Learning Japan's society, culture, manners, etc.
Japanese Language Learning
7 sites of fun learning of the Japanese language by Shogakukan
Nihon Kokugo Dai Jiten 日本国語大辞典 related knowledge site
Web English-Japanese Dictionaries | 英和・和英 辞典 (ei-wa/wa-ei jiten)
Wiktionary A free-content multilingual dictionary. It aims to describe all words of all languages using definitions and descriptions in English. Includes Japanese words.
English and Japanese learning aid. Includes articles of world news, news from Japan, essays/column, finance, politics, sports, etc., with definitions in English/Japanese. You can paste a URL or block of text into the translator, and it provides the Japanese reading and English translation for words.
Web Encyclopedias | 百科事典 (hyakka jiten)
These are community developed web encyclopedias. Many people can edit anytime. Make sure to verify the information by consulting other sources before citing.