Aircraft Accident 
Aircraft Serious Incident
Statistics of Aircraft Accidents
Number of Aircraft Accidents Subject to Investigation by Year as of April 28, 2026
The figures below represent the number of aircraft accidents investigated by the Japan Transport Safety Board (including cases handled by the Aircraft Accident Investigation Committee and the Aircraft and Railway Accidents Investigation Commission).
Please note that these figures may be subject to change depending on the progress of investigations.
In addition, in cases involving two or more aircraft belonging to different aircraft categories, the accident is recorded under only one of the applicable aircraft categories. Therefore, the total number of cases shown here may not necessarily correspond to the number of cases obtained from search results.
| Year | Aircraft | Rotorcraft | Glider | Airship | Unmanned aircraft |
Total | |||
|---|---|---|---|---|---|---|---|---|---|
| Large aeroplane | Small aeroplane | Ultra light plane | Helicopter | Gyroplane | |||||
| 2026 | 1 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 3 |
| 2025 | 3 | 7 | 1 | 6 | 0 | 3 | 0 | 0 | 20 |
| 2024 | 7 | 4 | 0 | 4 | 0 | 3 | 0 | 1 | 19 |
| 2023 | 4 | 5 | 0 | 5 | 0 | 2 | 0 | 1 | 17 |
| 2022 | 7 | 5 | 4 | 3 | 0 | 2 | 0 | 0 | 21 |
| 2021 | 1 | 2 | 2 | 3 | 0 | 3 | 0 | 0 | 11 |
| 2020 | 4 | 1 | 4 | 3 | 1 | 0 | 0 | 0 | 13 |
| 2019 | 4 | 1 | 2 | 2 | 0 | 3 | 0 | 0 | 12 |
| 2018 | 3 | 3 | 4 | 3 | 0 | 1 | 0 | 0 | 14 |
| 2017 | 2 | 8 | 3 | 5 | 1 | 2 | 0 | 0 | 21 |
| 2016 | 3 | 4 | 1 | 2 | 0 | 4 | 0 | 0 | 14 |
| 2015 | 3 | 9 | 3 | 3 | 1 | 8 | 0 | 0 | 27 |
| 2014 | 4 | 5 | 2 | 1 | 0 | 5 | 0 | 0 | 17 |
| 2013 | 1 | 4 | 1 | 3 | 0 | 2 | 0 | 0 | 11 |
| 2012 | 8 | 3 | 2 | 4 | 0 | 1 | 0 | 0 | 18 |
| 2011 | 1 | 8 | 1 | 3 | 0 | 1 | 0 | 0 | 14 |
| 2010 | 0 | 4 | 2 | 4 | 0 | 2 | 0 | 0 | 12 |
| 2009 | 6 | 2 | 1 | 7 | 0 | 3 | 0 | 0 | 19 |
| 2008 | 3 | 6 | 2 | 3 | 0 | 3 | 0 | 0 | 17 |
| 2007 | 5 | 3 | 4 | 7 | 0 | 4 | 0 | 0 | 23 |
| 2006 | 3 | 3 | 4 | 2 | 1 | 5 | 0 | 0 | 18 |
| 2005 | 1 | 8 | 0 | 7 | 0 | 7 | 0 | 0 | 23 |
| 2004 | 4 | 11 | 2 | 6 | 1 | 3 | 0 | 0 | 27 |
| 2003 | 2 | 10 | 3 | 1 | 0 | 2 | 0 | 0 | 18 |
| 2002 | 4 | 4 | 5 | 15 | 0 | 7 | 0 | 0 | 35 |
| 2001 | 2 | 5 | 2 | 8 | 0 | 4 | 0 | 0 | 21 |
| 2000 | 1 | 5 | 5 | 11 | 1 | 5 | 0 | 0 | 28 |
| 1999 | 1 | 9 | 5 | 7 | 1 | 5 | 0 | 0 | 28 |
| 1998 | 5 | 14 | 5 | 6 | 1 | 6 | 0 | 0 | 37 |
| 1997 | 3 | 11 | 3 | 8 | 2 | 3 | 0 | 0 | 30 |
| 1996 | 8 | 11 | 5 | 8 | 0 | 4 | 0 | 0 | 36 |
| 1995 | 4 | 7 | 10 | 6 | 0 | 1 | 0 | 0 | 28 |
| 1994 | 3 | 4 | 8 | 13 | 0 | 2 | 0 | 0 | 30 |
| 1993 | 4 | 5 | 3 | 17 | 1 | 2 | 0 | 0 | 32 |
| 1992 | 3 | 5 | 5 | 7 | 0 | 4 | 0 | 0 | 24 |
| 1991 | 2 | 10 | 6 | 19 | 0 | 7 | 0 | 0 | 44 |
| 1990 | 3 | 11 | 9 | 16 | 2 | 7 | 0 | 0 | 48 |
| 1989 | 2 | 7 | 11 | 9 | 1 | 12 | 0 | 0 | 42 |
| 1988 | 5 | 6 | 7 | 12 | 2 | 3 | 1 | 0 | 36 |
| 1987 | 8 | 17 | 8 | 8 | 1 | 3 | 0 | 0 | 45 |
| 1986 | 4 | 12 | 14 | 15 | 3 | 4 | 0 | 0 | 52 |
| 1985 | 5 | 11 | 6 | 15 | 0 | 4 | 0 | 0 | 41 |
| 1984 | 4 | 5 | 6 | 13 | 1 | 3 | 0 | 0 | 32 |
| 1983 | 4 | 13 | 10 | 12 | 0 | 7 | 0 | 0 | 46 |
| 1982 | 3 | 16 | 0 | 9 | 1 | 7 | 0 | 0 | 36 |
| 1981 | 3 | 10 | 1 | 18 | 0 | 8 | 0 | 0 | 40 |
| 1980 | 5 | 11 | 0 | 22 | 0 | 3 | 0 | 0 | 41 |
| 1979 | 8 | 14 | 0 | 20 | 1 | 6 | 1 | 0 | 50 |
| 1978 | 4 | 10 | 0 | 18 | 1 | 6 | 0 | 0 | 39 |
| 1977 | 5 | 12 | 0 | 16 | 1 | 5 | 0 | 0 | 39 |
| 1976 | 9 | 27 | 0 | 14 | 0 | 7 | 0 | 0 | 57 |
| 1975 | 3 | 16 | 0 | 16 | 0 | 8 | 0 | 0 | 43 |
| 1974 | 8 | 15 | 0 | 17 | 1 | 8 | 0 | 0 | 49 |
| Total | 203 | 420 | 183 | 463 | 26 | 220 | 2 | 2 | 1519 |
(Note)
