The prolonged earthquake swarm in Akuseki Island, starting on September 21, has caused 13 residents to evacuate. Experts are uncertain about the cause, pointing to potential influences from the Okinawa Trough or volcanic activity. The situation is concerning due to the unpredictable nature of the seismic activity and the fatigue experienced by the remaining islanders.
Earthquake swarm in Akuseki Island since September 21, 2025
13 residents evacuated
Over 1200 tremors exceeding magnitude 1
Experts unsure of cause, but suggest Okinawa Trough or volcanic activity
Uncertainty about the end of the earthquake activity