• 70 History
• 23 Law
• 13 Economic conditions
• 13 Foreign relations
• 12 Economic policy
• 12 Social conditions
• 9 Officials and employees
• 6 Local officials and employees
• 5 Constitutional history
• 5 Feudal law
• 5 Land tenure
• 5 Political parties
• 4 Civil rights
• 4 Civil service
• 4 Constitutional law
• 4 Local government
• 4 Nobility
• 4 Statesmen
• 3 Deng, Xiaoping, 1904-1997
• 3 Description and travel
• 3 Emperors
• 3 Feudalism
• 3 Imperialism
• 3 Military policy

• 5 Ishii, Ryōsuke, 1907-1993
• 4 Nakajima, Mineo, 1936-2013
• 4 Nomura, Kōichi, 1930-2020
• 4 Takayanagi, Shinzō, 1902-1990
• 3 Oka, Yoshitake, 1902-1990
• 2 Aono, Hiroaki
• 2 Fujii, Sadafumi, 1906-1994
• 2 Fukushima, Masao, 1906-1989
• 2 Hattori, Shisō, 1901-1956
• 2 Inoue, Kiyoshi, 1913-2001
• 2 Irie, Keishirō, 1903-1978
• 2 Iwahashi, Koyata, 1885-1978
• 2 Kido Nikki Kenkyūkai
• 2 Kido, Kōichi, 1889-1977
• 2 Kokugakuin Daigaku. Shigaku Kenkyūshitsu
• 2 Koyama, Matsukichi, 1869-1948
• 2 Minshu Shugi Kenkyūkai (Japan)
• 2 Miyazawa, Toshiyoshi, 1899-1976
• 2 Niida, Noboru, 1904-1966
• 2 Nishino, Terutarō, 1914-1933
• 2 Nosaka, Akiyuki, 1930-2015
• 2 Osatake, Takeki, 1880-1946
• 2 Sasaki, Junnosuke, 1929-2004
• 2 Shinobu, Seizaburō, 1909-1992
• 2 Shinohara, Hajime, 1925-2015

• 3 Chinese
• 2 English

• 129 Japan
• 44 China
• 11 East Asia
• 7 Asia
• 5 Korea
• 5 Southeast Asia
• 5 Taiwan
• 4 Manchuria (China)
• 3 Africa
• 3 Korea (North)
• 3 Manchuria
• 3 United States
• 2 Indochina
• 2 Ryukyu Islands
• 2 Soviet Union
• 2 Tokyo (Japan)
• 1 Athens
• 1 Athens (Greece)
• 1 Communist countries
• 1 Employees
• 1 England
• 1 France
• 1 Germany (West)
• 1 Greater East Asia Co-prosperity Sphere
• 1 Greece

• 10 Biography
• 10 Sources
• 1 Anecdotes
• 1 Bibliography
• 1 Constitutions
• 1 Diaries
• 1 hôkenseido

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