Overview
- The quake struck at 10:18 a.m. local time in eastern Shimane at a depth of about 11 km, according to the Japan Meteorological Agency.
- Shaking exceeded upper 5 on the JMA Shindo scale in parts of the region, and the event was classified as long‑period ground motion that can sway high‑rises.
- Aftershocks followed with reported magnitudes of 5.1, 4.5, and 3.8.
- Bullet train services on the Sanyo Shinkansen were briefly suspended after a power outage and resumed around 1 p.m. local time.
- Initial checks found no abnormalities at the Shimane nuclear plant, and broadcasters showed no visible damage in nearby Matsue with no injuries reported.