1. Large aeroplanes are aircraft with a maximum take-off weight of more than 5,700 kg.
2. Small aeroplanes are aircraft with a maximum take-off weight of 5,700 kg or less, excluding ultralight planes.
3. Ultralight planes include self-made, ultralight plane-shaped aircraft.
4. Gyroplanes include self-made, gyroplane-shaped aircraft.
Statistics of Aircraft Serious Incidents
Number of Aircraft Serious Incidents Subject to Investigation by Year as of April 28, 2026
The figures below represent the number of aircraft serious incidents investigated by the Japan Transport Safety Board (including cases handled by the Aircraft Accident Investigation Committee and the Aircraft and Railway Accidents Investigation Commission).
Please note that these figures may be subject to change depending on the progress of investigations.
In addition, in cases involving two or more aircraft belonging to different aircraft categories, the serious incident is recorded under only one of the applicable aircraft categories. Therefore, the total number of cases shown here may not necessarily correspond to the number of cases obtained from search results.
| Year | Aircraft | Rotorcraft | Glider | Airship | Unmanned aircraft |
Total | |||
|---|---|---|---|---|---|---|---|---|---|
| Large aeroplane | Small aeroplane | Ultra light plane | Helicopter | Gyroplane | |||||
| 2026 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| 2025 | 4 | 6 | 0 | 2 | 0 | 0 | 0 | 0 | 12 |
| 2024 | 4 | 5 | 1 | 5 | 0 | 1 | 0 | 0 | 16 |
| 2023 | 2 | 6 | 1 | 4 | 0 | 1 | 0 | 0 | 14 |
| 2022 | 2 | 5 | 0 | 5 | 0 | 1 | 0 | 0 | 13 |
| 2021 | 1 | 5 | 1 | 2 | 0 | 1 | 0 | 0 | 10 |
| 2020 | 4 | 1 | 1 | 3 | 0 | 0 | 0 | 0 | 9 |
| 2019 | 10 | 2 | 0 | 2 | 0 | 3 | 0 | 0 | 17 |
| 2018 | 8 | 0 | 0 | 3 | 0 | 1 | 0 | 0 | 12 |
| 2017 | 5 | 5 | 0 | 6 | 0 | 1 | 0 | 0 | 17 |
| 2016 | 4 | 1 | 0 | 4 | 0 | 0 | 0 | 0 | 9 |
| 2015 | 4 | 1 | 0 | 4 | 0 | 0 | 0 | 0 | 9 |
| 2014 | 1 | 1 | 0 | 2 | 0 | 0 | 0 | 0 | 4 |
| 2013 | 4 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 8 |
| 2012 | 4 | 2 | 0 | 3 | 0 | 1 | 0 | 0 | 10 |
| 2011 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 |
| 2010 | 7 | 1 | 3 | 1 | 0 | 0 | 0 | 0 | 12 |
| 2009 | 4 | 5 | 0 | 2 | 0 | 0 | 0 | 0 | 11 |
| 2008 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 5 |
| 2007 | 6 | 2 | 2 | 1 | 0 | 1 | 0 | 0 | 12 |
| 2006 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
| 2005 | 10 | 3 | 1 | 1 | 0 | 0 | 0 | 0 | 15 |
| 2004 | 5 | 3 | 4 | 2 | 0 | 0 | 0 | 0 | 14 |
| 2003 | 7 | 1 | 4 | 2 | 0 | 1 | 0 | 0 | 15 |
| 2002 | 0 | 1 | 2 | 1 | 0 | 1 | 0 | 0 | 5 |
| 2001 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
| Total | 111 | 62 | 20 | 57 | 0 | 13 | 0 | 0 | 263 |
(Note)
1. Large aeroplanes are aircraft with a maximum take-off weight of more than 5,700 kg.
2. Small aeroplanes are aircraft with a maximum take-off weight of 5,700 kg or less, excluding ultralight planes.
3. Ultralight planes include self-made, ultralight plane-shaped aircraft.
4. Gyroplanes include self-made, gyroplane-shaped aircraft.