1. Nihonshi handobukku 日本史ハンドブック, by Endo and Ōmori . A one-volume encyclopedia of Japanese history, arranged by periods.
2. (Shinpan) Kyōdō-shi jiten 新版鄉土史辞典, (Ōtsuka Shigakkai, 1969 rev.)
3. Kindai Nihon seijishi hikkei 近代日本政治史必携, edited by Tōyama and Adachi (1961) .The most useful single volume for modern political history, containing materials on officials, cabinets, parties, and elections.
4. (Sōgō) Kokushi kenkyū yōran 総合国史研究要覧. Handbook giving tables of rulers, officials, genealogies, etc.
5. (Meiji, Taishō, Shōwa) Hon’yaku bungaku mokuroku 明治・大正・昭和翻訳文学目錄. Compiled by National Diet Library. A list of Western works translated into Japanese.