Strong quake shakes Hokkaido as authorities urge vigilance

Strong Quake Hits Hokkaido

A strong earthquake struck eastern areas of Hokkaido Prefecture on Saturday, prompting authorities to urge vigilance.

The quake had a magnitude of 5.8 and measured a lower 5 on the Japanese seismic intensity scale in the city of Nemuro.

The agency called on people in areas jolted by the quake to remain alert for more temblors measuring up to a lower 5 for about a week.

An ocean plate is subducting beneath a land plate off the southeastern coast of Hokkaido, and the quake occurred at the boundary of the two plates.

Author's summary: Strong quake hits Hokkaido with magnitude 5.8.

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The Japan Times The Japan Times — 2025-10-25

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