Nihon jinbutsu refarensu jiten. Edo jidai no bushi hen = Biography index. 21,166 Japanese samurai in the Edo period appearing in 373 volumes of 245 biographical dictionaries and encyclopedias
Zasshi kiji sakuin shūsei dētabēsu : Meiji kara genzai made sōgō zasshi kara chishi made = The complete database for Japanese magazines and periodicals from the Meiji era to the present