The earthquake occurred at 10:41 p.m. (local time), and the epicenter located in the northwest of the Chiba prefecture at a depth of about 80 kilometers.
Japan’s Meteorological Agency reported that over-magnitude-five aftershocks were recorded in parts of the capital and the Saitama prefecture.
Railways companies said that some trains, including subway and bullet train services, were suspended after the quake.
No anomalies were reported at Tokai Number Two nuclear power plant in Ibaraki prefecture, near Tokyo, according to the local government.
There were also no reports of damage at Narita airport in Chiba, east of the Japanese capital.
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