Keizō Dohi (土肥 慶蔵, Dohi Keizō) (1866-1931) was born in Fuchu (today's Echizen-city, Fukui Prefecture).

He was a Japanese professor of dermatology and syphilis, and chair of the department of dermatology and syphilis at the University of Tokyo.

[1] He trained at the Vienna School of Dermatology, and published his first article in 1896 the Archiv für Dermatologie und Syphilis in German.

[2] Dohi learned the technique of moulage (wax modeling) in Vienna and introduced its practice to Japan.

[3][a] Dohi's name appears in Keratosis follicularis squamosa Dohi, which is a type of follicular keratosis, in which scales appear elevated from the skin surface reminding one of the floating leaves of the lotus.