Koji Tabuchi is a professor of law at the Kyusyu University, Japan. His major is criminal law and he is a board member of the Criminal Law Society of Japan from 2016. 

As a researcher, he has a special interest in the criminal procedure of Japan and comparative studies of criminal justice. Nowadays, Prof. Tabuchi is engaged in several research projects as a representative or a coresearcher. One of them is a contract research project on the effective criminal defence in Japan, which is granted from the Open Society Institute in  2018 and 2019.

Koji Tabuchi will participate in the World Justice Forum working session Barriers and Solutions for Guaranteeing the Procedural Rights of Suspects in Police Custody.