2014
Deen of Graduate School, Soka.Univ.
2004
Professor of Law School,
1983 - 1985
Research assistant of Law Faculty Soka.Univ.
1985 - 1990
Full Time Lecturer of Law Faculty, Soka.Univ.
1990 - 1996
Assistant Professor of Law Faculty, Soka.Univ.
2002 - 2004
Vice Deen of Law Fuculty, Soka.Univ.
1996 - 2004
Professor of Law Faculty, Soka.Univ.
2004 - 2008
Vice Deen of Law School, Soka.Univ.
2010 - 2014
Vice Deen of Law School, Soka.Univ.