Japan narejji Lib (ジャパンナレッジ Lib) = JapanKnowledge Lib

JapanKnowledge Lib is an online web archive that boasts the largest corpus of encyclopedias, dictionaries, and other reference compilations. Through this platform, users can also access JKBooks: electronic reproductions of monographs and periodicals.

The English interface has been discontinued, effective August 24, 2026.  Please update any saved links or bookmarks to the Japanese interface.  Note: URLs for the English interface contain the string "/en/".  Please utilize your browser’s built-in translation features, as needed.