A magnitude 5.5 earthquake struck southern Ibaraki Prefecture at 7:46 p.m. on June 16, 2026. It registered a lower 5 on Japan’s seismic intensity scale, with no tsunami threat.
The quake jolted the Tokyo area. According to the Japan Meteorological Agency, the epicenter was in southern Ibaraki Prefecture and there was no threat of a tsunami.
No damage details have been reported so far. Residents felt strong shaking but no major disruptions were confirmed.