Web NDL Authorities

Web NDL Authorities is a service that allows you to search and download authority data created by the National Diet Library, Japan.

Web service · id.ndl.go.jp

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What Web NDL Authorities’s own pages say

What it says it doesWeb NDL Authorities is a service that allows you to search and download authority data created by the National Diet Library, Japan. id.ndl.go.jp

Each value is a quote AirStack found on the product’s own pages, read 2026-11-05. A missing field means AirStack has not found it on its pages.