• 17 History
• 5 Japanese language
• 4 Japanese literature
• 3 Detective and mystery stories, Japanese
• 2 Holmes, Sherlock
• 2 Miki, Bukichi, 1884-1956
• 2 Private investigators
• 2 Tokugawa, Ieyasu, 1543-1616
• 1 Akechi, Mitsuhide, 1528?-1582
• 1 Aoki, Shigeru, 1882-1911
• 1 Asami, Mitsuhiko (Fictitious character)
• 1 Aśoka, King of Magadha, active 259 B.C
• 1 Blessing and cursing
• 1 Comic books, strips, etc
• 1 Detective and mystery stories
• 1 Diseases
• 1 Dogs
• 1 Enomoto, Ken'ichi, 1904-1970
• 1 Eye
• 1 Families
• 1 Forty-seven Rōnin
• 1 Fujiwara, Michinaga, 966-1027
• 1 Fujiwara, Yoshie, 1898-1976
• 1 Graduate students
• 1 Hanaoka, Kae, 1760-1829

• 5 Shiroyama, Saburō
• 5 Yagiri, Tomeo
• 3 Ariyoshi, Sawako, 1931-1984
• 3 Miyamoto, Teru
• 3 Nagai, Michiko, 1925-2023
• 3 Nitta, Jirō, 1912-1980
• 2 Doyle, Arthur Conan, 1859-1930
• 2 Gomi, Kōsuke, 1921-1980
• 2 Kaionji, Chōgorō, pseudonym
• 2 Luo, Guanzhong, approximately 1330-approximately 1400
• 2 Miyao, Tomiko, 1926-2014
• 2 Nobuhara, Ken, 1892-1977
• 2 Shiba, Ryōtarō, 1923-1996
• 2 Uchida, Yasuo
• 1 Arima, Yorichika, 1918-1980
• 1 Fujiko, Fujio (A), 1934-
• 1 Furukawa, Kaoru, 1925-2018
• 1 He, Yi, 1914-1987
• 1 Horie, Taku
• 1 Ishikawa, Kaku
• 1 Ishinomori, Shōtarō, 1938-1998
• 1 Katsushika, Hokusai, 1760-1849
• 1 Kazumine, Daiji, 1935-
• 1 Kimura, Kentarō, 1928-
• 1 Kobayashi, Nobuhiko, 1932-

• 19 Japan
• 4 China
• 2 England
• 1 Akita-ken
• 1 Alaska
• 1 Dartmoor (England)
• 1 Niigata-ken
• 1 Ryukyu Islands
• 1 Thailand
• 1 Tokyo
• 1 United States

• 3 Mystery fiction
• 2 Historical fiction
• 1 Biographical fiction
• 1 Sources

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