How to obtain your Keio ID for


As a general rule, Keio ID CANNOT BE CHANGED.
Carefully decide your Keio ID because it is also used as your E-mail Address.


Terms of Use will be displayed. Please read them carefully.
If you agree with this, select the checkbox, and click Next.

  • 1. If you agree with this, select the check box.

Enter your activation key provided by Keio University, desired Keio ID, and password. After you enter all required items, click OK.
Do not forget your password.

  • 1. Enter your activation key.
     Enter your serial key, 4 characters at a time.
  • 2. Enter your desired email account (2-31 characters).

    Please note that there are some restrictions below to register Keio ID.

    • You cannot specify symbols consecutively or at the start or end.
    • A Keio ID must not be offensive to public order or morals.
    • You cannot choose a Keio ID that is already reserved by the system.
    • IDs already in use.
    • Characters usable for the account:
      Lowercase letters (a to z), numbers (0 to 9), underscores (_), and hyphens (-)
  • 3. Enter your password.

    The following conditions apply:

    • The password must contain 8-64 characters.
    • strings consisting of only the same type of characters or the same character.
    • 8 to 15 characters can be a combination of 3 or more types, 16 to 31 characters can be a combination of 2 or more types, and 32 or more characters can be one type.
    • Do not use a password that can be guessed easily (e.g., do not use dictionary words or your birthday).
    • Cannot be the same as the login name. Do not use the reverse order of the login name either.
    • Avoid typing in keyboard sequences (qwerty).
    • Do not use passwords that have been known to have been compromised in the past.
    • Characters usable for the password:
      Uppercase letters (A to Z), lowercase letters (a to z), numbers (0 to 9), and symbols (!"#$%&'()*+,-./:;<=>?[¥]^_`~{}|@ )
  • 4. Select your date of birth.

    Select your date of birth.

The entered Keio ID will be displayed. Check it and click [Register].

Confirmation dialog

As a rule, "Keio ID" CANNOT BE CHANGED.
Please decide your ID carefully because it is also used as your E-mail Address for education research activities, job hunting or work and services etc..

Click [Close] to change.

The following window will be displayed if the activation is successful.

Write down the issued email address (i.e., Keio ID).
Do not forget your password and your ID.
It might take a few minutes to enable your ID.

When you click Go to Login, the Login window appears.

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