Green earthquake (Magnitude 6.6M, Depth:10km) in Japan 08/12/2025 21:52 UTC, 1.3 million in MMI&>=IV.

On 12/8/2025 9:52:38 PM, an earthquake occurred in Japan potentially affecting 1.3 million in MMI&>=IV. The earthquake had Magnitude 6.6M, Depth:10km.