login only) Please set up your notification email address.

When logging into keio.jp for the first time, the screen for setting up an email address to receive notifications will be displayed.
Please set up your email address for notifications by following the procedures detailed in How to set the email address for notifications.

Notifications on various matters will be sent from Keio University to the email address designated for receiving notifications.
Information pertaining to the release date of grade reports, notices from student payment portal (Gakuhi Navi), recovery of guarantor ID/password, etc., will be sent via email, so please be sure to register an email address to receive such notifications.

Viewing grade report online

Instructions for viewing grade report online

1. From the keio.jp menu screen, click on "Grade Report for Guarantor".

First, please log in to keio.jp.

keio.jp menu with Grade Report for Guarantor highlighted

*During maintenance periods, such as at the end of a semester, the "Grade Report for Guarantor" item will not be displayed in the menu.


2. The grade report menu screen will be displayed.

Grade report menu screen


3. Please confirm the information displayed at the top of the screen, and click the "Display" button.

Please note that grade report will not be displayed during the following times due to scheduled maintenance.
Scheduled maintenance period: Approximately 1 hour from 4 a.m. daily



4. The grade report will be displayed.

Sample grade report


5. Click the "Back" button at the bottom of the screen to return to the Grade Report menu screen.


6. Click "Logout" after you are done.


Periods available for viewing

With the exception of certain faculties and student years, the following periods are available for viewing.
*Only available for viewing while the student is enrolled at the university.


  • Spring Semester (first half) grades: Late June to late August
  • Spring Semester (second half) grades: Early September to late November
  • Autumn Semester (first half) grades: Early December to late February
  • Autumn Semester (second half) grades: Mid-March to mid-June


For details regarding the available viewing periods, please check the "Period" posted on the Information about Grade Report page of the Keio University Student Website.


Student Payment Portal (Gakuhi Navi), a website providing information on payment of academic fees and expenses

Instructions for viewing Student Payment Portal (Gakuhi Navi)

1. From the keio.jp menu screen, click on "Student Payment Portal (Gakuhi Navi)".

First, please log in to keio.jp.

keio.jp menu with Gakuhi Navi highlighted


2. The Student Payment Portal (Gakuhi Navi) menu screen will be displayed.

About Academic Fees and Expenses/FAQ on the Keio University website.

Please refer to the following links for details regarding academic fees and expenses.
Keio University website "Paying academic fees"
Keio University website "FAQ/Inquiries on academic fees and expenses"(Japanese)


FAQ/Inquiries

FAQ

Q: I cannot log in even after entering my guarantor ID and password. What should I do?

A:

  • For those who received their Guarantor ID notification on or after September 14, 2025
    For your first login, you must use the temporary password sent to you by mail to set a new password. Please follow these instructions. For subsequent logins, please use the new password you have set.
  • For those who changed their password before September 14, 2024, and have not logged into keio.jp between September 15, 2024, and September 14, 2025
    The password you set has expired. We kindly ask you to either reset your password or request a re-issuance of your Guarantor ID and password.

  • Please refer to "B. If unable to log in" and "C. How to delete the browser's cache, etc." on the Guarantor Login Page.
  • If you have already set up an email address for receiving notifications, please refer to How to Check Guarantor ID and Password and How to Reset Password for instructions.


Q: I forgot my guarantor ID (the notification email address already set up). What should I do?

A: If you have already set up an email address for receiving notifications, please refer to How to Check Guarantor ID and Password for instructions.


Q: I forgot my password (the notification email address already set up). What should I do?

A: If you have already set up an email address for receiving notifications, please refer to How to Reset Password for instructions.


Q: I have not set up an email address for receiving notifications (or I have forgotten the email address), and I lost my guarantor ID and password. Or, I have not yet received the notification postcard. What should I do?

A: Please request re-issuance of your guarantor ID and password through the Guarantor ID and Password Re-issuance Request Form.




Inquiries

If you have any other inquiries regarding guarantor ID and related services, please contact the Office of Student Services in charge of your student's faculty at their affiliated campus.