1974; Graduated from University of Tokyo, Department of General Science.
1979; Graduated from University of Tokyo, Graduate School of Science. Obtained Ph.D. (Dr. of Science)
1979-81; Postdoctoral fellow at Stanford University, School of Medicine (Prof. Reger D. Kornberg)
1981-82; Assistant at Jichi Medical School
1982-88; Lecturer at Jichi Medical School
1988-95; Associate Professor at RIMD, Osaka University
1995- Present; Professor at RIMD, Osaka University