CRIMINAL JUSTICE IN JAPAN 2026 edition
CHAPTER 1
STRUCTURE AND ORGANIZATION OF THE CRIMINAL JUSTICE ADMINISTRATION
I. POLICE
- A. Overview
- B. National Police Organization
- 1. The National Public Safety Commission
- 2. The National Police Agency
- C. Local Police Organization
- 1. The Prefectural Public Safety Commission
- 2. Prefectural Police Headquarters
II. PROSECUTION
- A. Qualification
- B. Organization
- C. Functions and Jurisdiction
- D. Status (Independence and Impartiality)
III. COURTS
- A. Structure
- 1. Introduction
- 2. The Supreme Court
- 3. The High Court
- 4. The District Court
- 5. The Family Court
- 6. The Summary Court
- B. Judges
- 1. Appointment of Judges
- 2. Categories and Qualifications of Judges
IV. CORRECTIONS
- A. Organization of the Correctional Administration
- 1. Penal Institutions
- 2. Juvenile Correctional Institutions
- B. Correctional Officials
V. REHABILITATION
- A. Organization and Function
- B. Personnel
- 1. Probation Officers
- 2. Rehabilitation Coordinators
- C. Volunteers and the Voluntary Sector
- 1. Hogoshi (Volunteer Probation Officers)
- 2. Entities for Offenders Rehabilitation Services
- 3. Others
CHAPTER 2
THE CRIME SITUATION IN JAPAN
I. PENAL CODE OFFENCES
- A. Trends in Penal Code Offences
- B. Trends in Some Major Crimes
II. SPECIAL LAW OFFENCES
CHAPTER 3
PRE-TRIAL CRIMINAL PROCEDURE
I. INTRODUCTION
II. CONSTITUTIONAL SAFEGUARDS
III. INVESTIGATIVE AGENCIES
IV. INVESTIGATION PROCESS
- A. Overview
- B. Initiating a Criminal Investigation
- C. Arrest
- D. Post-Arrest Procedure
- E. Collection of Evidence
- 1. Taking Statements
- 2. Interrogation of Suspects
- 3. Searches and Seizures
- F. The Right to Counsel
- G. Bail
V. DISPOSITION OF CASES
- A. Responsibility for Prosecution
- 1. Principle
- 2. Exception
- B. Forms of Prosecution
- 1. Formal Prosecution (Indictment)
- 2. Summary Prosecution (Request for a Summary Order)
- C. Non-prosecution of Cases
- 1. Insufficiency of Evidence
- 2. Suspension of Prosecution
- D. Prosecutorial Agreement System
- E. Safeguards against Arbitrary Disposition
- 1. Committee for Inquest of Prosecution
- 2. Quasi-Prosecution
- F. Assistance and Protection for Crime Victims and Their Participation
in the Criminal Justice Process
- 1. Victim Notification Programme
- 2. Victim Participation and Victim Protection at the Trial Stage
- 3. Compensation for Crime Victims
CHAPTER 4
TRIAL PROCESS
I. SOME BASIC PRINCIPLES AND CHARACTERISTICS
- A. Presumption of Innocence
- B. Public Trials
- C. Right to Remain Silent
- D. Right to Counsel
- E. Adversarial Procedure
- F. No Arraignment
- G. Single Stage Procedure
II. Saiban-In Trials
III. TRIAL PROCEEDINGS
- A. Procedure before Trial
- 1. Introduction
- 2. Pretrial Conference Procedure
- B. Trial
- 1. Opening Proceeding
- 2. Examination of Evidence
- 3. Questioning of Defendants
- 4. Closing Arguments
- 5. Victim Participation at Trial
- C. Rules of Evidence
- 1. Hearsay Rule
- 2. Hearsay Exceptions
- 3. Confessions
- 4. Exclusionary Rule
- D. Adjudication and Sentencing
- E. Length of Trial
IV. APPEALS
- A. Appeals to the High Court
- B. Final Appeals to the Supreme Court
V. EXTRAORDINARY REMEDIES
VI. PUNISHMENT
- A. Categories
- 1. Overview
- 2. Death Penalty
- 3. Imprisonment
- 4. Fine, Penal Detention, Petty Fine
- B. Suspension of Execution of Sentence
- C. Outcomes of Court Proceedings
- 1. Formal Trials
- 2. Summary Proceedings
- D. Parole
VII. COMPENSATION FOR INNOCENCE
VIII. SPECIAL PROCEDURES FOR JUVENILE CASES
CHAPTER 5
CORRECTIONAL SERVICES
I. INTRODUCTION
