Masaki, Yukio was born on December 13, 1941 in Gifu, Japan. Son of Shoichi and Kimie Masaki.B., Gifu Pharmaceutical University, 1964; M., Kyoto (Japan) University, 1966; D., Kyoto (Japan) University, 1970.Instructor Gifu Pharmaceutical University, 1969-1985, lecturer, 1985-1987, professor, since 1987; Editor Pharmaceutical Society Japan, since 1990.