JTSB Annual Report

In this Annual Report, we provide introductions in relation to the JTSB’s activities in general. We hope that the Annual Report will provide people with a better understanding of the JTSB and also contribute to improving the safety of international transport.

We do neither sell nor distribute the Annual Report. Please use the following links to download.

JTSB Annual Report 2024  《issued on Nov., 2024》

• PDF full text download [11,455KB]

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• Front cover [PDF 118KB]
• Aiming for the further development of the Japan Transport Safety Board [PDF 106KB]
• Contents [PDF 97KB]
• Major activities in the past year (P1-12) [PDF 1,420KB]
• Chapter 1 Summary of major investigation activities in 2023 (P13-17) [PDF 562KB]
  1. Major accidents and serious incidents occurred in 2023 for which investigations commenced
  2. Major accidents and serious incidents for which investigation reports were published in 2023
  3. Major accidents and serious incidents for which progress reports were published in 2023
• Chapter 2 Summary of recommendations and opinions (P18-23) [PDF 369KB]
  1. Recommendations
  2. Opinions
  3. Safety Recommendations
  4. Implementation status of measures taken in response to the recommendations, opinions, etc. issued in the past
• Chapter 3 Aircraft accident and serious incident investigations (P24-56) [PDF 2,238KB]
  1. Aircraft accidents and serious incidents to be investigated
  2. Procedure of aircraft accident/serious incident investigation
  3. Statistics of investigations of aircraft accidents and serious incidents
  4. Statistics of investigated aircraft accidents and serious incidents in 2023
  5. Summaries of aircraft accidents and serious incidents which occurred in 2023
  6. Publication of investigation reports
  7. Provision of factual information in 2023 (aircraft accidents and serious incidents)
• Chapter 4 Chapter 4 Railway accident and serious incident investigations (P57-85) [PDF 1,601KB]
  1. Railway accidents and serious incidents to be investigated
  2. Procedure of railway accident/serious incident investigation
  3. Statistics of investigations of railway accidents and serious incidents
  4. Statistics of investigated railway accidents and serious incidents in 2023
  5. Summaries of railway accidents and serious incidents which occurred in 2023
  6. Publication of investigation reports
  7. Provision of factual information in 2023 (railway accidents and serious incidents)
• Chapter 5 Marine accident and incident investigations (P86-110) [PDF 1,457KB]
  1. Marine accidents and incidents to be investigated
  2. Procedure of marine accident/incident investigation
  3. Organizations, subcommittees, etc., in charge of investigations by category of accidents and incidents
  4. Jurisdictional Map of Marine Accidents and incidents
  5. Statistics of investigations of marine accidents and incidents
  6. Statistics of investigated marine accidents and incidents in 2023
  7. Summaries of Marine serious accidents and incidents which occurred in 2023
  8. Publication of investigation reports
  9. Provision of factual information in 2023 (marine accidents and incidents)
• Chapter 6 Information dissemination for accident (P111-125) [PDF 2,075KB]
  1. Information dissemination for accident prevention
  2. Issuance of the JTSB Digest
  3. Issuance of the Analysis Digest Local Office Edition
  4. Issuance of the JTSB Annual Report
  5. Preparation of safety leaflet
  6. Dissemination of information to prevent accidents involving pleasure boats, recrational fishing vessels, and fishing vessels
  7. Dissemination of information to prevent accidents of medium and large vessels of 20 gross tons or more
  8. Website summarizing information on the prevention of aircraft accidents ―For safe flight of ultralight planes and other aircraft
  9. Website summarizing information on the prevention of level crossing accidents ―To prevent level crossing accidents from occurring
  10. Outreach lectures (dispatch of lecturers to seminars, etc.)
  11. Activities of the Accident Victim Information Liaison Office
• Chapter 7 International efforts for accident prevention (P126-134) [PDF 713KB]
  1. Objectives and significance of international cooperation
  2. Efforts of international organizations and JTSB's contributions
  3. Cooperation and information exchange with foreign accident investigation authorities and investigators
  4. Technical cooperation
  5. Participation in overseas training
• Appendices [PDF 674KB]