Registration/Frequently Asked Questions


Frequently Asked Questions Related to Registration

1. How can I find my serial key?
  • You can check out your serial key at:
    ■September enrollment
    “For those entered the university from a Keio Academy of New York, as a Japanese returnee or admission of IB (International Baccalaureate) ”
    Log in to the admissions procedure site online. Then the serial key appears at the bottom of the admissions procedure menu screen.
    "Admission of PEARL"
    Log in to the admissions procedure site online. Then the serial key appears at the bottom of the admissions procedure menu screen.
    “For those entered the university through other examination methods”
    The serial key is written on the paper entitled “About the serial key for registering your account” you received from the university after the announcement of final results.
  • If you don’t know the password necessary to log in to the admissions procedure site, contact the department in charge written on the admissions procedure guidance.
  • As for questions regarding “About the serial key of your account,” contact via the following methods.
    Web page:
    Phone: 03-5427-1886 (from Sep 7, 2020 3:00PM to Sep 17, 2020 3:00PM, Weekdays 9:00AM – 5:00PM)
2. I am entering the university from a Keio High School and don’t know the examinee number.
Refer to the admissions procedure guidance. The examinee number is written on the document providing the URL and password for the admissions procedure site.
3. I cannot log in to the system after activation.
  • It may take about 15 minutes till you can log in after the activation. Please try it again after a while.
  • Be sure to include “” when entering your ID.
  • Check that your Keio ID and password are correct.
  • Note that only single-byte characters can be used in the Keio ID or password. Check that no double-byte character is entered.
  • Check that the Caps Lock or Num Lock keys are not turned on.
  • If you don’t know your ID or password, contact here.
4. I forgot my Keio ID/password.
5. My name is displayed in katakana characters on
The name may be displayed in katakana characters and yō-on (small Katakana characters) may appear as choku-on (normal-sized katakana characters) until the admission depending on the admission system used.
Example) In the case of “慶應塾太,” it may be shown as “ケイオウジユクタ.” After the admission, the name used for the admission registration is displayed.
However, as for kanji characters cannot be displayed on the website, alternative characters are used. Please kindly understand this specification.
6. How can I change my Keio ID?
As a rule, you cannot change your Keio ID once registered.
If you have a compelling reason to change your Keio ID, visit the school office of the Information Technology Center (ITC) in your nearest campus with your student ID card after the admission.
7. I have a question not covered in this page.

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