Attorney Officers’ Participation in Investigating Criminal Cases: A Comparative Study of the Roles of Japanese and Thai Attorney Officers

Abstract

          The purpose of this research is to study theoretical concepts and legislation relevant to criminal investigations. Problems of criminal investigation by Thai investigators, as well as a comparison of prosecutors' roles in criminal investigations in Japan and Thailand. To find suggestions for developing laws regarding defining the roles of investigators and prosecutors in criminal investigations. It was discovered that criminal investigations in Thailand confront issues with checks and balances between investigators and prosecutors. undermining the investigation's credibility as a result of the evidence's inadequacy. Ineffective investigation time management. As a result, the role of Japanese prosecutors in criminal investigations should be based on the principle of the prosecution investigation's sole authority. The public prosecutor will be crucial in the early stages of the investigation. In order to ensure the evidence's accuracy and completeness. There is shared time management. There are also checks and balances between the investigator and the prosecutor.