II. TREATMENT OF INMATES IN PENAL INSTITUTIONS
- A. Trends in the Inmate Population in Penal Institutions
- B. Philosophy of the Treatment of Inmates
- C. Correctional Treatment of Sentenced Inmates
- 1. Assessment for Treatment
- 2. Prison Work for the Purpose of Improvement and Rehabilitation
- 3. Guidance for Reform
- 4. Guidance in School Courses
- D. Complaints Mechanism
- 1. Claim for Review and Appeal
- 2. Report of Cases
- 3. Filing of Complaints
- 4. Complaints in Juvenile Correctional Facilities
- E. Correctional Institution Visiting Committee
- F. Act on the Transnational Transfer of Sentenced Persons
III. TREATMENT OF JUVENILES IN JUVENILE CORRECTIONAL FACILITIES
- A. Juvenile Assessment Centres
- 1. Background
- 2. Recent trends
- 3. Classification
- 4. Working with the Community
- B. Juvenile Training Schools
- 1. Background
- 2. Recent trends
- 3. Classes of Juvenile Training Schools
- 4. Individual Plan for Correctional Education
- 5. Correctional Education
- 6. Cooperation with Parents or Other Custodians
CHAPTER 6
REHABILITATION SERVICES
I. PAROLE
- A. Overview
- 1. Parole Examination
- 2. Parole Decision
- 3. Pre-parole Inquiry by the Probation Officers
- 4. Re-entry Coordination
II. PAROLE AND PROBATIONARY SUPERVISION OF ADULT OFFENDERS
- A. Overview
- 1. Adult Parolees
- 2. Adult Probationers
- B. Parole and Probation Conditions
- 1. General Conditions
- 2. Special Conditions
- 3. Life and Conduct Guidelines
- C. Parole and Probationary Supervision
- 1. General Framework
- 2. Intake Interviews and Treatment Plans
- 3. Role of Probation Officers and Hogoshi
- 4. Day Offices
- 5. Progressive Treatment
- 6. Categorized Treatment
- 7. Treatment Programmes as Special Conditions
- 8. Comprehensive Job Assistance Scheme
- 9. Offenders Rehabilitation Facilities (Halfway House)
- 10. National Centre for Offenders Rehabilitation
- 11. Self-Reliance Support Homes
- 12. Community Life Stabilizing Support Centers
- 13. Social Contribution Activities
- D. Termination of Parole and Probation
- 1. Measures for Good Conduct
- 2. Measures against Inappropriate Conduct
- E. Outcome of Parole and Probation
III. PAROLE AND PROBATIONARY SUPERVISION OF JUVENILES
- A. Overview
- 1. Juvenile Parolees
- 2. Juvenile Probationers
- B. Parole and Probation Conditions
- C. Parole and Probationary Supervision
- 1. Short -Term Programmes for Juvenile Probationers
- 2. Social Contribution Activities and Social Participation Activities
- 3. Treatment of Juveniles Who Have Committed Heinous or Serious Offences
- 4. Measures for Guardians
- D. Termination of Parole and Probation
- 1. Measures for Good Conduct
- 2. Measures against Inappropriate Conduct
- E. Outcome of Parole and Probation
IV. AFTERCARE OF DISCHARGED OFFENDERS
V. PARDONS
VI. MEASURES FOR CRIME VICTIMS
VII. MEDICAL TREATMENT AND SUPERVISION
VIII. CRIME PREVENTION ACTIVITIES
CHAPTER 7
MEASURES TO REDUCE REOFFENDING IN JAPAN
I. THE ACT FOR THE PREVENTION OF RECIDIVISM AND THE RECIDIVISM PREVENTION PLAN
- A. The Act for the Prevention of Recidivism
- B. The Recidivism Prevention Plan
II. CASE STUDIES OF INITIATIVES FOR REDUCING REOFFENDING
- A. Introduction
- 1. Toward the Establishment of a Housing Support Council
- 2. Considering a System for Providing Housing Support to People Released from Prison and Others Facing Various Challenges
- D. Activities of Community Volunteers and Other Cooperating Private-Sector
Entities
- 1. The Hogoshi System
- 2. Hearsay Exceptions
- 3. Cooperating Employers
- 4. Other Cooperating Members of the Private Sector




