Kadokawa Nihon chimei daijiten [Kadokawa dictionaries of geographical names in Japan] The origins and historical transition of each geographical name are described including not only ones for municipalities but also mountains and rivers which are retrievable at a sight additionally. (No WU Libraries Holds)

Nihon rekishi chimei taikei [series on historical geographical names in Japan] The data for origins and historical transitions of each geographical name is provided along with bibliographies about local histories. The previous Kadokawa dictionaries and these series complement each other and provide indispensable resources with researchers all together.