The service to the general public is to function as a Japanese National Library; thus the NDL is engaged in acquiring comprehensive collections of materials published in Japan based on the Legal Deposit System, and to create a national bibliography.
国民へのサービスは日本の国立図書館としての機能であり、納本制度に基づく国内出版物の網羅的収集や全国書誌の作成が行われる。