(1)Aims for this project

The Professional Ethics Education Project (Development of Methods of Professional Ethics Education with a focus on Education of Lawyers) is working for the below purposes;

①   Creation of a new model for ethical education for professional conduct for use in different fields, such as legal professions, technicians, mass media, corporations and management, along with research on cases of the United States.

②   Formation of central core ethics shared among specialized professions.

③   Development of a useful educational method (Implementation of this in the general academic subjects)

④   Development of an efficient ethical education model for judges and prosecutors, who especially lack such ethical models.


Hitotsubashi University, in relations to this project, has also launched the Legal Ethics for the Prosecutors and Judges Project in 2012 with the aim of the creation and suggestion of an ethical model for judges and prosecutors in Japan



(2)Project Introduction

Project PeriodApril 2014 March 2015 

Project Contents

①    Hold Professional Ethics Education Research Workshops, with the cooperation of professors and researchers specialized in legal ethics, from Hitotsubashi University Graduate School of Law, as well as ethics researchers from other faculties. Current situations of professional ethics among different specialized professions will be discussed in the research workshops.

②    Collection of documents on professional ethics for different specialized professions, such as legal professions, technicians, mass media, corporations and management.

③    Collection of documents to understand the structure of professional ethical education in training facilities, as well as dispatching of project staffs to overseas training facilities to gain practical knowledge of educational models.

④    Implementation of ethics education models with the assistance of specialists of professional ethics education from overseas.

⑤    Host an international symposium with professional ethics education specialists from Japan and overseas, to publicize the project’s research results.



(3)Project Member

Keiichi Muraoka

Research Professor at Hitotsubashi University Graduate School of Law


Professor Keiichi Muraoka After 26 years of experience as a lawyer, he joined Hitotsubashi University Law School as a founding faculty member in April 2002. His subjects of work are clinical legal education, professionalism, legal ethics and criminal procedure. He was a leader of two projects related  to legal ethics(2004-06, 2007-08). He also served as dean of the Law School from 2007 to 2009, and dean of the Faculty of Law from 2010 to 2012.



  1. 「憲法的刑事訴訟論」『刑事司法改革と刑事訴訟法』上巻所収(日本評論社、2007年)
  2. 「冤罪事件から捜査機関は何を学んだのか」『誤判原因に迫る―刑事弁護の視点と技術』所収(現代人文社、2009年)
  3. 「刑事弁護人の役割論の現状評価」『自由と正義2012年10月号』所収(日本弁護士連合会)など



  1. Gisli H. Gudjonsson, The Psychology of Interrogations, Confessions and Testimony (Sakaisyotenn, 1994)
  2. Carol M. Langford, Richard A. Zitrin, The Moral Compass of the American Lawyer: Truth, Justice, Power, and Greed (Geindaijinbun-sha, 2012)