What do I need to buy a commuter pass?

Please refer to the following.
However, the commuter pass to be purchased is a PASMO commuter pass, and once you are enrolled in school, you can present a school certificate etc. stating the expected graduation date (the last day of the year of graduation (March 31)). , No further presentation is required. Until graduation, you can continue to purchase at the automatic ticket vending machine installed at each station.
※However, if the section or route is changed, it is necessary to show a new school certificate.
※If the expected graduation date includes a date other than March 31, the period during which you can continue to purchase may be shorter.

Please submit a student ID card or a school certificate issued by the school to the commuter pass purchase application form and send it to the commuter pass sales window or station office.
※Certificates must include your name, section of use, date of issue, school name, school location, school representative name and seal with the principal's seal.

You do not need to present your school certificate. If you are a PASMO, you can purchase it at the automatic ticket vending machine installed at each station.

Municipal Subway Commuter Pass