English
Kodansha encyclopedia of Japan (English)
Many articles are English translations from Japanese encyclopedias.
There are more than 11,000 entries covering 37 categories of information. These include encyclopedia standards such as history, literature, art, religion, economy, and geography. In addition, science, technology, law, women, folklore, plant and animal life, food, clothing, sports, and leisure are given separate categories.
Historical and geographical dictionary of Japan / With illustrations and appendixes (English)
Encyclopedia of Japan : Japanese history and culture, from abacus to zori / Dorothy Perkins (English)
Japanese
JapanKnowledge Lib = Japannarejji Lib
対訳日本事典 = the Kodansha bilingual encyclopedia of Japan / [編者] 講談社インターナショナル
日本古代人名辭典 / [編集竹內理三, 山田英雄, 平野邦雄]
歴史人名よみかた辞典 / [編集日外アソシエーツ]
Japanese Historical Maps
http://www.davidrumsey.com/japan/
Isles of gold : antique maps of Japan / Hugh Cortazzi