M5.5 earthquake strikes near Hamakita, Japan; no tsunami threat reported

A magnitude 5.5 earthquake occurred 10 km northwest of Hamakita, Japan, at a depth of 38 km. The USGS PAGER system indicates low likelihood of casualties or damage (GREEN), and no tsunami warning has been issued. The event is routine for Japan's seismically active region, with limited market or geopolitical impact.

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