Kikuzō II bijuaru for libraries [electronic resource] : Asahi shinbun onrain kiji dētabēsu

Mainichi Shinbunsha no dētabēsu, maisaku [electronic resource]

Zasshi kiji sakuin shūsei dētabēsu [electronic resource] : Meiji kara genzai made sōgō zasshi kara chishi made = The complete database for Japanese magazines and periodicals from the Meiji era to the present