The tremor was felt with its epicentre at a latitude of 35.5 degrees north and a longitude of 141.2 degrees east, and at a depth of 30 km, the agency further added.
No injuries or damages have been reported yet.
There have been no immediate reports of major damage or injuries as a result of the quake.
The quake logged four in some parts of Chiba Prefecture on the Japanese seismic intensity scale which peaks at 7.
