Policy
This page introduces the National Diet Library's basic policy documents.
Build the National Collection with and on a Network
- Guidelines for Acquisition of Materials (Librarian's Decision No. 2, 1993)
- Policy for Acquisition of Materials (in Japanese) (July 1, 2013; rev. December, 2022)
- Plan for Creating and Providing the National Diet Library's Bibliographic Data 2026-2030 (in Japanese) (March 3, 2026)
- Policy for Linkage in National Diet Library Search (in Japanese) (March 27, 2026)
Enable universal access to knowledge with digital technology
- Basic Plan for Digitization and Digital Preservation of National Diet Library's Collections for 2026-2030 (in Japanese) (March 19, 2026)
- Implementation Plan for Library Services for People with Disabilities 2025-2029 (in Japanese) (March 28, 2025)
Support the National Diet with robust evidence
- Service Guidelines for the National Diet (January 10, 2012)
Contribute to creating knowledge with library services utilizing information technology
- Basic Plan for Public Services at the National Diet Library 2026-2030 (Outline) (in Japanese) (PDF: 12KB) (March 19, 2026)
Transform organizational capabilities to underpin the circulation of knowledge
- National Diet Library Action Plan for Promoting Work-Life Balance 2026-2030 (in Japanese) (April 2026)
- National Diet Library Plan for Promoting Dynamic Engagement of Persons with Disabilities 2023-2027 (in Japanese) (March 27, 2023; rev. March 25, 2024)
Cross-cutting plans concerning several initiatives in our Vision
- The 6th National Diet Library Basic Plan for the Organization of Information on Science and Technology (in Japanese) (March 3, 2026)
- Basic Plan for the International Library of Children's Literature 2026-2030 (in Japanese) (March 30, 2026)
Plans for carrying out our basic roles (Other than the above)
- Policy for Providing the National Diet Library's Bibliographic Records and Other Data (in Japanese) (December 2018; rev. December 22, 2023)
- Preservation of the National Diet Library's Collections (February 27, 2003; rev. February 22, 2013)
- National Diet Library Disaster Preparedness Guideline (February 3, 2010)
- National Diet Library Long-Term Preservation Policy for Microform Collections (PDF: 43KB) (October 18, 2019)
- Preservation Cooperation Program (June 26, 2006)
- The National Diet Library accessibility policy (in Japanese) (June 28, 2013; rev. March 2025)
- Guidelines for Eliminating Discrimination Based on Disability at the National Diet Library(in Japanese) (March 31, 2016; rev. February 21, 2024)
- Basic Policy for the National Diet Library Great East Japan Earthquake Archive Project (in Japanese) (PDF: 225KB) (May 1, 2012)
- The Great East Japan Earthquake Archive Action Plan (in Japanese) (PDF: 376KB) (July 6, 2012)
- Public Relations Policy (outline) (in Japanese) (PDF: 69KB) (March 15, 2021)
- Evaluating the Performance of NDL Activities (in Japanese) (January 22, 2021)
- Business Continuity Plan (in Japanese) (March 30, 2012; rev. June 12, 2017)