GAA26WA075

NTSB accident investigation · Robinson R44 · Kumamoto Prefecture, Japan · January 20, 2026

Accident · Serious injuriesClass 5 · Foreign
Date
January 20, 2026
Place
Kumamoto Prefecture, Japan
Injuries
3 serious
Damage
Substantial damage
Phase of flight
Unknown
Aircraft
JA10KERobinson R44
Defining event
Unknown: Unknown or undetermined
Investigation class
Class 5 - No publish
NTSB office
General Aviation Accidents
Lead agency
Other
Case key
202324

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event is the one that best describes the accident. Under each, the cases with the same event anywhere in their sequence.

Aircraft

Registration
JA10KE
Reported as
Robinson R44
Category
Helicopter
Damage
Substantial damage
Flight
Non-U.S., non-commercial