2022-1-19 Some materials will be unavailable while undergoing digitization

Part of our collection will be unavailable while undergoing digitization.

Unavailable materials and period

1. Some periodicals held in Tokyo main Library: from March 25, 2022 to September 30, 2022
2. Some of the parliamentary documents: from March 25, 2022 to September 30, 2022
3. Some periodicals held in Kansai-kan of the National Diet Library: from March 16, 2022 to October 7, 2022
4. Some doctoral dissertations held in Kansai-kan of the National Diet Library: from March 16, 2022 to September 30, 2022

These materials will be unavailable in sequence.

During this period, search results for these materials in the NDL Online will show the designation "Under revision."

For details, please refer to the "List of unavailable materials (Japanese)."

We apologize for any inconvenience caused by this operation.