In Kashiwa Library, from Tuesday, May 19th, it was decided to start to  provide undergraduate and graduate students of this university with mailing out of books(gratis) and copies of documents(paid) necessary for writing thesis .

Please check the following pages for details.
https://www.lib.u-tokyo.ac.jp/en/library/kashiwa/mailingservice
(The mailing service has ended.(June 15, 2020))