As the NDL belongs to the Diet, its annual revenues and expenditures are in the national budget. The total amount of the initial budget appropriated for NDL is approximately 18,190 million yen for FY2018 beginning in April 2018, excluding the funds for construction outlay.
Approximately 2,340 million yen is allocated for library materials as follows:

Purchases of library materials 784 million yen
Compensations for publications deposit 390 million yen
Purchases of scientific/technical materials 1,098 million yen
Purchases of materials for legislation 63 million yen

To the head of this page