f you use e-journals and databases in an unauthorized manner such as
mass downloading, your access to e-journals or databases may be
suspended throughout the university.
Please be careful not to engage in unauthorized use of e-journals and
databases, as it will hinder many research projects within the university.
The use of the download function of literature management tools
(EndNote, Mendeley, etc.) may be considered as mass download.
Please be careful not to download mass data at one time.

Electronic Resources Usage Policy | University of Tokyo Library System
https://www.lib.u-tokyo.ac.jp/en/library/literacy/user-guide/campus/caution