User services of the IDE library has been temporarily restricted due to mold infestation in the Library. An advance reservation to visit is required and no access to the second floor and above is allowed from Monday, 8th April, 2024.
Please see below for details.
https://www.ide.go.jp/English/Library/New/20240325.html

The Library of Economics, the University of Tokyo has a mutual use agreement between the IDE library. Registered users of the Library of Economics can borrow books as an individual at the IDE library.
Please see below for the necessary procedures.
https://www.lib.e.u-tokyo.ac.jp/?page_id=5746 (in Japanese)