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Event Brief

Strong earthquake jolts Japan’s Tohoku region

A strong earthquake struck off the coast of Miyagi Prefecture, prompting an emergency warning.
WHO: Japan’s emergency earthquake warning system
WHAT: Strong earthquake struck off the coast of Miyagi Prefecture and triggered an emergency earthquake warning.
WHEN: May 15, 2026 at 7:35 AM ET
WHERE: Miyagi Prefecture, Japan
WHY: An emergency earthquake warning was issued for the region after the quake struck off the coast of Miyagi Prefecture.
How this story developed (showing 2 of 2 earlier reports)

Reporting from 3 identified publishers across this event arc.

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Publishers represented across this event arc

These publishers contributed reporting to the broader event history. Not every source addresses the specific development described above.

How this brief is built: The BriefBrief correlates multiple sources into one evolving event brief, updated as new facts emerge.

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