Jabarkan Aoki villa di Nasu dari Aoki Shūzō

Aoki meninggal di rumah negaranya di Nasu, Tochigi prefecture pada tahun 1914.

Aoki menikahi seorang putri dari aristokrat Jerman, Elisabeth von Rhade

Auslin, Michael R. (2004). Negotiating with Imperialism: The Unequal Treaties and the Culture of Japanese Diplomacy. Cambridge: Harvard University Press. ISBN 0-674-01521-5; ISBN 978-0-674-01521-0; OCLC 56493769

Edström, Bert. Turning Points in Japanese History. RoutledgeCurzon (2002). ISBN 1-903350-05-0

Jansen, Marius B. (2000). The Making of Modern Japan. Cambridge: Harvard University Press. ISBN 0-674-00334-9/ISBN 978-0-674-00334-7; OCLC 44090600

Nussbaum, Louis-Frédéric and Käthe Roth. (2005). Japan encyclopedia. Cambridge: Harvard University Press. ISBN 0-674-01753-6; ISBN 978-0-674-01753-5; OCLC 58053128