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A magnitude 5.7 earthquake struck western Shizuoka Prefecture, Japan, early Sunday morning, according to Japanese media. The Japan Meteorological Agency (JMA) reported the quake occurred at around 1:04 a.m. local time at a depth of 40 km, with no tsunami generated. The tremor, measuring 5 on Japan's seismic intensity scale, was also felt in Chita City, Aichi Prefecture. Local media reported at least 15 to 22 people were injured, with store windows shattered and people fleeing buildings, and train services disrupted. The JMA warned that large earthquakes could occur again over the next 2 to 3 days, Yonhap and Chosun Ilbo report.