Ronbun Hakase,
School of Law, Nagoya University, 2004
Doctor of Philosophy in Law (International Relations),
School of Law, Nagoya University, 1992
Master of Arts in Law (International Relations),
School of Law, Nagoya University, 1989
Certificate on Japanese Language,
Nagoya University, 1987
Bachelor of Political Science (International Relations) (First-class Honors),
Faculty of Political Science, Thammasat University, Thailand, 1985