Background
Hiroyuki, Iechi Son of Iechi Yasuyuki and Iechi Ikuko.
Hiroyuki, Iechi Son of Iechi Yasuyuki and Iechi Ikuko.
Grad, National defense Academy Japan, 1977. Doctor of Philosophy, Chiba University, Japan, 2008.
Associate manager Advanced Technology Research and Development Center, Ricoh Limited company, Yokohama, Japan, since 1984.
Married.