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AII-1000-99921
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Autonomous bus crashes into street tree in Tarama with obstacle detection disabled

An autonomous bus crashed into a street tree in Tarama Village on January 15, 2026, when its obstacle detection system was disabled during a test run. The vehicle became unstable while traveling at 20 km/h and struck the roadside tree, causing damage but no injuries to the four people on board.

15 January 2026 Β· Okinawa Prefecture Β· Safety and wellbeing
15 January 2026
AII-1000-99921
Quick facts
Category
Safety and wellbeing
Country
Japan
Date
15 January 2026
Drafted by
Raidu Incident Detection

What happened

On January 15, 2026, at approximately 5:00 p.m., an autonomous bus undergoing demonstration testing in Tarama Village crashed into a street tree after mounting a roadside embankment.

The vehicle had its obstacle detection system disabled during technical verification and was traveling at 20 km/h when it became unstable and crashed.

Four people were on boardβ€”a driver and techniciansβ€”with no passengers. No injuries occurred, but the bus's bumper and front windshield were damaged.

Reported impact

Following the crash, the autonomous bus halted operations on January 16, 2026, with no restart date scheduled at the time of reporting.

Governance controls

Okinawa Prefecture was conducting the demonstration testing in Tarama Village starting January 13, 2026, with the stated purpose of consolidating mobility services.

Classification

Category
Safety and wellbeing
Industry
Mobility and autonomous vehicles
Country
Japan
Harm status
Actual harm
Intent
Unintentional
Timing
Pre-deployment
Harm types
Economic or property
Failure modes
Unsafe autonomous behaviour
Consequences
System suspension or termination
AI systems
Autonomous bus

Sources and evidence

Sources not yet published

This record was researched and written by the Index from original reporting. Its sources are still being verified by an editor, and they are listed here once that check is complete. Until then the record carries no reviewer.

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