found: Ogata, T. Ogata Kōan den, 1963.
found: Ensei ihō meibutsu kō hoi, 1835?:pref. (Ogata Sanpei Akira)
found: Kōan no kusuribako, 2001:p. 135 (Ogata Kōan; b. 1810; d. 1863)
found: Jinshin kyūrigaku shōkai, not before 1832:t.p. (Ogata Akira Kōsai)
found: Kokusho jinmei j.(Ogata Kōan; forename: Akira; another forename: Kōsai; common name: Sanpē; pseud. or gō: Kōan, Kain, Tekitekisai; rangaku scholar, and med. doctor for the Tokugawa shogunate)
found: Wikipedia, May 20, 2016(緖方洪庵 = Ogata Kōan; b. August 13, 1810; d. July 25, 1863; real name, Ogata Koreaki, Ogata Akira; Japanese physician and rangaku scholar in late Edo period Japan)
found: Osaka University Tekijuku Commemoration Center WWW site, May 20, 2016:about Ogata Koan English page (change his name from Ogata Sanpei to Ogata Koan; nickname, Kōsai; pen name, Tekitekisai, Kain)
