Skip to main content
小一原 潤
小一原 潤

Jun KOICHIBARA

  • Counsel
  • Tokyo

Jun Koichibara is a counsel in our Crisis Management team. His practice areas include quality assurance fraud by manufacturers, employee misconduct, trade secret leaks, dealing with governmental authorities, and criminal cases.

Jun Koichibara served as a public prosecutor from 2010 to 2022. In that capacity, he was involved in investigations and trials which covered a wide range of matters, including embezzlement, breaches of trust, tax fraud, and other white-collar crimes. He also has worked as a Visiting Professional at the Chambers of the International Criminal Court.
With over eleven years of experience as a public prosecutor, he advises clients on various crisis management cases involving quality assurance fraud by manufacturers, employee misconduct, trade secret leaks, dealing with governmental authorities, and criminal cases, as well as cross-border cases involving foreign authorities.

Education

2015
Georgetown University Law Center (LL.M.)
2014
Vanderbilt University Law School (LL.M.)
2009
Hitotsubashi University School of Law (J.D.)
2006
Sophia University (B.A. in Foreign Studies)

Professional Experience

Visiting Professional, Chambers, International Criminal Court 
Attorney at Law, Criminal Affairs Bureau, Ministry of Justice 
Public Prosecutor