Datos observables compartidos por todas las narrativas
Russian media reported a cluster of moderate seismic events in the northwest Pacific, including two earthquakes near the Southern Kurils with magnitudes up to 5.3 and a separate offshore Japan event reported at magnitude 5.5. The reporting indicates multiple distinct epicentral areas (Southern Kurils and off Japan) over a short time window, consistent with regional tectonic activity along the Kuril–Japan subduction zone.